public class SwapMove extends AbstractMove
Modifier and Type | Field and Description |
---|---|
protected Object |
leftEntity |
protected Object |
rightEntity |
protected Collection<GenuineVariableDescriptor> |
variableDescriptors |
Constructor and Description |
---|
SwapMove(Collection<GenuineVariableDescriptor> variableDescriptors,
Object leftEntity,
Object rightEntity) |
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. |
boolean |
equals(Object o) |
Object |
getLeftEntity() |
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.
|
Object |
getRightEntity() |
String |
getSimpleMoveTypeDescription()
Describes the move type for statistical purposes.
|
int |
hashCode() |
boolean |
isMoveDoable(ScoreDirector scoreDirector)
Called before a move is evaluated to decide whether the move can be done and evaluated.
|
String |
toString() |
protected final Collection<GenuineVariableDescriptor> variableDescriptors
protected final Object leftEntity
protected final Object rightEntity
public SwapMove(Collection<GenuineVariableDescriptor> variableDescriptors, Object leftEntity, Object rightEntity)
public Object getLeftEntity()
public Object getRightEntity()
public boolean isMoveDoable(ScoreDirector scoreDirector)
Move
Solution
.MoveSelector
or MoveListFactory
, this is not needed as the Solver
will do it for you.scoreDirector
- the ScoreDirector
not yet modified by the move.public Move createUndoMove(ScoreDirector scoreDirector)
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.scoreDirector
- never null, the ScoreDirector
that needs to get notified of the changes.public String getSimpleMoveTypeDescription()
Move
String
returned by this method.getSimpleMoveTypeDescription
in interface Move
getSimpleMoveTypeDescription
in class AbstractMove
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
.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
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