Interface ITcObserver<V>
- All Known Implementing Classes:
CountingListener,TransitiveClosureNode
public interface ITcObserver<V>
Interface ITcObserver is used to observe the changes in a transitive closure relation; tuple insertion/deletion.
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Method Summary
Modifier and TypeMethodDescriptionvoidtupleDeleted(V source, V target) Used to notify when a tuple is deleted from the transitive closure relation.voidtupleInserted(V source, V target) Used to notify when a tuple is inserted into the transitive closure relation.
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Method Details
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tupleInserted
Used to notify when a tuple is inserted into the transitive closure relation.- Parameters:
source- the source of the tupletarget- the target of the tuple
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tupleDeleted
Used to notify when a tuple is deleted from the transitive closure relation.- Parameters:
source- the source of the tupletarget- the target of the tuple
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