org.optaplanner.core.impl.heuristic.selector.move.generic.chained

Class ChainedSwapMove

java.lang.Object

org.optaplanner.core.impl.heuristic.move.AbstractMove

org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMove

org.optaplanner.core.impl.heuristic.selector.move.generic.chained.ChainedSwapMove

All Implemented Interfaces:

Move

public class ChainedSwapMove
extends SwapMove

Field Summary

Fields inherited from class org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMove

leftEntity, rightEntity, variableDescriptors

Constructor Summary

Constructors

Constructor and Description
ChainedSwapMove(Collection<GenuineVariableDescriptor> variableDescriptors, Object leftEntity, Object rightEntity)

Method Summary

Methods

Modifier and Type	Method and Description
Move	createUndoMove(ScoreDirector scoreDirector) Called before the move is done, so the move can be evaluated and then be undone without resulting into a permanent change in the solution.
void	doMove(ScoreDirector scoreDirector) Does the Move and updates the Solution and its ScoreDirector accordingly.

Methods inherited from class org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMove

appendVariablesToString, equals, getLeftEntity, getPlanningEntities, getPlanningValues, getRightEntity, getSimpleMoveTypeDescription, hashCode, isMoveDoable, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ChainedSwapMove

public ChainedSwapMove(Collection<GenuineVariableDescriptor> variableDescriptors,
               Object leftEntity,
               Object rightEntity)

Method Detail

createUndoMove

public Move createUndoMove(ScoreDirector scoreDirector)

Description copied from interface: Move

Called before the move is done, so the move can be evaluated and then be undone without resulting into a permanent change in the solution.

Specified by:

createUndoMove in interface Move

Overrides:

createUndoMove in class SwapMove

Parameters:

scoreDirector - the ScoreDirector not yet modified by the move.

Returns:

an undoMove which does the exact opposite of this move.

doMove

public void doMove(ScoreDirector scoreDirector)

Description copied from interface: Move

Does the Move and updates the Solution and its ScoreDirector accordingly. When the Solution is modified, the ScoreDirector should be correctly notified, otherwise later calculated Scores can be corrupted.

Specified by:

doMove in interface Move

Overrides:

doMove in class SwapMove

Parameters:

scoreDirector - never null, the ScoreDirector that needs to get notified of the changes.