org.apache.taglibs.standard.tag.common.xml
Class JSTLXPathNamespaceContext

java.lang.Object
  org.apache.taglibs.standard.tag.common.xml.JSTLXPathNamespaceContext

All Implemented Interfaces:

NamespaceContext

public class JSTLXPathNamespaceContext
extends Object
implements NamespaceContext

Implemenation of XML Namespace context processing given a URI or prefix

Constructor Summary

JSTLXPathNamespaceContext()
No-arg constructor which would create empty HashMap of namespaces

JSTLXPathNamespaceContext(HashMap nses)

Method Summary

protected void	addNamespace(String prefix, String uri) Populate map of Prefix and NameSpace URI's entries
String	getNamespaceURI(String prefix) Get Namespace URI bound to a prefix in the current scope
String	getPrefix(String namespaceURI) Get Prefix bound to Namespace URI in the current scope
Iterator	getPrefixes(String namespaceURI) Get all Prefixes bound to Namespace URI in the current scope

Methods inherited from class java.lang.Object

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

Constructor Detail

JSTLXPathNamespaceContext

public JSTLXPathNamespaceContext()

No-arg constructor which would create empty HashMap of namespaces

JSTLXPathNamespaceContext

public JSTLXPathNamespaceContext(HashMap nses)

Method Detail

getNamespaceURI

public String getNamespaceURI(String prefix)
                       throws IllegalArgumentException

Get Namespace URI bound to a prefix in the current scope

Specified by:

getNamespaceURI in interface NamespaceContext

Parameters:

Prefix - Parameter

Returns:

Namespace URI bound to prefix

Throws:

IllegalArgumentException - if prefix is null

getPrefix

public String getPrefix(String namespaceURI)

Get Prefix bound to Namespace URI in the current scope

Specified by:

getPrefix in interface NamespaceContext

Parameters:

Namespace - URI

Returns:

Prefix bound to Namespace URI

Throws:

IllegalArgumentException - if Namespace URI is null

getPrefixes

public Iterator getPrefixes(String namespaceURI)

Get all Prefixes bound to Namespace URI in the current scope

Specified by:

getPrefixes in interface NamespaceContext

Parameters:

Namespace - URI

Returns:

Iterator of Prefixes bound to Namespace URI

Throws:

IllegalArgumentException - if Namespace URI is null

addNamespace

protected void addNamespace(String prefix,
                            String uri)

Populate map of Prefix and NameSpace URI's entries