highs.proto

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// Copyright 2010-2024 Google LLC
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
syntax = "proto3";
 
package operations_research.math_opt;
 
option java_package = "com.google.ortools.mathopt";
option java_multiple_files = true;
 
// The options exposed by HiGHS. Use at your own risk, these are completely
// undocumented.
//
// Option names are given as strings in HighsOptions.h, see:
// https://github.com/ERGO-Code/HiGHS/blob/7421e44b09563f637dc6422ea461a8832b29e543/src/lp_data/HighsOptions.h
// Each member of HighsOptionsStruct has a corresponding OptionRecord with a
// string name (that appears to match the field name), use these as keys below.
message HighsOptionsProto {
  // Example keys: "presolve", "solver", "parallel"
  map<string, string> string_options = 1;
  // Example keys: "time_limit", "primal_feasibility_tolerance"
  map<string, double> double_options = 2;
  // Example keys: "random_seed", "simplex_strategy"
  map<string, int32> int_options = 3;
  // Example keys: "log_to_console", "allow_unbounded_or_infeasible"
  map<string, bool> bool_options = 4;
}