at.newmedialab.ldpath.model.functions
Class CssSelectFunction<KiWiNode>

java.lang.Object
  at.newmedialab.ldpath.model.functions.CssSelectFunction<KiWiNode>

All Implemented Interfaces:

NodeFunction<Collection<KiWiNode>,KiWiNode>, SelectorFunction<KiWiNode>, LDPathConstruct<KiWiNode>

public class CssSelectFunction<KiWiNode>
extends Object
implements SelectorFunction<KiWiNode>

Constructor Summary

CssSelectFunction()

Method Summary

Collection<KiWiNode>	apply(RDFBackend<KiWiNode> rdfBackend, KiWiNode context, Collection<KiWiNode>... args) Apply the function to the list of nodes passed as arguments and return the result as type T.
String	getDescription() A short human-readable description of what the node function does.
String	getPathExpression(RDFBackend<KiWiNode> backend) Return the name of the NodeFunction for registration in the function registry
String	getSignature() A string describing the signature of this node function, e.g.

Methods inherited from class java.lang.Object

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

Constructor Detail

CssSelectFunction

public CssSelectFunction()

Method Detail

apply

public Collection<KiWiNode> apply(RDFBackend<KiWiNode> rdfBackend,
                                  KiWiNode context,
                                  Collection<KiWiNode>... args)
                           throws IllegalArgumentException

Apply the function to the list of nodes passed as arguments and return the result as type T. Throws IllegalArgumentException if the function cannot be applied to the nodes passed as argument or the number of arguments is not correct.

Specified by:

apply in interface NodeFunction<Collection<KiWiNode>,KiWiNode>

Parameters:

args - a nested list of KiWiNodes

Returns:

Throws:

IllegalArgumentException

getPathExpression

public String getPathExpression(RDFBackend<KiWiNode> backend)

Return the name of the NodeFunction for registration in the function registry

Specified by:

getPathExpression in interface LDPathConstruct<KiWiNode>

Parameters:

backend -

Returns:

getSignature

public String getSignature()

A string describing the signature of this node function, e.g. "fn:content(uris : Nodes) : Nodes". The syntax for representing the signature can be chosen by the implementer. This method is for informational purposes only.

Specified by:

getSignature in interface NodeFunction<Collection<KiWiNode>,KiWiNode>

Returns:

getDescription

public String getDescription()

A short human-readable description of what the node function does.

Specified by:

getDescription in interface NodeFunction<Collection<KiWiNode>,KiWiNode>

Returns: