Class STRUUID
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.evaluation.function.rdfterm.STRUUID
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- All Implemented Interfaces:
Function
public class STRUUID extends Object implements Function
The SPARQL built-inFunctionUUID, as defined in SPARQL Query Language for RDF- Author:
- Jeen Broekstra
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Constructor Summary
Constructors Constructor Description STRUUID()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Literalevaluate(ValueFactory valueFactory, Value... args)Evaluate the function over the supplied input arguments, using the suppliedValueFactoryto produce the result.StringgetURI()booleanmustReturnDifferentResult()UUID() and STRUUID() must return a different result for each invocation.
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Method Detail
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evaluate
public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueExprEvaluationException
Description copied from interface:FunctionEvaluate the function over the supplied input arguments, using the suppliedValueFactoryto produce the result.- Specified by:
evaluatein interfaceFunction- Parameters:
valueFactory- aValueFactoryto use for producing the function result.args- the function input arguments.- Returns:
- the function result value.
- Throws:
ValueExprEvaluationException
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mustReturnDifferentResult
public boolean mustReturnDifferentResult()
Description copied from interface:FunctionUUID() and STRUUID() must return a different result for each invocation.- Specified by:
mustReturnDifferentResultin interfaceFunction- Returns:
- if each invocation must return a different result.
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