net.sf.mmm.util.xml

Class NamespaceContextImpl

java.lang.Object

net.sf.mmm.util.xml.NamespaceContextImpl

All Implemented Interfaces:

NamespaceContext

public class NamespaceContextImpl
extends Object
implements NamespaceContext

This is a public implementation of the NamespaceContext interface. It can store own namespace declarations and also inherit declarations from a parent NamespaceContext.

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	NamespaceContextImpl.PrefixIterator

Field Summary

Fields

Modifier and Type	Field and Description
private Map<String,String>	namespace2prefix maps namespace-URI to prefix.
private NamespaceContext	parentContext the parent context to inherit from or null.
private Map<String,String>	prefix2namespace maps prefix to namespace-URI.

Constructor Summary

Constructors

Constructor and Description
NamespaceContextImpl() The constructor.
NamespaceContextImpl(NamespaceContext parentContext) The constructor.

Method Summary

Modifier and Type	Method and Description
String	getNamespaceURI(String prefix)
String	getPrefix(String namespaceURI)
Iterator	getPrefixes(String namespaceURI)
void	setNamespace(String prefix, String uri) This method is used to declare a namespace in this context.

Methods inherited from class java.lang.Object

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

Field Detail

parentContext

private final NamespaceContext parentContext

the parent context to inherit from or null.

prefix2namespace

private final Map<String,String> prefix2namespace

maps prefix to namespace-URI.

namespace2prefix

private final Map<String,String> namespace2prefix

maps namespace-URI to prefix.

Constructor Detail

NamespaceContextImpl

public NamespaceContextImpl()

The constructor.

NamespaceContextImpl

public NamespaceContextImpl(NamespaceContext parentContext)

The constructor.

Parameters:

parentContext - is the parent context to inherit from.

Method Detail

getNamespaceURI

public String getNamespaceURI(String prefix)

Specified by:

getNamespaceURI in interface NamespaceContext

getPrefix

public String getPrefix(String namespaceURI)

Specified by:

getPrefix in interface NamespaceContext

getPrefixes

public Iterator getPrefixes(String namespaceURI)

Specified by:

getPrefixes in interface NamespaceContext

setNamespace

public void setNamespace(String prefix,
                         String uri)

This method is used to declare a namespace in this context.

Parameters:

prefix - is the prefix for the namespace.

uri - is the URI of the namespace.