org.apache.synapse.util.xpath.ext

Class XpathExtensionUtil

java.lang.Object

org.apache.synapse.util.xpath.ext.XpathExtensionUtil

public class XpathExtensionUtil
extends Object

Utility class to support custom xpath context extensions

Constructor Summary

Constructors

Constructor and Description
XpathExtensionUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static org.jaxen.Function	getFunctionContext(MessageContext ctxt, String namespaceURI, String prefix, String localName) Returns a Function Context extension registered for given QName/namespaceURI+prefix+localName combination
static List<SynapseXpathFunctionContextProvider>	getRegisteredFunctionExtensions() Get all registered function context extensions.
static List<SynapseXpathVariableResolver>	getRegisteredVariableExtensions() Get all registered variable context extensions.
static Object	resolveVariableContext(MessageContext ctxt, String namespaceURI, String prefix, String localName) Returns an object resolved by Variable Context extension registered for given QName/namespaceURI+prefix+localName combination

Methods inherited from class java.lang.Object

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

Constructor Detail

XpathExtensionUtil

public XpathExtensionUtil()

Method Detail

getRegisteredVariableExtensions

public static List<SynapseXpathVariableResolver> getRegisteredVariableExtensions()

Get all registered variable context extensions. Synapse will look for synapse.properties property synapse.xpath.var.extensions

Returns:

List of Synapse Xpath Variable Context Providers

getRegisteredFunctionExtensions

public static List<SynapseXpathFunctionContextProvider> getRegisteredFunctionExtensions()

Get all registered function context extensions. Synapse will look for synapse.properties property synapse.xpath.func.extensions

Returns:

List of Synapse Xpath Function Context Providers

getFunctionContext

public static org.jaxen.Function getFunctionContext(MessageContext ctxt,
                                    String namespaceURI,
                                    String prefix,
                                    String localName)

Returns a Function Context extension registered for given QName/namespaceURI+prefix+localName combination

Parameters:

ctxt - Synapse Message Context

namespaceURI - binding namespace in xpath expression

prefix - binding prefix string in xpath expression

localName - binding localname string in xpath expression

Returns:

jaxen Function object for corresponding extension

resolveVariableContext

public static Object resolveVariableContext(MessageContext ctxt,
                            String namespaceURI,
                            String prefix,
                            String localName)

Returns an object resolved by Variable Context extension registered for given QName/namespaceURI+prefix+localName combination

Parameters:

ctxt - Synapse Message Context

namespaceURI - binding namespace in xpath expression

prefix - binding prefix string in xpath expression

localName - binding localname string in xpath expression

Returns:

Object variable resolved by corresponding extension