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java.lang.Objectorg.optaplanner.core.impl.heuristic.move.NoChangeMove
public class NoChangeMove
Makes no changes.
Constructor Summary | |
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NoChangeMove()
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Method Summary | |
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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. |
Collection<? extends Object> |
getPlanningEntities()
Returns all planning entities that are being changed by this move. |
Collection<? extends Object> |
getPlanningValues()
Returns all planning values that entities are being assigned to by this move. |
boolean |
isMoveDoable(ScoreDirector scoreDirector)
Called before a move is evaluated to decide whether the move can be done and evaluated. |
String |
toString()
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public NoChangeMove()
Method Detail |
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public boolean isMoveDoable(ScoreDirector scoreDirector)
Move
Solution
.MoveSelector
or MoveListFactory
, this is not needed as the Solver
will do it for you.
isMoveDoable
in interface Move
scoreDirector
- the ScoreDirector
not yet modified by the move.
public Move createUndoMove(ScoreDirector scoreDirector)
Move
createUndoMove
in interface Move
scoreDirector
- the ScoreDirector
not yet modified by the move.
public void doMove(ScoreDirector scoreDirector)
Move
Solution
and its ScoreDirector
accordingly.
When the Solution
is modified, the ScoreDirector
should be correctly notified,
otherwise later calculated Score
s can be corrupted.
doMove
in interface Move
scoreDirector
- never null, the ScoreDirector
that needs to get notified of the changes.public Collection<? extends Object> getPlanningEntities()
Move
AcceptorType.ENTITY_TABU
.
Duplicates entries in the returned Collection
are best avoided.
The returned Collection
is recommended to be in a stable order.
For example: use List
or LinkedHashSet
, but not HashSet
.
getPlanningEntities
in interface Move
public Collection<? extends Object> getPlanningValues()
Move
AcceptorType.VALUE_TABU
.
Duplicates entries in the returned Collection
are best avoided.
The returned Collection
is recommended to be in a stable order.
For example: use List
or LinkedHashSet
, but not HashSet
.
getPlanningValues
in interface Move
public String toString()
toString
in class Object
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