com.hp.hpl.jena.sparql.engine.ref
Class QueryEngineRef
java.lang.Object
com.hp.hpl.jena.sparql.engine.QueryEngineBase
com.hp.hpl.jena.sparql.engine.ref.QueryEngineRef
- All Implemented Interfaces:
- OpEval, Closeable
- Direct Known Subclasses:
- QueryEngineRefQuad
public class QueryEngineRef
- extends QueryEngineBase
"Reference" query engine - this simply executes the algebra expression as-is
using a simple (non-scalable) execution strategy that follows the definition
of SPARQL as closely as possible. The referenc query engine does provide the
algebra extensions.
QueryEngineRef
public QueryEngineRef(Op op,
DatasetGraph dataset,
Context context)
QueryEngineRef
public QueryEngineRef(Op op,
DatasetGraph dataset,
Binding input,
Context context)
eval
public QueryIterator eval(Op op,
DatasetGraph dsg,
Binding binding,
Context context)
getFactory
public static QueryEngineFactory getFactory()
register
public static void register()
unregister
public static void unregister()
Licenced under the Apache License, Version 2.0