Class SingleValueExtendOperationExecutor<T>
- java.lang.Object
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- org.eclipse.viatra.query.runtime.localsearch.operations.ExtendOperationExecutor<T>
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- org.eclipse.viatra.query.runtime.localsearch.operations.extend.SingleValueExtendOperationExecutor<T>
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- All Implemented Interfaces:
ISearchOperation.ISearchOperationExecutor
public abstract class SingleValueExtendOperationExecutor<T> extends ExtendOperationExecutor<T>
- Since:
- 2.0
- No Extend:
- This class is not intended to be subclassed by clients.
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Field Summary
Fields Modifier and Type Field Description protected int
position
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Constructor Summary
Constructors Constructor Description SingleValueExtendOperationExecutor(int position)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected void
cleanup(MatchingFrame frame, ISearchContext context)
Restores the frame to the state beforeExtendOperationExecutor.fillInValue(Object, MatchingFrame, ISearchContext)
.protected boolean
fillInValue(T newValue, MatchingFrame frame, ISearchContext context)
Updates the frame with the next element of the iterator.-
Methods inherited from class org.eclipse.viatra.query.runtime.localsearch.operations.ExtendOperationExecutor
execute, getIterator, onBacktrack, onInitialize
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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.eclipse.viatra.query.runtime.localsearch.operations.ISearchOperation.ISearchOperationExecutor
getOperation
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Method Detail
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fillInValue
protected final boolean fillInValue(T newValue, MatchingFrame frame, ISearchContext context)
Description copied from class:ExtendOperationExecutor
Updates the frame with the next element of the iterator. Called duringExtendOperationExecutor.execute(MatchingFrame, ISearchContext)
.- Specified by:
fillInValue
in classExtendOperationExecutor<T>
- Returns:
- true if the update is successful or false otherwise; in case of false is returned, the next element should be taken from the iterator.
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cleanup
protected final void cleanup(MatchingFrame frame, ISearchContext context)
Description copied from class:ExtendOperationExecutor
Restores the frame to the state beforeExtendOperationExecutor.fillInValue(Object, MatchingFrame, ISearchContext)
. Called duringExtendOperationExecutor.onBacktrack(MatchingFrame, ISearchContext)
.- Specified by:
cleanup
in classExtendOperationExecutor<T>
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