com.hp.hpl.jena.sparql.engine
Class QueryEngineBase
java.lang.Object
com.hp.hpl.jena.sparql.engine.QueryEngineBase
- All Implemented Interfaces:
- OpEval, Closeable
- Direct Known Subclasses:
- QueryEngineMain, QueryEngineRef
public abstract class QueryEngineBase
- extends Object
- implements OpEval, Closeable
Main part of a QueryEngine - something that takes responsibility for a complete query execution
queryEngineInfo
public static final QueryEngineInfo queryEngineInfo
getPlan
public Plan getPlan()
evaluate
public final QueryIterator evaluate(Op op,
DatasetGraph dsg,
Binding binding,
Context context)
- Specified by:
evaluate
in interface OpEval
getOp
public Op getOp()
- Algebra expression (including any optimization)
close
public void close()
- Specified by:
close
in interface Closeable
Licenced under the Apache License, Version 2.0