FlowModelProto.java

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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: ortools/graph/flow_problem.proto
 
// Protobuf Java Version: 4.26.1
package com.google.ortools.graph;
 
public final class FlowModelProto extends
    com.google.protobuf.GeneratedMessage implements
    // @@protoc_insertion_point(message_implements:operations_research.FlowModelProto)
    FlowModelProtoOrBuilder {
private static final long serialVersionUID = 0L;
  static {
    com.google.protobuf.RuntimeVersion.validateProtobufGencodeVersion(
      com.google.protobuf.RuntimeVersion.RuntimeDomain.PUBLIC,
      /* major= */ 4,
      /* minor= */ 26,
      /* patch= */ 1,
      /* suffix= */ "",
      FlowModelProto.class.getName());
  }
  // Use FlowModelProto.newBuilder() to construct.
  private FlowModelProto(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
    super(builder);
  }
  private FlowModelProto() {
    nodes_ = java.util.Collections.emptyList();
    arcs_ = java.util.Collections.emptyList();
    problemType_ = 0;
  }
 
  public static final com.google.protobuf.Descriptors.Descriptor
      getDescriptor() {
    return com.google.ortools.graph.FlowProblem.internal_static_operations_research_FlowModelProto_descriptor;
  }
 
  @java.lang.Override
  protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return com.google.ortools.graph.FlowProblem.internal_static_operations_research_FlowModelProto_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.ortools.graph.FlowModelProto.class, com.google.ortools.graph.FlowModelProto.Builder.class);
  }
 
  public enum ProblemType
      implements com.google.protobuf.ProtocolMessageEnum {
    LINEAR_SUM_ASSIGNMENT(0),
    MAX_FLOW(1),
    MIN_COST_FLOW(2),
    ;
 
    static {
      com.google.protobuf.RuntimeVersion.validateProtobufGencodeVersion(
        com.google.protobuf.RuntimeVersion.RuntimeDomain.PUBLIC,
        /* major= */ 4,
        /* minor= */ 26,
        /* patch= */ 1,
        /* suffix= */ "",
        ProblemType.class.getName());
    }
    public static final int LINEAR_SUM_ASSIGNMENT_VALUE = 0;
    public static final int MAX_FLOW_VALUE = 1;
    public static final int MIN_COST_FLOW_VALUE = 2;
 
 
    public final int getNumber() {
      return value;
    }
 
    @java.lang.Deprecated
    public static ProblemType valueOf(int value) {
      return forNumber(value);
    }
 
    public static ProblemType forNumber(int value) {
      switch (value) {
        case 0: return LINEAR_SUM_ASSIGNMENT;
        case 1: return MAX_FLOW;
        case 2: return MIN_COST_FLOW;
        default: return null;
      }
    }
 
    public static com.google.protobuf.Internal.EnumLiteMap<ProblemType>
        internalGetValueMap() {
      return internalValueMap;
    }
    private static final com.google.protobuf.Internal.EnumLiteMap<
        ProblemType> internalValueMap =
          new com.google.protobuf.Internal.EnumLiteMap<ProblemType>() {
            public ProblemType findValueByNumber(int number) {
              return ProblemType.forNumber(number);
            }
          };
 
    public final com.google.protobuf.Descriptors.EnumValueDescriptor
        getValueDescriptor() {
      return getDescriptor().getValues().get(ordinal());
    }
    public final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptorForType() {
      return getDescriptor();
    }
    public static final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptor() {
      return com.google.ortools.graph.FlowModelProto.getDescriptor().getEnumTypes().get(0);
    }
 
    private static final ProblemType[] VALUES = values();
 
    public static ProblemType valueOf(
        com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
      if (desc.getType() != getDescriptor()) {
        throw new java.lang.IllegalArgumentException(
          "EnumValueDescriptor is not for this type.");
      }
      return VALUES[desc.getIndex()];
    }
 
    private final int value;
 
    private ProblemType(int value) {
      this.value = value;
    }
 
    // @@protoc_insertion_point(enum_scope:operations_research.FlowModelProto.ProblemType)
  }
 
  private int bitField0_;
  public static final int NODES_FIELD_NUMBER = 1;
  @SuppressWarnings("serial")
  private java.util.List<com.google.ortools.graph.FlowNodeProto> nodes_;
  @java.lang.Override
  public java.util.List<com.google.ortools.graph.FlowNodeProto> getNodesList() {
    return nodes_;
  }
  @java.lang.Override
  public java.util.List<? extends com.google.ortools.graph.FlowNodeProtoOrBuilder> 
      getNodesOrBuilderList() {
    return nodes_;
  }
  @java.lang.Override
  public int getNodesCount() {
    return nodes_.size();
  }
  @java.lang.Override
  public com.google.ortools.graph.FlowNodeProto getNodes(int index) {
    return nodes_.get(index);
  }
  @java.lang.Override
  public com.google.ortools.graph.FlowNodeProtoOrBuilder getNodesOrBuilder(
      int index) {
    return nodes_.get(index);
  }
 
  public static final int ARCS_FIELD_NUMBER = 2;
  @SuppressWarnings("serial")
  private java.util.List<com.google.ortools.graph.FlowArcProto> arcs_;
  @java.lang.Override
  public java.util.List<com.google.ortools.graph.FlowArcProto> getArcsList() {
    return arcs_;
  }
  @java.lang.Override
  public java.util.List<? extends com.google.ortools.graph.FlowArcProtoOrBuilder> 
      getArcsOrBuilderList() {
    return arcs_;
  }
  @java.lang.Override
  public int getArcsCount() {
    return arcs_.size();
  }
  @java.lang.Override
  public com.google.ortools.graph.FlowArcProto getArcs(int index) {
    return arcs_.get(index);
  }
  @java.lang.Override
  public com.google.ortools.graph.FlowArcProtoOrBuilder getArcsOrBuilder(
      int index) {
    return arcs_.get(index);
  }
 
  public static final int PROBLEM_TYPE_FIELD_NUMBER = 3;
  private int problemType_ = 0;
  @java.lang.Override public boolean hasProblemType() {
    return ((bitField0_ & 0x00000001) != 0);
  }
  @java.lang.Override public com.google.ortools.graph.FlowModelProto.ProblemType getProblemType() {
    com.google.ortools.graph.FlowModelProto.ProblemType result = com.google.ortools.graph.FlowModelProto.ProblemType.forNumber(problemType_);
    return result == null ? com.google.ortools.graph.FlowModelProto.ProblemType.LINEAR_SUM_ASSIGNMENT : result;
  }
 
  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 {
    for (int i = 0; i < nodes_.size(); i++) {
      output.writeMessage(1, nodes_.get(i));
    }
    for (int i = 0; i < arcs_.size(); i++) {
      output.writeMessage(2, arcs_.get(i));
    }
    if (((bitField0_ & 0x00000001) != 0)) {
      output.writeEnum(3, problemType_);
    }
    getUnknownFields().writeTo(output);
  }
 
  @java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;
 
    size = 0;
    for (int i = 0; i < nodes_.size(); i++) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(1, nodes_.get(i));
    }
    for (int i = 0; i < arcs_.size(); i++) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(2, arcs_.get(i));
    }
    if (((bitField0_ & 0x00000001) != 0)) {
      size += com.google.protobuf.CodedOutputStream
        .computeEnumSize(3, problemType_);
    }
    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }
 
  @java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
     return true;
    }
    if (!(obj instanceof com.google.ortools.graph.FlowModelProto)) {
      return super.equals(obj);
    }
    com.google.ortools.graph.FlowModelProto other = (com.google.ortools.graph.FlowModelProto) obj;
 
    if (!getNodesList()
        .equals(other.getNodesList())) return false;
    if (!getArcsList()
        .equals(other.getArcsList())) return false;
    if (hasProblemType() != other.hasProblemType()) return false;
    if (hasProblemType()) {
      if (problemType_ != other.problemType_) return false;
    }
    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
    return true;
  }
 
  @java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    if (getNodesCount() > 0) {
      hash = (37 * hash) + NODES_FIELD_NUMBER;
      hash = (53 * hash) + getNodesList().hashCode();
    }
    if (getArcsCount() > 0) {
      hash = (37 * hash) + ARCS_FIELD_NUMBER;
      hash = (53 * hash) + getArcsList().hashCode();
    }
    if (hasProblemType()) {
      hash = (37 * hash) + PROBLEM_TYPE_FIELD_NUMBER;
      hash = (53 * hash) + problemType_;
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }
 
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      java.nio.ByteBuffer data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      java.nio.ByteBuffer data,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      com.google.protobuf.ByteString data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      com.google.protobuf.ByteString data,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(byte[] data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      byte[] data,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(java.io.InputStream input)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseWithIOException(PARSER, input);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      java.io.InputStream input,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseWithIOException(PARSER, input, extensionRegistry);
  }
 
  public static com.google.ortools.graph.FlowModelProto parseDelimitedFrom(java.io.InputStream input)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseDelimitedWithIOException(PARSER, input);
  }
 
  public static com.google.ortools.graph.FlowModelProto parseDelimitedFrom(
      java.io.InputStream input,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      com.google.protobuf.CodedInputStream input)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseWithIOException(PARSER, input);
  }
  public static com.google.ortools.graph.FlowModelProto parseFrom(
      com.google.protobuf.CodedInputStream input,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessage
        .parseWithIOException(PARSER, input, extensionRegistry);
  }
 
  @java.lang.Override
  public Builder newBuilderForType() { return newBuilder(); }
  public static Builder newBuilder() {
    return DEFAULT_INSTANCE.toBuilder();
  }
  public static Builder newBuilder(com.google.ortools.graph.FlowModelProto prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
  @java.lang.Override
  public Builder toBuilder() {
    return this == DEFAULT_INSTANCE
        ? new Builder() : new Builder().mergeFrom(this);
  }
 
  @java.lang.Override
  protected Builder newBuilderForType(
      com.google.protobuf.GeneratedMessage.BuilderParent parent) {
    Builder builder = new Builder(parent);
    return builder;
  }
  public static final class Builder extends
      com.google.protobuf.GeneratedMessage.Builder<Builder> implements
      // @@protoc_insertion_point(builder_implements:operations_research.FlowModelProto)
      com.google.ortools.graph.FlowModelProtoOrBuilder {
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return com.google.ortools.graph.FlowProblem.internal_static_operations_research_FlowModelProto_descriptor;
    }
 
    @java.lang.Override
    protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.google.ortools.graph.FlowProblem.internal_static_operations_research_FlowModelProto_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.google.ortools.graph.FlowModelProto.class, com.google.ortools.graph.FlowModelProto.Builder.class);
    }
 
    // Construct using com.google.ortools.graph.FlowModelProto.newBuilder()
    private Builder() {
 
    }
 
    private Builder(
        com.google.protobuf.GeneratedMessage.BuilderParent parent) {
      super(parent);
 
    }
    @java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      if (nodesBuilder_ == null) {
        nodes_ = java.util.Collections.emptyList();
      } else {
        nodes_ = null;
        nodesBuilder_.clear();
      }
      bitField0_ = (bitField0_ & ~0x00000001);
      if (arcsBuilder_ == null) {
        arcs_ = java.util.Collections.emptyList();
      } else {
        arcs_ = null;
        arcsBuilder_.clear();
      }
      bitField0_ = (bitField0_ & ~0x00000002);
      problemType_ = 0;
      return this;
    }
 
    @java.lang.Override
    public com.google.protobuf.Descriptors.Descriptor
        getDescriptorForType() {
      return com.google.ortools.graph.FlowProblem.internal_static_operations_research_FlowModelProto_descriptor;
    }
 
    @java.lang.Override
    public com.google.ortools.graph.FlowModelProto getDefaultInstanceForType() {
      return com.google.ortools.graph.FlowModelProto.getDefaultInstance();
    }
 
    @java.lang.Override
    public com.google.ortools.graph.FlowModelProto build() {
      com.google.ortools.graph.FlowModelProto result = buildPartial();
      if (!result.isInitialized()) {
        throw newUninitializedMessageException(result);
      }
      return result;
    }
 
    @java.lang.Override
    public com.google.ortools.graph.FlowModelProto buildPartial() {
      com.google.ortools.graph.FlowModelProto result = new com.google.ortools.graph.FlowModelProto(this);
      buildPartialRepeatedFields(result);
      if (bitField0_ != 0) { buildPartial0(result); }
      onBuilt();
      return result;
    }
 
    private void buildPartialRepeatedFields(com.google.ortools.graph.FlowModelProto result) {
      if (nodesBuilder_ == null) {
        if (((bitField0_ & 0x00000001) != 0)) {
          nodes_ = java.util.Collections.unmodifiableList(nodes_);
          bitField0_ = (bitField0_ & ~0x00000001);
        }
        result.nodes_ = nodes_;
      } else {
        result.nodes_ = nodesBuilder_.build();
      }
      if (arcsBuilder_ == null) {
        if (((bitField0_ & 0x00000002) != 0)) {
          arcs_ = java.util.Collections.unmodifiableList(arcs_);
          bitField0_ = (bitField0_ & ~0x00000002);
        }
        result.arcs_ = arcs_;
      } else {
        result.arcs_ = arcsBuilder_.build();
      }
    }
 
    private void buildPartial0(com.google.ortools.graph.FlowModelProto result) {
      int from_bitField0_ = bitField0_;
      int to_bitField0_ = 0;
      if (((from_bitField0_ & 0x00000004) != 0)) {
        result.problemType_ = problemType_;
        to_bitField0_ |= 0x00000001;
      }
      result.bitField0_ |= to_bitField0_;
    }
 
    @java.lang.Override
    public Builder mergeFrom(com.google.protobuf.Message other) {
      if (other instanceof com.google.ortools.graph.FlowModelProto) {
        return mergeFrom((com.google.ortools.graph.FlowModelProto)other);
      } else {
        super.mergeFrom(other);
        return this;
      }
    }
 
    public Builder mergeFrom(com.google.ortools.graph.FlowModelProto other) {
      if (other == com.google.ortools.graph.FlowModelProto.getDefaultInstance()) return this;
      if (nodesBuilder_ == null) {
        if (!other.nodes_.isEmpty()) {
          if (nodes_.isEmpty()) {
            nodes_ = other.nodes_;
            bitField0_ = (bitField0_ & ~0x00000001);
          } else {
            ensureNodesIsMutable();
            nodes_.addAll(other.nodes_);
          }
          onChanged();
        }
      } else {
        if (!other.nodes_.isEmpty()) {
          if (nodesBuilder_.isEmpty()) {
            nodesBuilder_.dispose();
            nodesBuilder_ = null;
            nodes_ = other.nodes_;
            bitField0_ = (bitField0_ & ~0x00000001);
            nodesBuilder_ = 
              com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders ?
                 getNodesFieldBuilder() : null;
          } else {
            nodesBuilder_.addAllMessages(other.nodes_);
          }
        }
      }
      if (arcsBuilder_ == null) {
        if (!other.arcs_.isEmpty()) {
          if (arcs_.isEmpty()) {
            arcs_ = other.arcs_;
            bitField0_ = (bitField0_ & ~0x00000002);
          } else {
            ensureArcsIsMutable();
            arcs_.addAll(other.arcs_);
          }
          onChanged();
        }
      } else {
        if (!other.arcs_.isEmpty()) {
          if (arcsBuilder_.isEmpty()) {
            arcsBuilder_.dispose();
            arcsBuilder_ = null;
            arcs_ = other.arcs_;
            bitField0_ = (bitField0_ & ~0x00000002);
            arcsBuilder_ = 
              com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders ?
                 getArcsFieldBuilder() : null;
          } else {
            arcsBuilder_.addAllMessages(other.arcs_);
          }
        }
      }
      if (other.hasProblemType()) {
        setProblemType(other.getProblemType());
      }
      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: {
              com.google.ortools.graph.FlowNodeProto m =
                  input.readMessage(
                      com.google.ortools.graph.FlowNodeProto.parser(),
                      extensionRegistry);
              if (nodesBuilder_ == null) {
                ensureNodesIsMutable();
                nodes_.add(m);
              } else {
                nodesBuilder_.addMessage(m);
              }
              break;
            } // case 10
            case 18: {
              com.google.ortools.graph.FlowArcProto m =
                  input.readMessage(
                      com.google.ortools.graph.FlowArcProto.parser(),
                      extensionRegistry);
              if (arcsBuilder_ == null) {
                ensureArcsIsMutable();
                arcs_.add(m);
              } else {
                arcsBuilder_.addMessage(m);
              }
              break;
            } // case 18
            case 24: {
              int tmpRaw = input.readEnum();
              com.google.ortools.graph.FlowModelProto.ProblemType tmpValue =
                  com.google.ortools.graph.FlowModelProto.ProblemType.forNumber(tmpRaw);
              if (tmpValue == null) {
                mergeUnknownVarintField(3, tmpRaw);
              } else {
                problemType_ = tmpRaw;
                bitField0_ |= 0x00000004;
              }
              break;
            } // case 24
            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 bitField0_;
 
    private java.util.List<com.google.ortools.graph.FlowNodeProto> nodes_ =
      java.util.Collections.emptyList();
    private void ensureNodesIsMutable() {
      if (!((bitField0_ & 0x00000001) != 0)) {
        nodes_ = new java.util.ArrayList<com.google.ortools.graph.FlowNodeProto>(nodes_);
        bitField0_ |= 0x00000001;
       }
    }
 
    private com.google.protobuf.RepeatedFieldBuilder<
        com.google.ortools.graph.FlowNodeProto, com.google.ortools.graph.FlowNodeProto.Builder, com.google.ortools.graph.FlowNodeProtoOrBuilder> nodesBuilder_;
 
    public java.util.List<com.google.ortools.graph.FlowNodeProto> getNodesList() {
      if (nodesBuilder_ == null) {
        return java.util.Collections.unmodifiableList(nodes_);
      } else {
        return nodesBuilder_.getMessageList();
      }
    }
    public int getNodesCount() {
      if (nodesBuilder_ == null) {
        return nodes_.size();
      } else {
        return nodesBuilder_.getCount();
      }
    }
    public com.google.ortools.graph.FlowNodeProto getNodes(int index) {
      if (nodesBuilder_ == null) {
        return nodes_.get(index);
      } else {
        return nodesBuilder_.getMessage(index);
      }
    }
    public Builder setNodes(
        int index, com.google.ortools.graph.FlowNodeProto value) {
      if (nodesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureNodesIsMutable();
        nodes_.set(index, value);
        onChanged();
      } else {
        nodesBuilder_.setMessage(index, value);
      }
      return this;
    }
    public Builder setNodes(
        int index, com.google.ortools.graph.FlowNodeProto.Builder builderForValue) {
      if (nodesBuilder_ == null) {
        ensureNodesIsMutable();
        nodes_.set(index, builderForValue.build());
        onChanged();
      } else {
        nodesBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    public Builder addNodes(com.google.ortools.graph.FlowNodeProto value) {
      if (nodesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureNodesIsMutable();
        nodes_.add(value);
        onChanged();
      } else {
        nodesBuilder_.addMessage(value);
      }
      return this;
    }
    public Builder addNodes(
        int index, com.google.ortools.graph.FlowNodeProto value) {
      if (nodesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureNodesIsMutable();
        nodes_.add(index, value);
        onChanged();
      } else {
        nodesBuilder_.addMessage(index, value);
      }
      return this;
    }
    public Builder addNodes(
        com.google.ortools.graph.FlowNodeProto.Builder builderForValue) {
      if (nodesBuilder_ == null) {
        ensureNodesIsMutable();
        nodes_.add(builderForValue.build());
        onChanged();
      } else {
        nodesBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    public Builder addNodes(
        int index, com.google.ortools.graph.FlowNodeProto.Builder builderForValue) {
      if (nodesBuilder_ == null) {
        ensureNodesIsMutable();
        nodes_.add(index, builderForValue.build());
        onChanged();
      } else {
        nodesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    public Builder addAllNodes(
        java.lang.Iterable<? extends com.google.ortools.graph.FlowNodeProto> values) {
      if (nodesBuilder_ == null) {
        ensureNodesIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, nodes_);
        onChanged();
      } else {
        nodesBuilder_.addAllMessages(values);
      }
      return this;
    }
    public Builder clearNodes() {
      if (nodesBuilder_ == null) {
        nodes_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
      } else {
        nodesBuilder_.clear();
      }
      return this;
    }
    public Builder removeNodes(int index) {
      if (nodesBuilder_ == null) {
        ensureNodesIsMutable();
        nodes_.remove(index);
        onChanged();
      } else {
        nodesBuilder_.remove(index);
      }
      return this;
    }
    public com.google.ortools.graph.FlowNodeProto.Builder getNodesBuilder(
        int index) {
      return getNodesFieldBuilder().getBuilder(index);
    }
    public com.google.ortools.graph.FlowNodeProtoOrBuilder getNodesOrBuilder(
        int index) {
      if (nodesBuilder_ == null) {
        return nodes_.get(index);  } else {
        return nodesBuilder_.getMessageOrBuilder(index);
      }
    }
    public java.util.List<? extends com.google.ortools.graph.FlowNodeProtoOrBuilder> 
         getNodesOrBuilderList() {
      if (nodesBuilder_ != null) {
        return nodesBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(nodes_);
      }
    }
    public com.google.ortools.graph.FlowNodeProto.Builder addNodesBuilder() {
      return getNodesFieldBuilder().addBuilder(
          com.google.ortools.graph.FlowNodeProto.getDefaultInstance());
    }
    public com.google.ortools.graph.FlowNodeProto.Builder addNodesBuilder(
        int index) {
      return getNodesFieldBuilder().addBuilder(
          index, com.google.ortools.graph.FlowNodeProto.getDefaultInstance());
    }
    public java.util.List<com.google.ortools.graph.FlowNodeProto.Builder> 
         getNodesBuilderList() {
      return getNodesFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilder<
        com.google.ortools.graph.FlowNodeProto, com.google.ortools.graph.FlowNodeProto.Builder, com.google.ortools.graph.FlowNodeProtoOrBuilder> 
        getNodesFieldBuilder() {
      if (nodesBuilder_ == null) {
        nodesBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
            com.google.ortools.graph.FlowNodeProto, com.google.ortools.graph.FlowNodeProto.Builder, com.google.ortools.graph.FlowNodeProtoOrBuilder>(
                nodes_,
                ((bitField0_ & 0x00000001) != 0),
                getParentForChildren(),
                isClean());
        nodes_ = null;
      }
      return nodesBuilder_;
    }
 
    private java.util.List<com.google.ortools.graph.FlowArcProto> arcs_ =
      java.util.Collections.emptyList();
    private void ensureArcsIsMutable() {
      if (!((bitField0_ & 0x00000002) != 0)) {
        arcs_ = new java.util.ArrayList<com.google.ortools.graph.FlowArcProto>(arcs_);
        bitField0_ |= 0x00000002;
       }
    }
 
    private com.google.protobuf.RepeatedFieldBuilder<
        com.google.ortools.graph.FlowArcProto, com.google.ortools.graph.FlowArcProto.Builder, com.google.ortools.graph.FlowArcProtoOrBuilder> arcsBuilder_;
 
    public java.util.List<com.google.ortools.graph.FlowArcProto> getArcsList() {
      if (arcsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(arcs_);
      } else {
        return arcsBuilder_.getMessageList();
      }
    }
    public int getArcsCount() {
      if (arcsBuilder_ == null) {
        return arcs_.size();
      } else {
        return arcsBuilder_.getCount();
      }
    }
    public com.google.ortools.graph.FlowArcProto getArcs(int index) {
      if (arcsBuilder_ == null) {
        return arcs_.get(index);
      } else {
        return arcsBuilder_.getMessage(index);
      }
    }
    public Builder setArcs(
        int index, com.google.ortools.graph.FlowArcProto value) {
      if (arcsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureArcsIsMutable();
        arcs_.set(index, value);
        onChanged();
      } else {
        arcsBuilder_.setMessage(index, value);
      }
      return this;
    }
    public Builder setArcs(
        int index, com.google.ortools.graph.FlowArcProto.Builder builderForValue) {
      if (arcsBuilder_ == null) {
        ensureArcsIsMutable();
        arcs_.set(index, builderForValue.build());
        onChanged();
      } else {
        arcsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    public Builder addArcs(com.google.ortools.graph.FlowArcProto value) {
      if (arcsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureArcsIsMutable();
        arcs_.add(value);
        onChanged();
      } else {
        arcsBuilder_.addMessage(value);
      }
      return this;
    }
    public Builder addArcs(
        int index, com.google.ortools.graph.FlowArcProto value) {
      if (arcsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureArcsIsMutable();
        arcs_.add(index, value);
        onChanged();
      } else {
        arcsBuilder_.addMessage(index, value);
      }
      return this;
    }
    public Builder addArcs(
        com.google.ortools.graph.FlowArcProto.Builder builderForValue) {
      if (arcsBuilder_ == null) {
        ensureArcsIsMutable();
        arcs_.add(builderForValue.build());
        onChanged();
      } else {
        arcsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    public Builder addArcs(
        int index, com.google.ortools.graph.FlowArcProto.Builder builderForValue) {
      if (arcsBuilder_ == null) {
        ensureArcsIsMutable();
        arcs_.add(index, builderForValue.build());
        onChanged();
      } else {
        arcsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    public Builder addAllArcs(
        java.lang.Iterable<? extends com.google.ortools.graph.FlowArcProto> values) {
      if (arcsBuilder_ == null) {
        ensureArcsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, arcs_);
        onChanged();
      } else {
        arcsBuilder_.addAllMessages(values);
      }
      return this;
    }
    public Builder clearArcs() {
      if (arcsBuilder_ == null) {
        arcs_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
      } else {
        arcsBuilder_.clear();
      }
      return this;
    }
    public Builder removeArcs(int index) {
      if (arcsBuilder_ == null) {
        ensureArcsIsMutable();
        arcs_.remove(index);
        onChanged();
      } else {
        arcsBuilder_.remove(index);
      }
      return this;
    }
    public com.google.ortools.graph.FlowArcProto.Builder getArcsBuilder(
        int index) {
      return getArcsFieldBuilder().getBuilder(index);
    }
    public com.google.ortools.graph.FlowArcProtoOrBuilder getArcsOrBuilder(
        int index) {
      if (arcsBuilder_ == null) {
        return arcs_.get(index);  } else {
        return arcsBuilder_.getMessageOrBuilder(index);
      }
    }
    public java.util.List<? extends com.google.ortools.graph.FlowArcProtoOrBuilder> 
         getArcsOrBuilderList() {
      if (arcsBuilder_ != null) {
        return arcsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(arcs_);
      }
    }
    public com.google.ortools.graph.FlowArcProto.Builder addArcsBuilder() {
      return getArcsFieldBuilder().addBuilder(
          com.google.ortools.graph.FlowArcProto.getDefaultInstance());
    }
    public com.google.ortools.graph.FlowArcProto.Builder addArcsBuilder(
        int index) {
      return getArcsFieldBuilder().addBuilder(
          index, com.google.ortools.graph.FlowArcProto.getDefaultInstance());
    }
    public java.util.List<com.google.ortools.graph.FlowArcProto.Builder> 
         getArcsBuilderList() {
      return getArcsFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilder<
        com.google.ortools.graph.FlowArcProto, com.google.ortools.graph.FlowArcProto.Builder, com.google.ortools.graph.FlowArcProtoOrBuilder> 
        getArcsFieldBuilder() {
      if (arcsBuilder_ == null) {
        arcsBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
            com.google.ortools.graph.FlowArcProto, com.google.ortools.graph.FlowArcProto.Builder, com.google.ortools.graph.FlowArcProtoOrBuilder>(
                arcs_,
                ((bitField0_ & 0x00000002) != 0),
                getParentForChildren(),
                isClean());
        arcs_ = null;
      }
      return arcsBuilder_;
    }
 
    private int problemType_ = 0;
    @java.lang.Override public boolean hasProblemType() {
      return ((bitField0_ & 0x00000004) != 0);
    }
    @java.lang.Override
    public com.google.ortools.graph.FlowModelProto.ProblemType getProblemType() {
      com.google.ortools.graph.FlowModelProto.ProblemType result = com.google.ortools.graph.FlowModelProto.ProblemType.forNumber(problemType_);
      return result == null ? com.google.ortools.graph.FlowModelProto.ProblemType.LINEAR_SUM_ASSIGNMENT : result;
    }
    public Builder setProblemType(com.google.ortools.graph.FlowModelProto.ProblemType value) {
      if (value == null) {
        throw new NullPointerException();
      }
      bitField0_ |= 0x00000004;
      problemType_ = value.getNumber();
      onChanged();
      return this;
    }
    public Builder clearProblemType() {
      bitField0_ = (bitField0_ & ~0x00000004);
      problemType_ = 0;
      onChanged();
      return this;
    }
 
    // @@protoc_insertion_point(builder_scope:operations_research.FlowModelProto)
  }
 
  // @@protoc_insertion_point(class_scope:operations_research.FlowModelProto)
  private static final com.google.ortools.graph.FlowModelProto DEFAULT_INSTANCE;
  static {
    DEFAULT_INSTANCE = new com.google.ortools.graph.FlowModelProto();
  }
 
  public static com.google.ortools.graph.FlowModelProto getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }
 
  private static final com.google.protobuf.Parser<FlowModelProto>
      PARSER = new com.google.protobuf.AbstractParser<FlowModelProto>() {
    @java.lang.Override
    public FlowModelProto 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<FlowModelProto> parser() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.protobuf.Parser<FlowModelProto> getParserForType() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.ortools.graph.FlowModelProto getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
 
}