org.topbraid.spin.arq
Class AbstractFunction

java.lang.Object
  org.topbraid.spin.arq.AbstractFunction

All Implemented Interfaces:

com.hp.hpl.jena.sparql.function.Function

Direct Known Subclasses:

AbstractFunction0, AbstractFunction1, AbstractFunction2, AbstractFunction3, EvalFunction

public abstract class AbstractFunction
extends Object
implements com.hp.hpl.jena.sparql.function.Function

Base implementation of Function comparable to Jena's FunctionBase.

Author:

Holger Knublauch

Constructor Summary

AbstractFunction()

Method Summary

void	build(String uri, com.hp.hpl.jena.sparql.expr.ExprList args)
com.hp.hpl.jena.sparql.expr.NodeValue	exec(com.hp.hpl.jena.sparql.engine.binding.Binding binding, com.hp.hpl.jena.sparql.expr.ExprList args, String uri, com.hp.hpl.jena.sparql.function.FunctionEnv env)
protected abstract com.hp.hpl.jena.sparql.expr.NodeValue	exec(com.hp.hpl.jena.graph.Node[] nodes, com.hp.hpl.jena.sparql.function.FunctionEnv env)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractFunction

public AbstractFunction()

Method Detail

build

public void build(String uri,
                  com.hp.hpl.jena.sparql.expr.ExprList args)

Specified by:

build in interface com.hp.hpl.jena.sparql.function.Function

exec

public com.hp.hpl.jena.sparql.expr.NodeValue exec(com.hp.hpl.jena.sparql.engine.binding.Binding binding,
                                                  com.hp.hpl.jena.sparql.expr.ExprList args,
                                                  String uri,
                                                  com.hp.hpl.jena.sparql.function.FunctionEnv env)

Specified by:

exec in interface com.hp.hpl.jena.sparql.function.Function

exec

protected abstract com.hp.hpl.jena.sparql.expr.NodeValue exec(com.hp.hpl.jena.graph.Node[] nodes,
                                                              com.hp.hpl.jena.sparql.function.FunctionEnv env)