Class CollectionInverseVariableListener
- java.lang.Object
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- org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableListener
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- All Implemented Interfaces:
Closeable
,AutoCloseable
,VariableListener<Object>
,CollectionInverseVariableSupply
,VariableListener<Object>
,Supply
public class CollectionInverseVariableListener extends Object implements VariableListener<Object>, CollectionInverseVariableSupply
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Field Summary
Fields Modifier and Type Field Description protected InverseRelationShadowVariableDescriptor
shadowVariableDescriptor
protected VariableDescriptor
sourceVariableDescriptor
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Constructor Summary
Constructors Constructor Description CollectionInverseVariableListener(InverseRelationShadowVariableDescriptor shadowVariableDescriptor, VariableDescriptor sourceVariableDescriptor)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
afterEntityAdded(ScoreDirector scoreDirector, Object entity)
void
afterEntityRemoved(ScoreDirector scoreDirector, Object entity)
void
afterVariableChanged(ScoreDirector scoreDirector, Object entity)
void
beforeEntityAdded(ScoreDirector scoreDirector, Object entity)
void
beforeEntityRemoved(ScoreDirector scoreDirector, Object entity)
void
beforeVariableChanged(ScoreDirector scoreDirector, Object entity)
Collection<?>
getInverseCollection(Object planningValue)
If entity1.varA = x then an inverse of x is entity1.protected void
insert(ScoreDirector scoreDirector, Object entity)
protected void
retract(ScoreDirector scoreDirector, Object entity)
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.optaplanner.core.api.domain.variable.VariableListener
close, resetWorkingSolution
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Methods inherited from interface org.optaplanner.core.impl.domain.variable.listener.VariableListener
requiresUniqueEntityEvents
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Field Detail
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shadowVariableDescriptor
protected final InverseRelationShadowVariableDescriptor shadowVariableDescriptor
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sourceVariableDescriptor
protected final VariableDescriptor sourceVariableDescriptor
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Constructor Detail
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CollectionInverseVariableListener
public CollectionInverseVariableListener(InverseRelationShadowVariableDescriptor shadowVariableDescriptor, VariableDescriptor sourceVariableDescriptor)
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Method Detail
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beforeEntityAdded
public void beforeEntityAdded(ScoreDirector scoreDirector, Object entity)
- Specified by:
beforeEntityAdded
in interfaceVariableListener<Object>
- Specified by:
beforeEntityAdded
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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afterEntityAdded
public void afterEntityAdded(ScoreDirector scoreDirector, Object entity)
- Specified by:
afterEntityAdded
in interfaceVariableListener<Object>
- Specified by:
afterEntityAdded
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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beforeVariableChanged
public void beforeVariableChanged(ScoreDirector scoreDirector, Object entity)
- Specified by:
beforeVariableChanged
in interfaceVariableListener<Object>
- Specified by:
beforeVariableChanged
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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afterVariableChanged
public void afterVariableChanged(ScoreDirector scoreDirector, Object entity)
- Specified by:
afterVariableChanged
in interfaceVariableListener<Object>
- Specified by:
afterVariableChanged
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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beforeEntityRemoved
public void beforeEntityRemoved(ScoreDirector scoreDirector, Object entity)
- Specified by:
beforeEntityRemoved
in interfaceVariableListener<Object>
- Specified by:
beforeEntityRemoved
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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afterEntityRemoved
public void afterEntityRemoved(ScoreDirector scoreDirector, Object entity)
- Specified by:
afterEntityRemoved
in interfaceVariableListener<Object>
- Specified by:
afterEntityRemoved
in interfaceVariableListener<Object>
- Parameters:
scoreDirector
- never nullentity
- never null
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insert
protected void insert(ScoreDirector scoreDirector, Object entity)
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retract
protected void retract(ScoreDirector scoreDirector, Object entity)
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getInverseCollection
public Collection<?> getInverseCollection(Object planningValue)
Description copied from interface:CollectionInverseVariableSupply
If entity1.varA = x then an inverse of x is entity1.- Specified by:
getInverseCollection
in interfaceCollectionInverseVariableSupply
- Parameters:
planningValue
- never null- Returns:
- never null, a
Collection
of entities for which the planning variable is the planningValue.
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