Interface IQueryCacheContext
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public interface IQueryCacheContextProvides information on already cached queries to query evaluator backends at runtime.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description IQueryResultProvidergetCachingResultProvider(PQuery query)Returns a caching result provider for the given query; it must be constructed if it does not exist yet.booleanisResultCached(PQuery query)Checks if there already is a caching result provider for the given query.
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Method Detail
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isResultCached
boolean isResultCached(PQuery query)
Checks if there already is a caching result provider for the given query.Returns false if called while the caching result provider of the given query is being constructed in the first place.
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getCachingResultProvider
IQueryResultProvider getCachingResultProvider(PQuery query)
Returns a caching result provider for the given query; it must be constructed if it does not exist yet.Caution: behavior undefined if called while the caching result provider of the given query is being constructed. Beware of infinite loops.
Postcondition:
IQueryBackend.isCaching()returns true for the#getQueryBackend()of the returned provider- Throws:
ViatraQueryRuntimeException
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