Package org.aksw.jena_sparql_api.algebra.utils

Class OpServiceUtils

java.lang.Object

org.aksw.jena_sparql_api.algebra.utils.OpServiceUtils

public class OpServiceUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
OpServiceUtils()

Method Summary

Modifier and Type	Method	Description
static com.google.common.collect.Multimap<String,org.apache.jena.sparql.algebra.Op>	extractServiceArgs(org.apache.jena.sparql.algebra.op.OpService rootOp)	Utility to extract "function" arguments represented using multiple SERVICE clauses:
static String	getIriOrNull(org.apache.jena.sparql.algebra.op.OpService opService)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

OpServiceUtils

public OpServiceUtils()

Method Details

extractServiceArgs

public static com.google.common.collect.Multimap<String,org.apache.jena.sparql.algebra.Op> extractServiceArgs(org.apache.jena.sparql.algebra.op.OpService rootOp)

Utility to extract "function" arguments represented using multiple SERVICE clauses:

 SERVICE <my:function:> {
   SERVICE <arg1:> { opA }
   SERVICE <arg2:> { opB }
   SERVICE <arg2:> { opC }
   opD # arguments outside of SERVICE not yet supported
 }
 

becomes a multimap

   null -> { opD }
   arg1 -> { opA }
   arg2 -> { opB, opC }
 

Parameters:

op -

Returns:

getIriOrNull

public static String getIriOrNull(org.apache.jena.sparql.algebra.op.OpService opService)