ModelSolver (com.google.ortools:ortools-java 9.12.9999 API)

java.lang.Object
- com.google.ortools.modelbuilder.ModelSolver

public final class ModelSolver
extends java.lang.Object

Model solver class

Constructor Summary

Constructors
Constructor and Description

ModelSolver(java.lang.String solverName)
Creates the solver with the supplied solver backend.

Constructors
Constructor and Description
`ModelSolver(java.lang.String solverName)` Creates the solver with the supplied solver backend.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`enableOutput(boolean enable)` Enables or disables the underlying solver output.
`double`	`getActivity(LinearConstraint ct)` Checks that the solver has found a solution, and returns the activity of the given constraint.
`double`	`getBestObjectiveBound()` Checks that the solver has found a solution, and returns the objective value.
`double`	`getDualValue(LinearConstraint ct)` Checks that the solver has found a solution, and returns the dual value of the given constraint.
`double`	`getObjectiveValue()` Checks that the solver has found a solution, and returns the objective value.
`double`	`getReducedCost(Variable var)` Checks that the solver has found a solution, and returns the reduced cost of the given variable.
`double`	`getUserTime()` Returns the user time since the creation of the solver.
`double`	`getValue(Variable var)` Checks that the solver has found a solution, and returns the value of the given variable.
`double`	`getWallTime()` Returns the elapsed time since the creation of the solver.
`boolean`	`hasResponse()` Returns true if solve() was called, and a response was returned.
`boolean`	`hasSolution()` Returns true if solve() was called, and a solution was returned.
`boolean`	`interruptSolve()` Tries to interrupt the solve.
`void`	`setLogCallback(java.util.function.Consumer<java.lang.String> cb)` Sets the log callback for the solver.
`void`	`setSolverSpecificParameters(java.lang.String parameters)` Sets solver specific parameters as string.
`void`	`setTimeLimit(java.time.Duration limit)` Sets the time limit for the solve in seconds.
`SolveStatus`	`solve(ModelBuilder model)` Solves given model, and returns the status of the response.
`boolean`	`solverIsSupported()` Returns whether solver specified during the ctor was found and correctly installed.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ModelSolver
```
public ModelSolver(java.lang.String solverName)
```
    Creates the solver with the supplied solver backend.
- Method Detail
  - solve
```
public SolveStatus solve(ModelBuilder model)
```
    Solves given model, and returns the status of the response.
  - enableOutput
```
public void enableOutput(boolean enable)
```
    Enables or disables the underlying solver output.
  - setTimeLimit
```
public void setTimeLimit(java.time.Duration limit)
```
    Sets the time limit for the solve in seconds.
  - setSolverSpecificParameters
```
public void setSolverSpecificParameters(java.lang.String parameters)
```
    Sets solver specific parameters as string.
  - solverIsSupported
```
public boolean solverIsSupported()
```
    Returns whether solver specified during the ctor was found and correctly installed.
  - interruptSolve
```
public boolean interruptSolve()
```
    Tries to interrupt the solve. Returns true if the feature is supported.
  - hasResponse
```
public boolean hasResponse()
```
    Returns true if solve() was called, and a response was returned.
  - hasSolution
```
public boolean hasSolution()
```
    Returns true if solve() was called, and a solution was returned.
  - getObjectiveValue
```
public double getObjectiveValue()
```
    Checks that the solver has found a solution, and returns the objective value.
  - getBestObjectiveBound
```
public double getBestObjectiveBound()
```
    Checks that the solver has found a solution, and returns the objective value.
  - getValue
```
public double getValue(Variable var)
```
    Checks that the solver has found a solution, and returns the value of the given variable.
  - getReducedCost
```
public double getReducedCost(Variable var)
```
    Checks that the solver has found a solution, and returns the reduced cost of the given variable.
  - getDualValue
```
public double getDualValue(LinearConstraint ct)
```
    Checks that the solver has found a solution, and returns the dual value of the given constraint.
  - getActivity
```
public double getActivity(LinearConstraint ct)
```
    Checks that the solver has found a solution, and returns the activity of the given constraint.
  - setLogCallback
```
public void setLogCallback(java.util.function.Consumer<java.lang.String> cb)
```
    Sets the log callback for the solver.
  - getWallTime
```
public double getWallTime()
```
    Returns the elapsed time since the creation of the solver.
  - getUserTime
```
public double getUserTime()
```
    Returns the user time since the creation of the solver.

Class ModelSolver

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

ModelSolver

Method Detail

solve

enableOutput

setTimeLimit

setSolverSpecificParameters

solverIsSupported

interruptSolve

hasResponse

hasSolution

getObjectiveValue

getBestObjectiveBound

getValue

getReducedCost

getDualValue

getActivity

setLogCallback

getWallTime

getUserTime