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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: ortools/linear_solver/linear_solver.proto

package com.google.ortools.linearsolver;

public interface MPVariableProtoOrBuilder extends
    // @@protoc_insertion_point(interface_extends:operations_research.MPVariableProto)
    com.google.protobuf.MessageOrBuilder {

  /**
   *    * lower_bound must be <= upper_bound.
   * 
   *
   * optional double lower_bound = 1 [default = -inf];
   * @return Whether the lowerBound field is set.
   */
  boolean hasLowerBound();
  /**
   *    * lower_bound must be <= upper_bound.
   * 
   *
   * optional double lower_bound = 1 [default = -inf];
   * @return The lowerBound.
   */
  double getLowerBound();

  /**
   * optional double upper_bound = 2 [default = inf];
   * @return Whether the upperBound field is set.
   */
  boolean hasUpperBound();
  /**
   * optional double upper_bound = 2 [default = inf];
   * @return The upperBound.
   */
  double getUpperBound();

  /**
   *    * The coefficient of the variable in the objective. Must be finite.
   * 
   *
   * optional double objective_coefficient = 3 [default = 0];
   * @return Whether the objectiveCoefficient field is set.
   */
  boolean hasObjectiveCoefficient();
  /**
   *    * The coefficient of the variable in the objective. Must be finite.
   * 
   *
   * optional double objective_coefficient = 3 [default = 0];
   * @return The objectiveCoefficient.
   */
  double getObjectiveCoefficient();

  /**
   *    * True if the variable is constrained to be integer.
   * Ignored if MPModelProto::solver_type is *LINEAR_PROGRAMMING*.
   * 
   *
   * optional bool is_integer = 4 [default = false];
   * @return Whether the isInteger field is set.
   */
  boolean hasIsInteger();
  /**
   *    * True if the variable is constrained to be integer.
   * Ignored if MPModelProto::solver_type is *LINEAR_PROGRAMMING*.
   * 
   *
   * optional bool is_integer = 4 [default = false];
   * @return The isInteger.
   */
  boolean getIsInteger();

  /**
   *    * The name of the variable.
   * 
   *
   * optional string name = 5 [default = ""];
   * @return Whether the name field is set.
   */
  boolean hasName();
  /**
   *    * The name of the variable.
   * 
   *
   * optional string name = 5 [default = ""];
   * @return The name.
   */
  java.lang.String getName();
  /**
   *    * The name of the variable.
   * 
   *
   * optional string name = 5 [default = ""];
   * @return The bytes for name.
   */
  com.google.protobuf.ByteString
      getNameBytes();

  /**
   * optional int32 branching_priority = 6 [default = 0];
   * @return Whether the branchingPriority field is set.
   */
  boolean hasBranchingPriority();
  /**
   * optional int32 branching_priority = 6 [default = 0];
   * @return The branchingPriority.
   */
  int getBranchingPriority();
}