ConstraintProto.java

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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: ortools/sat/cp_model.proto
 
// Protobuf Java Version: 3.25.3
package com.google.ortools.sat;
 
public final class ConstraintProto extends
    com.google.protobuf.GeneratedMessageV3 implements
    // @@protoc_insertion_point(message_implements:operations_research.sat.ConstraintProto)
    ConstraintProtoOrBuilder {
private static final long serialVersionUID = 0L;
  // Use ConstraintProto.newBuilder() to construct.
  private ConstraintProto(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
    super(builder);
  }
  private ConstraintProto() {
    name_ = "";
    enforcementLiteral_ = emptyIntList();
  }
 
  @java.lang.Override
  @SuppressWarnings({"unused"})
  protected java.lang.Object newInstance(
      UnusedPrivateParameter unused) {
    return new ConstraintProto();
  }
 
  public static final com.google.protobuf.Descriptors.Descriptor
      getDescriptor() {
    return com.google.ortools.sat.CpModelProtobuf.internal_static_operations_research_sat_ConstraintProto_descriptor;
  }
 
  @java.lang.Override
  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return com.google.ortools.sat.CpModelProtobuf.internal_static_operations_research_sat_ConstraintProto_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.ortools.sat.ConstraintProto.class, com.google.ortools.sat.ConstraintProto.Builder.class);
  }
 
  private int constraintCase_ = 0;
  @SuppressWarnings("serial")
  private java.lang.Object constraint_;
  public enum ConstraintCase
      implements com.google.protobuf.Internal.EnumLite,
          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    BOOL_OR(3),
    BOOL_AND(4),
    AT_MOST_ONE(26),
    EXACTLY_ONE(29),
    BOOL_XOR(5),
    INT_DIV(7),
    INT_MOD(8),
    INT_PROD(11),
    LIN_MAX(27),
    LINEAR(12),
    ALL_DIFF(13),
    ELEMENT(14),
    CIRCUIT(15),
    ROUTES(23),
    TABLE(16),
    AUTOMATON(17),
    INVERSE(18),
    RESERVOIR(24),
    INTERVAL(19),
    NO_OVERLAP(20),
    NO_OVERLAP_2D(21),
    CUMULATIVE(22),
    DUMMY_CONSTRAINT(30),
    CONSTRAINT_NOT_SET(0);
    private final int value;
    private ConstraintCase(int value) {
      this.value = value;
    }
    @java.lang.Deprecated
    public static ConstraintCase valueOf(int value) {
      return forNumber(value);
    }
 
    public static ConstraintCase forNumber(int value) {
      switch (value) {
        case 3: return BOOL_OR;
        case 4: return BOOL_AND;
        case 26: return AT_MOST_ONE;
        case 29: return EXACTLY_ONE;
        case 5: return BOOL_XOR;
        case 7: return INT_DIV;
        case 8: return INT_MOD;
        case 11: return INT_PROD;
        case 27: return LIN_MAX;
        case 12: return LINEAR;
        case 13: return ALL_DIFF;
        case 14: return ELEMENT;
        case 15: return CIRCUIT;
        case 23: return ROUTES;
        case 16: return TABLE;
        case 17: return AUTOMATON;
        case 18: return INVERSE;
        case 24: return RESERVOIR;
        case 19: return INTERVAL;
        case 20: return NO_OVERLAP;
        case 21: return NO_OVERLAP_2D;
        case 22: return CUMULATIVE;
        case 30: return DUMMY_CONSTRAINT;
        case 0: return CONSTRAINT_NOT_SET;
        default: return null;
      }
    }
    public int getNumber() {
      return this.value;
    }
  };
 
  public ConstraintCase
  getConstraintCase() {
    return ConstraintCase.forNumber(
        constraintCase_);
  }
 
  public static final int NAME_FIELD_NUMBER = 1;
  @SuppressWarnings("serial")
  private volatile java.lang.Object name_ = "";
  @java.lang.Override
  public java.lang.String getName() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = 
          (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      name_ = s;
      return s;
    }
  }
  @java.lang.Override
  public com.google.protobuf.ByteString
      getNameBytes() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b = 
          com.google.protobuf.ByteString.copyFromUtf8(
              (java.lang.String) ref);
      name_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }
 
  public static final int ENFORCEMENT_LITERAL_FIELD_NUMBER = 2;
  @SuppressWarnings("serial")
  private com.google.protobuf.Internal.IntList enforcementLiteral_ =
      emptyIntList();
  @java.lang.Override
  public java.util.List<java.lang.Integer>
      getEnforcementLiteralList() {
    return enforcementLiteral_;
  }
  public int getEnforcementLiteralCount() {
    return enforcementLiteral_.size();
  }
  public int getEnforcementLiteral(int index) {
    return enforcementLiteral_.getInt(index);
  }
  private int enforcementLiteralMemoizedSerializedSize = -1;
 
  public static final int BOOL_OR_FIELD_NUMBER = 3;
  @java.lang.Override
  public boolean hasBoolOr() {
    return constraintCase_ == 3;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolOr() {
    if (constraintCase_ == 3) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolOrOrBuilder() {
    if (constraintCase_ == 3) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int BOOL_AND_FIELD_NUMBER = 4;
  @java.lang.Override
  public boolean hasBoolAnd() {
    return constraintCase_ == 4;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolAnd() {
    if (constraintCase_ == 4) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolAndOrBuilder() {
    if (constraintCase_ == 4) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int AT_MOST_ONE_FIELD_NUMBER = 26;
  @java.lang.Override
  public boolean hasAtMostOne() {
    return constraintCase_ == 26;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getAtMostOne() {
    if (constraintCase_ == 26) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getAtMostOneOrBuilder() {
    if (constraintCase_ == 26) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int EXACTLY_ONE_FIELD_NUMBER = 29;
  @java.lang.Override
  public boolean hasExactlyOne() {
    return constraintCase_ == 29;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getExactlyOne() {
    if (constraintCase_ == 29) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getExactlyOneOrBuilder() {
    if (constraintCase_ == 29) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int BOOL_XOR_FIELD_NUMBER = 5;
  @java.lang.Override
  public boolean hasBoolXor() {
    return constraintCase_ == 5;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolXor() {
    if (constraintCase_ == 5) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolXorOrBuilder() {
    if (constraintCase_ == 5) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_DIV_FIELD_NUMBER = 7;
  @java.lang.Override
  public boolean hasIntDiv() {
    return constraintCase_ == 7;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getIntDiv() {
    if (constraintCase_ == 7) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntDivOrBuilder() {
    if (constraintCase_ == 7) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_MOD_FIELD_NUMBER = 8;
  @java.lang.Override
  public boolean hasIntMod() {
    return constraintCase_ == 8;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getIntMod() {
    if (constraintCase_ == 8) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntModOrBuilder() {
    if (constraintCase_ == 8) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_PROD_FIELD_NUMBER = 11;
  @java.lang.Override
  public boolean hasIntProd() {
    return constraintCase_ == 11;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getIntProd() {
    if (constraintCase_ == 11) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntProdOrBuilder() {
    if (constraintCase_ == 11) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int LIN_MAX_FIELD_NUMBER = 27;
  @java.lang.Override
  public boolean hasLinMax() {
    return constraintCase_ == 27;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getLinMax() {
    if (constraintCase_ == 27) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMaxOrBuilder() {
    if (constraintCase_ == 27) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int LINEAR_FIELD_NUMBER = 12;
  @java.lang.Override
  public boolean hasLinear() {
    return constraintCase_ == 12;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearConstraintProto getLinear() {
    if (constraintCase_ == 12) {
       return (com.google.ortools.sat.LinearConstraintProto) constraint_;
    }
    return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearConstraintProtoOrBuilder getLinearOrBuilder() {
    if (constraintCase_ == 12) {
       return (com.google.ortools.sat.LinearConstraintProto) constraint_;
    }
    return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
  }
 
  public static final int ALL_DIFF_FIELD_NUMBER = 13;
  @java.lang.Override
  public boolean hasAllDiff() {
    return constraintCase_ == 13;
  }
  @java.lang.Override
  public com.google.ortools.sat.AllDifferentConstraintProto getAllDiff() {
    if (constraintCase_ == 13) {
       return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder getAllDiffOrBuilder() {
    if (constraintCase_ == 13) {
       return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
  }
 
  public static final int ELEMENT_FIELD_NUMBER = 14;
  @java.lang.Override
  public boolean hasElement() {
    return constraintCase_ == 14;
  }
  @java.lang.Override
  public com.google.ortools.sat.ElementConstraintProto getElement() {
    if (constraintCase_ == 14) {
       return (com.google.ortools.sat.ElementConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.ElementConstraintProtoOrBuilder getElementOrBuilder() {
    if (constraintCase_ == 14) {
       return (com.google.ortools.sat.ElementConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
  }
 
  public static final int CIRCUIT_FIELD_NUMBER = 15;
  @java.lang.Override
  public boolean hasCircuit() {
    return constraintCase_ == 15;
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitConstraintProto getCircuit() {
    if (constraintCase_ == 15) {
       return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitConstraintProtoOrBuilder getCircuitOrBuilder() {
    if (constraintCase_ == 15) {
       return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
  }
 
  public static final int ROUTES_FIELD_NUMBER = 23;
  @java.lang.Override
  public boolean hasRoutes() {
    return constraintCase_ == 23;
  }
  @java.lang.Override
  public com.google.ortools.sat.RoutesConstraintProto getRoutes() {
    if (constraintCase_ == 23) {
       return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
    }
    return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.RoutesConstraintProtoOrBuilder getRoutesOrBuilder() {
    if (constraintCase_ == 23) {
       return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
    }
    return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
  }
 
  public static final int TABLE_FIELD_NUMBER = 16;
  @java.lang.Override
  public boolean hasTable() {
    return constraintCase_ == 16;
  }
  @java.lang.Override
  public com.google.ortools.sat.TableConstraintProto getTable() {
    if (constraintCase_ == 16) {
       return (com.google.ortools.sat.TableConstraintProto) constraint_;
    }
    return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.TableConstraintProtoOrBuilder getTableOrBuilder() {
    if (constraintCase_ == 16) {
       return (com.google.ortools.sat.TableConstraintProto) constraint_;
    }
    return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
  }
 
  public static final int AUTOMATON_FIELD_NUMBER = 17;
  @java.lang.Override
  public boolean hasAutomaton() {
    return constraintCase_ == 17;
  }
  @java.lang.Override
  public com.google.ortools.sat.AutomatonConstraintProto getAutomaton() {
    if (constraintCase_ == 17) {
       return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.AutomatonConstraintProtoOrBuilder getAutomatonOrBuilder() {
    if (constraintCase_ == 17) {
       return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
  }
 
  public static final int INVERSE_FIELD_NUMBER = 18;
  @java.lang.Override
  public boolean hasInverse() {
    return constraintCase_ == 18;
  }
  @java.lang.Override
  public com.google.ortools.sat.InverseConstraintProto getInverse() {
    if (constraintCase_ == 18) {
       return (com.google.ortools.sat.InverseConstraintProto) constraint_;
    }
    return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.InverseConstraintProtoOrBuilder getInverseOrBuilder() {
    if (constraintCase_ == 18) {
       return (com.google.ortools.sat.InverseConstraintProto) constraint_;
    }
    return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
  }
 
  public static final int RESERVOIR_FIELD_NUMBER = 24;
  @java.lang.Override
  public boolean hasReservoir() {
    return constraintCase_ == 24;
  }
  @java.lang.Override
  public com.google.ortools.sat.ReservoirConstraintProto getReservoir() {
    if (constraintCase_ == 24) {
       return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.ReservoirConstraintProtoOrBuilder getReservoirOrBuilder() {
    if (constraintCase_ == 24) {
       return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
  }
 
  public static final int INTERVAL_FIELD_NUMBER = 19;
  @java.lang.Override
  public boolean hasInterval() {
    return constraintCase_ == 19;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntervalConstraintProto getInterval() {
    if (constraintCase_ == 19) {
       return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
    }
    return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntervalConstraintProtoOrBuilder getIntervalOrBuilder() {
    if (constraintCase_ == 19) {
       return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
    }
    return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
  }
 
  public static final int NO_OVERLAP_FIELD_NUMBER = 20;
  @java.lang.Override
  public boolean hasNoOverlap() {
    return constraintCase_ == 20;
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlapConstraintProto getNoOverlap() {
    if (constraintCase_ == 20) {
       return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder getNoOverlapOrBuilder() {
    if (constraintCase_ == 20) {
       return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
  }
 
  public static final int NO_OVERLAP_2D_FIELD_NUMBER = 21;
  @java.lang.Override
  public boolean hasNoOverlap2D() {
    return constraintCase_ == 21;
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlap2DConstraintProto getNoOverlap2D() {
    if (constraintCase_ == 21) {
       return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder getNoOverlap2DOrBuilder() {
    if (constraintCase_ == 21) {
       return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
  }
 
  public static final int CUMULATIVE_FIELD_NUMBER = 22;
  @java.lang.Override
  public boolean hasCumulative() {
    return constraintCase_ == 22;
  }
  @java.lang.Override
  public com.google.ortools.sat.CumulativeConstraintProto getCumulative() {
    if (constraintCase_ == 22) {
       return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.CumulativeConstraintProtoOrBuilder getCumulativeOrBuilder() {
    if (constraintCase_ == 22) {
       return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
  }
 
  public static final int DUMMY_CONSTRAINT_FIELD_NUMBER = 30;
  @java.lang.Override
  public boolean hasDummyConstraint() {
    return constraintCase_ == 30;
  }
  @java.lang.Override
  public com.google.ortools.sat.ListOfVariablesProto getDummyConstraint() {
    if (constraintCase_ == 30) {
       return (com.google.ortools.sat.ListOfVariablesProto) constraint_;
    }
    return com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.ListOfVariablesProtoOrBuilder getDummyConstraintOrBuilder() {
    if (constraintCase_ == 30) {
       return (com.google.ortools.sat.ListOfVariablesProto) constraint_;
    }
    return com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
  }
 
  private byte memoizedIsInitialized = -1;
  @java.lang.Override
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;
 
    memoizedIsInitialized = 1;
    return true;
  }
 
  @java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output)
                      throws java.io.IOException {
    getSerializedSize();
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
    }
    if (getEnforcementLiteralList().size() > 0) {
      output.writeUInt32NoTag(18);
      output.writeUInt32NoTag(enforcementLiteralMemoizedSerializedSize);
    }
    for (int i = 0; i < enforcementLiteral_.size(); i++) {
      output.writeInt32NoTag(enforcementLiteral_.getInt(i));
    }
    if (constraintCase_ == 3) {
      output.writeMessage(3, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 4) {
      output.writeMessage(4, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 5) {
      output.writeMessage(5, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 7) {
      output.writeMessage(7, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    if (constraintCase_ == 8) {
      output.writeMessage(8, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    if (constraintCase_ == 11) {
      output.writeMessage(11, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    if (constraintCase_ == 12) {
      output.writeMessage(12, (com.google.ortools.sat.LinearConstraintProto) constraint_);
    }
    if (constraintCase_ == 13) {
      output.writeMessage(13, (com.google.ortools.sat.AllDifferentConstraintProto) constraint_);
    }
    if (constraintCase_ == 14) {
      output.writeMessage(14, (com.google.ortools.sat.ElementConstraintProto) constraint_);
    }
    if (constraintCase_ == 15) {
      output.writeMessage(15, (com.google.ortools.sat.CircuitConstraintProto) constraint_);
    }
    if (constraintCase_ == 16) {
      output.writeMessage(16, (com.google.ortools.sat.TableConstraintProto) constraint_);
    }
    if (constraintCase_ == 17) {
      output.writeMessage(17, (com.google.ortools.sat.AutomatonConstraintProto) constraint_);
    }
    if (constraintCase_ == 18) {
      output.writeMessage(18, (com.google.ortools.sat.InverseConstraintProto) constraint_);
    }
    if (constraintCase_ == 19) {
      output.writeMessage(19, (com.google.ortools.sat.IntervalConstraintProto) constraint_);
    }
    if (constraintCase_ == 20) {
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    public Builder setRepeatedField(
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        int index, java.lang.Object value) {
      return super.setRepeatedField(field, index, value);
    }
    @java.lang.Override
    public Builder addRepeatedField(
        com.google.protobuf.Descriptors.FieldDescriptor field,
        java.lang.Object value) {
      return super.addRepeatedField(field, value);
    }
    @java.lang.Override
    public Builder mergeFrom(com.google.protobuf.Message other) {
      if (other instanceof com.google.ortools.sat.ConstraintProto) {
        return mergeFrom((com.google.ortools.sat.ConstraintProto)other);
      } else {
        super.mergeFrom(other);
        return this;
      }
    }
 
    public Builder mergeFrom(com.google.ortools.sat.ConstraintProto other) {
      if (other == com.google.ortools.sat.ConstraintProto.getDefaultInstance()) return this;
      if (!other.getName().isEmpty()) {
        name_ = other.name_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.enforcementLiteral_.isEmpty()) {
        if (enforcementLiteral_.isEmpty()) {
          enforcementLiteral_ = other.enforcementLiteral_;
          enforcementLiteral_.makeImmutable();
          bitField0_ |= 0x00000002;
        } else {
          ensureEnforcementLiteralIsMutable();
          enforcementLiteral_.addAll(other.enforcementLiteral_);
        }
        onChanged();
      }
      switch (other.getConstraintCase()) {
        case BOOL_OR: {
          mergeBoolOr(other.getBoolOr());
          break;
        }
        case BOOL_AND: {
          mergeBoolAnd(other.getBoolAnd());
          break;
        }
        case AT_MOST_ONE: {
          mergeAtMostOne(other.getAtMostOne());
          break;
        }
        case EXACTLY_ONE: {
          mergeExactlyOne(other.getExactlyOne());
          break;
        }
        case BOOL_XOR: {
          mergeBoolXor(other.getBoolXor());
          break;
        }
        case INT_DIV: {
          mergeIntDiv(other.getIntDiv());
          break;
        }
        case INT_MOD: {
          mergeIntMod(other.getIntMod());
          break;
        }
        case INT_PROD: {
          mergeIntProd(other.getIntProd());
          break;
        }
        case LIN_MAX: {
          mergeLinMax(other.getLinMax());
          break;
        }
        case LINEAR: {
          mergeLinear(other.getLinear());
          break;
        }
        case ALL_DIFF: {
          mergeAllDiff(other.getAllDiff());
          break;
        }
        case ELEMENT: {
          mergeElement(other.getElement());
          break;
        }
        case CIRCUIT: {
          mergeCircuit(other.getCircuit());
          break;
        }
        case ROUTES: {
          mergeRoutes(other.getRoutes());
          break;
        }
        case TABLE: {
          mergeTable(other.getTable());
          break;
        }
        case AUTOMATON: {
          mergeAutomaton(other.getAutomaton());
          break;
        }
        case INVERSE: {
          mergeInverse(other.getInverse());
          break;
        }
        case RESERVOIR: {
          mergeReservoir(other.getReservoir());
          break;
        }
        case INTERVAL: {
          mergeInterval(other.getInterval());
          break;
        }
        case NO_OVERLAP: {
          mergeNoOverlap(other.getNoOverlap());
          break;
        }
        case NO_OVERLAP_2D: {
          mergeNoOverlap2D(other.getNoOverlap2D());
          break;
        }
        case CUMULATIVE: {
          mergeCumulative(other.getCumulative());
          break;
        }
        case DUMMY_CONSTRAINT: {
          mergeDummyConstraint(other.getDummyConstraint());
          break;
        }
        case CONSTRAINT_NOT_SET: {
          break;
        }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
 
    @java.lang.Override
    public final boolean isInitialized() {
      return true;
    }
 
    @java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              name_ = input.readStringRequireUtf8();
              bitField0_ |= 0x00000001;
              break;
            } // case 10
            case 16: {
              int v = input.readInt32();
              ensureEnforcementLiteralIsMutable();
              enforcementLiteral_.addInt(v);
              break;
            } // case 16
            case 18: {
              int length = input.readRawVarint32();
              int limit = input.pushLimit(length);
              ensureEnforcementLiteralIsMutable();
              while (input.getBytesUntilLimit() > 0) {
                enforcementLiteral_.addInt(input.readInt32());
              }
              input.popLimit(limit);
              break;
            } // case 18
            case 26: {
              input.readMessage(
                  getBoolOrFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 3;
              break;
            } // case 26
            case 34: {
              input.readMessage(
                  getBoolAndFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 4;
              break;
            } // case 34
            case 42: {
              input.readMessage(
                  getBoolXorFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 5;
              break;
            } // case 42
            case 58: {
              input.readMessage(
                  getIntDivFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 7;
              break;
            } // case 58
            case 66: {
              input.readMessage(
                  getIntModFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 8;
              break;
            } // case 66
            case 90: {
              input.readMessage(
                  getIntProdFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 11;
              break;
            } // case 90
            case 98: {
              input.readMessage(
                  getLinearFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 12;
              break;
            } // case 98
            case 106: {
              input.readMessage(
                  getAllDiffFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 13;
              break;
            } // case 106
            case 114: {
              input.readMessage(
                  getElementFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 14;
              break;
            } // case 114
            case 122: {
              input.readMessage(
                  getCircuitFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 15;
              break;
            } // case 122
            case 130: {
              input.readMessage(
                  getTableFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 16;
              break;
            } // case 130
            case 138: {
              input.readMessage(
                  getAutomatonFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 17;
              break;
            } // case 138
            case 146: {
              input.readMessage(
                  getInverseFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 18;
              break;
            } // case 146
            case 154: {
              input.readMessage(
                  getIntervalFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 19;
              break;
            } // case 154
            case 162: {
              input.readMessage(
                  getNoOverlapFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 20;
              break;
            } // case 162
            case 170: {
              input.readMessage(
                  getNoOverlap2DFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 21;
              break;
            } // case 170
            case 178: {
              input.readMessage(
                  getCumulativeFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 22;
              break;
            } // case 178
            case 186: {
              input.readMessage(
                  getRoutesFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 23;
              break;
            } // case 186
            case 194: {
              input.readMessage(
                  getReservoirFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 24;
              break;
            } // case 194
            case 210: {
              input.readMessage(
                  getAtMostOneFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 26;
              break;
            } // case 210
            case 218: {
              input.readMessage(
                  getLinMaxFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 27;
              break;
            } // case 218
            case 234: {
              input.readMessage(
                  getExactlyOneFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 29;
              break;
            } // case 234
            case 242: {
              input.readMessage(
                  getDummyConstraintFieldBuilder().getBuilder(),
                  extensionRegistry);
              constraintCase_ = 30;
              break;
            } // case 242
            default: {
              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                done = true; // was an endgroup tag
              }
              break;
            } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }
    private int constraintCase_ = 0;
    private java.lang.Object constraint_;
    public ConstraintCase
        getConstraintCase() {
      return ConstraintCase.forNumber(
          constraintCase_);
    }
 
    public Builder clearConstraint() {
      constraintCase_ = 0;
      constraint_ = null;
      onChanged();
      return this;
    }
 
    private int bitField0_;
 
    private java.lang.Object name_ = "";
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs =
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    public com.google.protobuf.ByteString
        getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    public Builder setName(
        java.lang.String value) {
      if (value == null) { throw new NullPointerException(); }
      name_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    public Builder clearName() {
      name_ = getDefaultInstance().getName();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
    public Builder setNameBytes(
        com.google.protobuf.ByteString value) {
      if (value == null) { throw new NullPointerException(); }
      checkByteStringIsUtf8(value);
      name_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
 
    private com.google.protobuf.Internal.IntList enforcementLiteral_ = emptyIntList();
    private void ensureEnforcementLiteralIsMutable() {
      if (!enforcementLiteral_.isModifiable()) {
        enforcementLiteral_ = makeMutableCopy(enforcementLiteral_);
      }
      bitField0_ |= 0x00000002;
    }
    public java.util.List<java.lang.Integer>
        getEnforcementLiteralList() {
      enforcementLiteral_.makeImmutable();
      return enforcementLiteral_;
    }
    public int getEnforcementLiteralCount() {
      return enforcementLiteral_.size();
    }
    public int getEnforcementLiteral(int index) {
      return enforcementLiteral_.getInt(index);
    }
    public Builder setEnforcementLiteral(
        int index, int value) {
 
      ensureEnforcementLiteralIsMutable();
      enforcementLiteral_.setInt(index, value);
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    public Builder addEnforcementLiteral(int value) {
 
      ensureEnforcementLiteralIsMutable();
      enforcementLiteral_.addInt(value);
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    public Builder addAllEnforcementLiteral(
        java.lang.Iterable<? extends java.lang.Integer> values) {
      ensureEnforcementLiteralIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, enforcementLiteral_);
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
    public Builder clearEnforcementLiteral() {
      enforcementLiteral_ = emptyIntList();
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
      return this;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolOrBuilder_;
    @java.lang.Override
    public boolean hasBoolOr() {
      return constraintCase_ == 3;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolOr() {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 3) {
          return boolOrBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolOr(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolOrBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolOrBuilder_.setMessage(value);
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder setBoolOr(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolOrBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolOrBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder mergeBoolOr(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 3) {
          boolOrBuilder_.mergeFrom(value);
        } else {
          boolOrBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder clearBoolOr() {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 3) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolOrBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolOrBuilder() {
      return getBoolOrFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolOrOrBuilder() {
      if ((constraintCase_ == 3) && (boolOrBuilder_ != null)) {
        return boolOrBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 3) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolOrFieldBuilder() {
      if (boolOrBuilder_ == null) {
        if (!(constraintCase_ == 3)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolOrBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 3;
      onChanged();
      return boolOrBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolAndBuilder_;
    @java.lang.Override
    public boolean hasBoolAnd() {
      return constraintCase_ == 4;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolAnd() {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 4) {
          return boolAndBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolAnd(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolAndBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolAndBuilder_.setMessage(value);
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder setBoolAnd(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolAndBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolAndBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder mergeBoolAnd(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 4) {
          boolAndBuilder_.mergeFrom(value);
        } else {
          boolAndBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder clearBoolAnd() {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 4) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolAndBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolAndBuilder() {
      return getBoolAndFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolAndOrBuilder() {
      if ((constraintCase_ == 4) && (boolAndBuilder_ != null)) {
        return boolAndBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 4) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolAndFieldBuilder() {
      if (boolAndBuilder_ == null) {
        if (!(constraintCase_ == 4)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolAndBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 4;
      onChanged();
      return boolAndBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> atMostOneBuilder_;
    @java.lang.Override
    public boolean hasAtMostOne() {
      return constraintCase_ == 26;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getAtMostOne() {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 26) {
          return atMostOneBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setAtMostOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (atMostOneBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        atMostOneBuilder_.setMessage(value);
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder setAtMostOne(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (atMostOneBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        atMostOneBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder mergeAtMostOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 26) {
          atMostOneBuilder_.mergeFrom(value);
        } else {
          atMostOneBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder clearAtMostOne() {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 26) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        atMostOneBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getAtMostOneBuilder() {
      return getAtMostOneFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getAtMostOneOrBuilder() {
      if ((constraintCase_ == 26) && (atMostOneBuilder_ != null)) {
        return atMostOneBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 26) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getAtMostOneFieldBuilder() {
      if (atMostOneBuilder_ == null) {
        if (!(constraintCase_ == 26)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        atMostOneBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 26;
      onChanged();
      return atMostOneBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> exactlyOneBuilder_;
    @java.lang.Override
    public boolean hasExactlyOne() {
      return constraintCase_ == 29;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getExactlyOne() {
      if (exactlyOneBuilder_ == null) {
        if (constraintCase_ == 29) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 29) {
          return exactlyOneBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setExactlyOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (exactlyOneBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        exactlyOneBuilder_.setMessage(value);
      }
      constraintCase_ = 29;
      return this;
    }
    public Builder setExactlyOne(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (exactlyOneBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        exactlyOneBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 29;
      return this;
    }
    public Builder mergeExactlyOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (exactlyOneBuilder_ == null) {
        if (constraintCase_ == 29 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 29) {
          exactlyOneBuilder_.mergeFrom(value);
        } else {
          exactlyOneBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 29;
      return this;
    }
    public Builder clearExactlyOne() {
      if (exactlyOneBuilder_ == null) {
        if (constraintCase_ == 29) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 29) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        exactlyOneBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getExactlyOneBuilder() {
      return getExactlyOneFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getExactlyOneOrBuilder() {
      if ((constraintCase_ == 29) && (exactlyOneBuilder_ != null)) {
        return exactlyOneBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 29) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getExactlyOneFieldBuilder() {
      if (exactlyOneBuilder_ == null) {
        if (!(constraintCase_ == 29)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        exactlyOneBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 29;
      onChanged();
      return exactlyOneBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolXorBuilder_;
    @java.lang.Override
    public boolean hasBoolXor() {
      return constraintCase_ == 5;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolXor() {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 5) {
          return boolXorBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolXor(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolXorBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolXorBuilder_.setMessage(value);
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder setBoolXor(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolXorBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolXorBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder mergeBoolXor(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 5) {
          boolXorBuilder_.mergeFrom(value);
        } else {
          boolXorBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder clearBoolXor() {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 5) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolXorBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolXorBuilder() {
      return getBoolXorFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolXorOrBuilder() {
      if ((constraintCase_ == 5) && (boolXorBuilder_ != null)) {
        return boolXorBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 5) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolXorFieldBuilder() {
      if (boolXorBuilder_ == null) {
        if (!(constraintCase_ == 5)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolXorBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 5;
      onChanged();
      return boolXorBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> intDivBuilder_;
    @java.lang.Override
    public boolean hasIntDiv() {
      return constraintCase_ == 7;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getIntDiv() {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 7) {
          return intDivBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntDiv(com.google.ortools.sat.LinearArgumentProto value) {
      if (intDivBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intDivBuilder_.setMessage(value);
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder setIntDiv(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (intDivBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intDivBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder mergeIntDiv(com.google.ortools.sat.LinearArgumentProto value) {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 7) {
          intDivBuilder_.mergeFrom(value);
        } else {
          intDivBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder clearIntDiv() {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 7) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intDivBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getIntDivBuilder() {
      return getIntDivFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntDivOrBuilder() {
      if ((constraintCase_ == 7) && (intDivBuilder_ != null)) {
        return intDivBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 7) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getIntDivFieldBuilder() {
      if (intDivBuilder_ == null) {
        if (!(constraintCase_ == 7)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        intDivBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 7;
      onChanged();
      return intDivBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> intModBuilder_;
    @java.lang.Override
    public boolean hasIntMod() {
      return constraintCase_ == 8;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getIntMod() {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 8) {
          return intModBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntMod(com.google.ortools.sat.LinearArgumentProto value) {
      if (intModBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intModBuilder_.setMessage(value);
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder setIntMod(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (intModBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intModBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder mergeIntMod(com.google.ortools.sat.LinearArgumentProto value) {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 8) {
          intModBuilder_.mergeFrom(value);
        } else {
          intModBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder clearIntMod() {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 8) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intModBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getIntModBuilder() {
      return getIntModFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntModOrBuilder() {
      if ((constraintCase_ == 8) && (intModBuilder_ != null)) {
        return intModBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 8) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getIntModFieldBuilder() {
      if (intModBuilder_ == null) {
        if (!(constraintCase_ == 8)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        intModBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 8;
      onChanged();
      return intModBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> intProdBuilder_;
    @java.lang.Override
    public boolean hasIntProd() {
      return constraintCase_ == 11;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getIntProd() {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 11) {
          return intProdBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntProd(com.google.ortools.sat.LinearArgumentProto value) {
      if (intProdBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intProdBuilder_.setMessage(value);
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder setIntProd(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (intProdBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intProdBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder mergeIntProd(com.google.ortools.sat.LinearArgumentProto value) {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 11) {
          intProdBuilder_.mergeFrom(value);
        } else {
          intProdBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder clearIntProd() {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 11) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intProdBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getIntProdBuilder() {
      return getIntProdFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getIntProdOrBuilder() {
      if ((constraintCase_ == 11) && (intProdBuilder_ != null)) {
        return intProdBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 11) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getIntProdFieldBuilder() {
      if (intProdBuilder_ == null) {
        if (!(constraintCase_ == 11)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        intProdBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 11;
      onChanged();
      return intProdBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> linMaxBuilder_;
    @java.lang.Override
    public boolean hasLinMax() {
      return constraintCase_ == 27;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getLinMax() {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 27) {
          return linMaxBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setLinMax(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMaxBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        linMaxBuilder_.setMessage(value);
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder setLinMax(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (linMaxBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        linMaxBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder mergeLinMax(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 27) {
          linMaxBuilder_.mergeFrom(value);
        } else {
          linMaxBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder clearLinMax() {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 27) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        linMaxBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getLinMaxBuilder() {
      return getLinMaxFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMaxOrBuilder() {
      if ((constraintCase_ == 27) && (linMaxBuilder_ != null)) {
        return linMaxBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 27) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getLinMaxFieldBuilder() {
      if (linMaxBuilder_ == null) {
        if (!(constraintCase_ == 27)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        linMaxBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 27;
      onChanged();
      return linMaxBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder> linearBuilder_;
    @java.lang.Override
    public boolean hasLinear() {
      return constraintCase_ == 12;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearConstraintProto getLinear() {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12) {
          return (com.google.ortools.sat.LinearConstraintProto) constraint_;
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 12) {
          return linearBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      }
    }
    public Builder setLinear(com.google.ortools.sat.LinearConstraintProto value) {
      if (linearBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        linearBuilder_.setMessage(value);
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder setLinear(
        com.google.ortools.sat.LinearConstraintProto.Builder builderForValue) {
      if (linearBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        linearBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder mergeLinear(com.google.ortools.sat.LinearConstraintProto value) {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12 &&
            constraint_ != com.google.ortools.sat.LinearConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearConstraintProto.newBuilder((com.google.ortools.sat.LinearConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 12) {
          linearBuilder_.mergeFrom(value);
        } else {
          linearBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder clearLinear() {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 12) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        linearBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearConstraintProto.Builder getLinearBuilder() {
      return getLinearFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearConstraintProtoOrBuilder getLinearOrBuilder() {
      if ((constraintCase_ == 12) && (linearBuilder_ != null)) {
        return linearBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 12) {
          return (com.google.ortools.sat.LinearConstraintProto) constraint_;
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder> 
        getLinearFieldBuilder() {
      if (linearBuilder_ == null) {
        if (!(constraintCase_ == 12)) {
          constraint_ = com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
        }
        linearBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder>(
                (com.google.ortools.sat.LinearConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 12;
      onChanged();
      return linearBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder> allDiffBuilder_;
    @java.lang.Override
    public boolean hasAllDiff() {
      return constraintCase_ == 13;
    }
    @java.lang.Override
    public com.google.ortools.sat.AllDifferentConstraintProto getAllDiff() {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13) {
          return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 13) {
          return allDiffBuilder_.getMessage();
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      }
    }
    public Builder setAllDiff(com.google.ortools.sat.AllDifferentConstraintProto value) {
      if (allDiffBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        allDiffBuilder_.setMessage(value);
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder setAllDiff(
        com.google.ortools.sat.AllDifferentConstraintProto.Builder builderForValue) {
      if (allDiffBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        allDiffBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder mergeAllDiff(com.google.ortools.sat.AllDifferentConstraintProto value) {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13 &&
            constraint_ != com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.AllDifferentConstraintProto.newBuilder((com.google.ortools.sat.AllDifferentConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 13) {
          allDiffBuilder_.mergeFrom(value);
        } else {
          allDiffBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder clearAllDiff() {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 13) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        allDiffBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.AllDifferentConstraintProto.Builder getAllDiffBuilder() {
      return getAllDiffFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder getAllDiffOrBuilder() {
      if ((constraintCase_ == 13) && (allDiffBuilder_ != null)) {
        return allDiffBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 13) {
          return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder> 
        getAllDiffFieldBuilder() {
      if (allDiffBuilder_ == null) {
        if (!(constraintCase_ == 13)) {
          constraint_ = com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
        }
        allDiffBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder>(
                (com.google.ortools.sat.AllDifferentConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 13;
      onChanged();
      return allDiffBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder> elementBuilder_;
    @java.lang.Override
    public boolean hasElement() {
      return constraintCase_ == 14;
    }
    @java.lang.Override
    public com.google.ortools.sat.ElementConstraintProto getElement() {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14) {
          return (com.google.ortools.sat.ElementConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 14) {
          return elementBuilder_.getMessage();
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      }
    }
    public Builder setElement(com.google.ortools.sat.ElementConstraintProto value) {
      if (elementBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        elementBuilder_.setMessage(value);
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder setElement(
        com.google.ortools.sat.ElementConstraintProto.Builder builderForValue) {
      if (elementBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        elementBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder mergeElement(com.google.ortools.sat.ElementConstraintProto value) {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14 &&
            constraint_ != com.google.ortools.sat.ElementConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.ElementConstraintProto.newBuilder((com.google.ortools.sat.ElementConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 14) {
          elementBuilder_.mergeFrom(value);
        } else {
          elementBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder clearElement() {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 14) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        elementBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.ElementConstraintProto.Builder getElementBuilder() {
      return getElementFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.ElementConstraintProtoOrBuilder getElementOrBuilder() {
      if ((constraintCase_ == 14) && (elementBuilder_ != null)) {
        return elementBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 14) {
          return (com.google.ortools.sat.ElementConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder> 
        getElementFieldBuilder() {
      if (elementBuilder_ == null) {
        if (!(constraintCase_ == 14)) {
          constraint_ = com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
        }
        elementBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder>(
                (com.google.ortools.sat.ElementConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 14;
      onChanged();
      return elementBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder> circuitBuilder_;
    @java.lang.Override
    public boolean hasCircuit() {
      return constraintCase_ == 15;
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitConstraintProto getCircuit() {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15) {
          return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 15) {
          return circuitBuilder_.getMessage();
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      }
    }
    public Builder setCircuit(com.google.ortools.sat.CircuitConstraintProto value) {
      if (circuitBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        circuitBuilder_.setMessage(value);
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder setCircuit(
        com.google.ortools.sat.CircuitConstraintProto.Builder builderForValue) {
      if (circuitBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        circuitBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder mergeCircuit(com.google.ortools.sat.CircuitConstraintProto value) {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15 &&
            constraint_ != com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.CircuitConstraintProto.newBuilder((com.google.ortools.sat.CircuitConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 15) {
          circuitBuilder_.mergeFrom(value);
        } else {
          circuitBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder clearCircuit() {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 15) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        circuitBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.CircuitConstraintProto.Builder getCircuitBuilder() {
      return getCircuitFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitConstraintProtoOrBuilder getCircuitOrBuilder() {
      if ((constraintCase_ == 15) && (circuitBuilder_ != null)) {
        return circuitBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 15) {
          return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder> 
        getCircuitFieldBuilder() {
      if (circuitBuilder_ == null) {
        if (!(constraintCase_ == 15)) {
          constraint_ = com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
        }
        circuitBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder>(
                (com.google.ortools.sat.CircuitConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 15;
      onChanged();
      return circuitBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder> routesBuilder_;
    @java.lang.Override
    public boolean hasRoutes() {
      return constraintCase_ == 23;
    }
    @java.lang.Override
    public com.google.ortools.sat.RoutesConstraintProto getRoutes() {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23) {
          return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 23) {
          return routesBuilder_.getMessage();
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      }
    }
    public Builder setRoutes(com.google.ortools.sat.RoutesConstraintProto value) {
      if (routesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        routesBuilder_.setMessage(value);
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder setRoutes(
        com.google.ortools.sat.RoutesConstraintProto.Builder builderForValue) {
      if (routesBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        routesBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder mergeRoutes(com.google.ortools.sat.RoutesConstraintProto value) {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23 &&
            constraint_ != com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.RoutesConstraintProto.newBuilder((com.google.ortools.sat.RoutesConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 23) {
          routesBuilder_.mergeFrom(value);
        } else {
          routesBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder clearRoutes() {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 23) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        routesBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.RoutesConstraintProto.Builder getRoutesBuilder() {
      return getRoutesFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.RoutesConstraintProtoOrBuilder getRoutesOrBuilder() {
      if ((constraintCase_ == 23) && (routesBuilder_ != null)) {
        return routesBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 23) {
          return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder> 
        getRoutesFieldBuilder() {
      if (routesBuilder_ == null) {
        if (!(constraintCase_ == 23)) {
          constraint_ = com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
        }
        routesBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder>(
                (com.google.ortools.sat.RoutesConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 23;
      onChanged();
      return routesBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder> tableBuilder_;
    @java.lang.Override
    public boolean hasTable() {
      return constraintCase_ == 16;
    }
    @java.lang.Override
    public com.google.ortools.sat.TableConstraintProto getTable() {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16) {
          return (com.google.ortools.sat.TableConstraintProto) constraint_;
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 16) {
          return tableBuilder_.getMessage();
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      }
    }
    public Builder setTable(com.google.ortools.sat.TableConstraintProto value) {
      if (tableBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        tableBuilder_.setMessage(value);
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder setTable(
        com.google.ortools.sat.TableConstraintProto.Builder builderForValue) {
      if (tableBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        tableBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder mergeTable(com.google.ortools.sat.TableConstraintProto value) {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16 &&
            constraint_ != com.google.ortools.sat.TableConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.TableConstraintProto.newBuilder((com.google.ortools.sat.TableConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 16) {
          tableBuilder_.mergeFrom(value);
        } else {
          tableBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder clearTable() {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 16) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        tableBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.TableConstraintProto.Builder getTableBuilder() {
      return getTableFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.TableConstraintProtoOrBuilder getTableOrBuilder() {
      if ((constraintCase_ == 16) && (tableBuilder_ != null)) {
        return tableBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 16) {
          return (com.google.ortools.sat.TableConstraintProto) constraint_;
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder> 
        getTableFieldBuilder() {
      if (tableBuilder_ == null) {
        if (!(constraintCase_ == 16)) {
          constraint_ = com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
        }
        tableBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder>(
                (com.google.ortools.sat.TableConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 16;
      onChanged();
      return tableBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder> automatonBuilder_;
    @java.lang.Override
    public boolean hasAutomaton() {
      return constraintCase_ == 17;
    }
    @java.lang.Override
    public com.google.ortools.sat.AutomatonConstraintProto getAutomaton() {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17) {
          return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 17) {
          return automatonBuilder_.getMessage();
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      }
    }
    public Builder setAutomaton(com.google.ortools.sat.AutomatonConstraintProto value) {
      if (automatonBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        automatonBuilder_.setMessage(value);
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder setAutomaton(
        com.google.ortools.sat.AutomatonConstraintProto.Builder builderForValue) {
      if (automatonBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        automatonBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder mergeAutomaton(com.google.ortools.sat.AutomatonConstraintProto value) {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17 &&
            constraint_ != com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.AutomatonConstraintProto.newBuilder((com.google.ortools.sat.AutomatonConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 17) {
          automatonBuilder_.mergeFrom(value);
        } else {
          automatonBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder clearAutomaton() {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 17) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        automatonBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.AutomatonConstraintProto.Builder getAutomatonBuilder() {
      return getAutomatonFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.AutomatonConstraintProtoOrBuilder getAutomatonOrBuilder() {
      if ((constraintCase_ == 17) && (automatonBuilder_ != null)) {
        return automatonBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 17) {
          return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder> 
        getAutomatonFieldBuilder() {
      if (automatonBuilder_ == null) {
        if (!(constraintCase_ == 17)) {
          constraint_ = com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
        }
        automatonBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder>(
                (com.google.ortools.sat.AutomatonConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 17;
      onChanged();
      return automatonBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder> inverseBuilder_;
    @java.lang.Override
    public boolean hasInverse() {
      return constraintCase_ == 18;
    }
    @java.lang.Override
    public com.google.ortools.sat.InverseConstraintProto getInverse() {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18) {
          return (com.google.ortools.sat.InverseConstraintProto) constraint_;
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 18) {
          return inverseBuilder_.getMessage();
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      }
    }
    public Builder setInverse(com.google.ortools.sat.InverseConstraintProto value) {
      if (inverseBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        inverseBuilder_.setMessage(value);
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder setInverse(
        com.google.ortools.sat.InverseConstraintProto.Builder builderForValue) {
      if (inverseBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        inverseBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder mergeInverse(com.google.ortools.sat.InverseConstraintProto value) {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18 &&
            constraint_ != com.google.ortools.sat.InverseConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.InverseConstraintProto.newBuilder((com.google.ortools.sat.InverseConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 18) {
          inverseBuilder_.mergeFrom(value);
        } else {
          inverseBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder clearInverse() {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 18) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        inverseBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.InverseConstraintProto.Builder getInverseBuilder() {
      return getInverseFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.InverseConstraintProtoOrBuilder getInverseOrBuilder() {
      if ((constraintCase_ == 18) && (inverseBuilder_ != null)) {
        return inverseBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 18) {
          return (com.google.ortools.sat.InverseConstraintProto) constraint_;
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder> 
        getInverseFieldBuilder() {
      if (inverseBuilder_ == null) {
        if (!(constraintCase_ == 18)) {
          constraint_ = com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
        }
        inverseBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder>(
                (com.google.ortools.sat.InverseConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 18;
      onChanged();
      return inverseBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder> reservoirBuilder_;
    @java.lang.Override
    public boolean hasReservoir() {
      return constraintCase_ == 24;
    }
    @java.lang.Override
    public com.google.ortools.sat.ReservoirConstraintProto getReservoir() {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24) {
          return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 24) {
          return reservoirBuilder_.getMessage();
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      }
    }
    public Builder setReservoir(com.google.ortools.sat.ReservoirConstraintProto value) {
      if (reservoirBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        reservoirBuilder_.setMessage(value);
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder setReservoir(
        com.google.ortools.sat.ReservoirConstraintProto.Builder builderForValue) {
      if (reservoirBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        reservoirBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder mergeReservoir(com.google.ortools.sat.ReservoirConstraintProto value) {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24 &&
            constraint_ != com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.ReservoirConstraintProto.newBuilder((com.google.ortools.sat.ReservoirConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 24) {
          reservoirBuilder_.mergeFrom(value);
        } else {
          reservoirBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder clearReservoir() {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 24) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        reservoirBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.ReservoirConstraintProto.Builder getReservoirBuilder() {
      return getReservoirFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.ReservoirConstraintProtoOrBuilder getReservoirOrBuilder() {
      if ((constraintCase_ == 24) && (reservoirBuilder_ != null)) {
        return reservoirBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 24) {
          return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder> 
        getReservoirFieldBuilder() {
      if (reservoirBuilder_ == null) {
        if (!(constraintCase_ == 24)) {
          constraint_ = com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
        }
        reservoirBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder>(
                (com.google.ortools.sat.ReservoirConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 24;
      onChanged();
      return reservoirBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder> intervalBuilder_;
    @java.lang.Override
    public boolean hasInterval() {
      return constraintCase_ == 19;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntervalConstraintProto getInterval() {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19) {
          return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 19) {
          return intervalBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      }
    }
    public Builder setInterval(com.google.ortools.sat.IntervalConstraintProto value) {
      if (intervalBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intervalBuilder_.setMessage(value);
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder setInterval(
        com.google.ortools.sat.IntervalConstraintProto.Builder builderForValue) {
      if (intervalBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intervalBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder mergeInterval(com.google.ortools.sat.IntervalConstraintProto value) {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19 &&
            constraint_ != com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntervalConstraintProto.newBuilder((com.google.ortools.sat.IntervalConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 19) {
          intervalBuilder_.mergeFrom(value);
        } else {
          intervalBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder clearInterval() {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 19) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intervalBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntervalConstraintProto.Builder getIntervalBuilder() {
      return getIntervalFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntervalConstraintProtoOrBuilder getIntervalOrBuilder() {
      if ((constraintCase_ == 19) && (intervalBuilder_ != null)) {
        return intervalBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 19) {
          return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder> 
        getIntervalFieldBuilder() {
      if (intervalBuilder_ == null) {
        if (!(constraintCase_ == 19)) {
          constraint_ = com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
        }
        intervalBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder>(
                (com.google.ortools.sat.IntervalConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 19;
      onChanged();
      return intervalBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder> noOverlapBuilder_;
    @java.lang.Override
    public boolean hasNoOverlap() {
      return constraintCase_ == 20;
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlapConstraintProto getNoOverlap() {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20) {
          return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 20) {
          return noOverlapBuilder_.getMessage();
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      }
    }
    public Builder setNoOverlap(com.google.ortools.sat.NoOverlapConstraintProto value) {
      if (noOverlapBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        noOverlapBuilder_.setMessage(value);
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder setNoOverlap(
        com.google.ortools.sat.NoOverlapConstraintProto.Builder builderForValue) {
      if (noOverlapBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        noOverlapBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder mergeNoOverlap(com.google.ortools.sat.NoOverlapConstraintProto value) {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20 &&
            constraint_ != com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.NoOverlapConstraintProto.newBuilder((com.google.ortools.sat.NoOverlapConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 20) {
          noOverlapBuilder_.mergeFrom(value);
        } else {
          noOverlapBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder clearNoOverlap() {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 20) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        noOverlapBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.NoOverlapConstraintProto.Builder getNoOverlapBuilder() {
      return getNoOverlapFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder getNoOverlapOrBuilder() {
      if ((constraintCase_ == 20) && (noOverlapBuilder_ != null)) {
        return noOverlapBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 20) {
          return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder> 
        getNoOverlapFieldBuilder() {
      if (noOverlapBuilder_ == null) {
        if (!(constraintCase_ == 20)) {
          constraint_ = com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
        }
        noOverlapBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder>(
                (com.google.ortools.sat.NoOverlapConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 20;
      onChanged();
      return noOverlapBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder> noOverlap2DBuilder_;
    @java.lang.Override
    public boolean hasNoOverlap2D() {
      return constraintCase_ == 21;
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlap2DConstraintProto getNoOverlap2D() {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21) {
          return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 21) {
          return noOverlap2DBuilder_.getMessage();
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      }
    }
    public Builder setNoOverlap2D(com.google.ortools.sat.NoOverlap2DConstraintProto value) {
      if (noOverlap2DBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        noOverlap2DBuilder_.setMessage(value);
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder setNoOverlap2D(
        com.google.ortools.sat.NoOverlap2DConstraintProto.Builder builderForValue) {
      if (noOverlap2DBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        noOverlap2DBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder mergeNoOverlap2D(com.google.ortools.sat.NoOverlap2DConstraintProto value) {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21 &&
            constraint_ != com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.NoOverlap2DConstraintProto.newBuilder((com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 21) {
          noOverlap2DBuilder_.mergeFrom(value);
        } else {
          noOverlap2DBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder clearNoOverlap2D() {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 21) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        noOverlap2DBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.NoOverlap2DConstraintProto.Builder getNoOverlap2DBuilder() {
      return getNoOverlap2DFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder getNoOverlap2DOrBuilder() {
      if ((constraintCase_ == 21) && (noOverlap2DBuilder_ != null)) {
        return noOverlap2DBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 21) {
          return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder> 
        getNoOverlap2DFieldBuilder() {
      if (noOverlap2DBuilder_ == null) {
        if (!(constraintCase_ == 21)) {
          constraint_ = com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
        }
        noOverlap2DBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder>(
                (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 21;
      onChanged();
      return noOverlap2DBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder> cumulativeBuilder_;
    @java.lang.Override
    public boolean hasCumulative() {
      return constraintCase_ == 22;
    }
    @java.lang.Override
    public com.google.ortools.sat.CumulativeConstraintProto getCumulative() {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22) {
          return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 22) {
          return cumulativeBuilder_.getMessage();
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      }
    }
    public Builder setCumulative(com.google.ortools.sat.CumulativeConstraintProto value) {
      if (cumulativeBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        cumulativeBuilder_.setMessage(value);
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder setCumulative(
        com.google.ortools.sat.CumulativeConstraintProto.Builder builderForValue) {
      if (cumulativeBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        cumulativeBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder mergeCumulative(com.google.ortools.sat.CumulativeConstraintProto value) {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22 &&
            constraint_ != com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.CumulativeConstraintProto.newBuilder((com.google.ortools.sat.CumulativeConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 22) {
          cumulativeBuilder_.mergeFrom(value);
        } else {
          cumulativeBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder clearCumulative() {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 22) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        cumulativeBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.CumulativeConstraintProto.Builder getCumulativeBuilder() {
      return getCumulativeFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.CumulativeConstraintProtoOrBuilder getCumulativeOrBuilder() {
      if ((constraintCase_ == 22) && (cumulativeBuilder_ != null)) {
        return cumulativeBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 22) {
          return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder> 
        getCumulativeFieldBuilder() {
      if (cumulativeBuilder_ == null) {
        if (!(constraintCase_ == 22)) {
          constraint_ = com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
        }
        cumulativeBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder>(
                (com.google.ortools.sat.CumulativeConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 22;
      onChanged();
      return cumulativeBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ListOfVariablesProto, com.google.ortools.sat.ListOfVariablesProto.Builder, com.google.ortools.sat.ListOfVariablesProtoOrBuilder> dummyConstraintBuilder_;
    @java.lang.Override
    public boolean hasDummyConstraint() {
      return constraintCase_ == 30;
    }
    @java.lang.Override
    public com.google.ortools.sat.ListOfVariablesProto getDummyConstraint() {
      if (dummyConstraintBuilder_ == null) {
        if (constraintCase_ == 30) {
          return (com.google.ortools.sat.ListOfVariablesProto) constraint_;
        }
        return com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 30) {
          return dummyConstraintBuilder_.getMessage();
        }
        return com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
      }
    }
    public Builder setDummyConstraint(com.google.ortools.sat.ListOfVariablesProto value) {
      if (dummyConstraintBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        dummyConstraintBuilder_.setMessage(value);
      }
      constraintCase_ = 30;
      return this;
    }
    public Builder setDummyConstraint(
        com.google.ortools.sat.ListOfVariablesProto.Builder builderForValue) {
      if (dummyConstraintBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        dummyConstraintBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 30;
      return this;
    }
    public Builder mergeDummyConstraint(com.google.ortools.sat.ListOfVariablesProto value) {
      if (dummyConstraintBuilder_ == null) {
        if (constraintCase_ == 30 &&
            constraint_ != com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.ListOfVariablesProto.newBuilder((com.google.ortools.sat.ListOfVariablesProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 30) {
          dummyConstraintBuilder_.mergeFrom(value);
        } else {
          dummyConstraintBuilder_.setMessage(value);
        }
      }
      constraintCase_ = 30;
      return this;
    }
    public Builder clearDummyConstraint() {
      if (dummyConstraintBuilder_ == null) {
        if (constraintCase_ == 30) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 30) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        dummyConstraintBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.ListOfVariablesProto.Builder getDummyConstraintBuilder() {
      return getDummyConstraintFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.ListOfVariablesProtoOrBuilder getDummyConstraintOrBuilder() {
      if ((constraintCase_ == 30) && (dummyConstraintBuilder_ != null)) {
        return dummyConstraintBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 30) {
          return (com.google.ortools.sat.ListOfVariablesProto) constraint_;
        }
        return com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ListOfVariablesProto, com.google.ortools.sat.ListOfVariablesProto.Builder, com.google.ortools.sat.ListOfVariablesProtoOrBuilder> 
        getDummyConstraintFieldBuilder() {
      if (dummyConstraintBuilder_ == null) {
        if (!(constraintCase_ == 30)) {
          constraint_ = com.google.ortools.sat.ListOfVariablesProto.getDefaultInstance();
        }
        dummyConstraintBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.ListOfVariablesProto, com.google.ortools.sat.ListOfVariablesProto.Builder, com.google.ortools.sat.ListOfVariablesProtoOrBuilder>(
                (com.google.ortools.sat.ListOfVariablesProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 30;
      onChanged();
      return dummyConstraintBuilder_;
    }
    @java.lang.Override
    public final Builder setUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }
 
    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }
 
 
    // @@protoc_insertion_point(builder_scope:operations_research.sat.ConstraintProto)
  }
 
  // @@protoc_insertion_point(class_scope:operations_research.sat.ConstraintProto)
  private static final com.google.ortools.sat.ConstraintProto DEFAULT_INSTANCE;
  static {
    DEFAULT_INSTANCE = new com.google.ortools.sat.ConstraintProto();
  }
 
  public static com.google.ortools.sat.ConstraintProto getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }
 
  private static final com.google.protobuf.Parser<ConstraintProto>
      PARSER = new com.google.protobuf.AbstractParser<ConstraintProto>() {
    @java.lang.Override
    public ConstraintProto parsePartialFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      Builder builder = newBuilder();
      try {
        builder.mergeFrom(input, extensionRegistry);
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(builder.buildPartial());
      } catch (com.google.protobuf.UninitializedMessageException e) {
        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(e)
            .setUnfinishedMessage(builder.buildPartial());
      }
      return builder.buildPartial();
    }
  };
 
  public static com.google.protobuf.Parser<ConstraintProto> parser() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.protobuf.Parser<ConstraintProto> getParserForType() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.ortools.sat.ConstraintProto getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
 
}