javanet.staxutils

Class EmptyNamespaceContext

java.lang.Object

javanet.staxutils.EmptyNamespaceContext

All Implemented Interfaces:

ExtendedNamespaceContext, StaticNamespaceContext, NamespaceContext

public final class EmptyNamespaceContext
extends Object
implements ExtendedNamespaceContext, StaticNamespaceContext

ExtendedNamespaceContext that contains no namespaces.

Version:

$Revision: 1.2 $

Author:

Christian Niles

Field Summary

Fields

Modifier and Type	Field and Description
static EmptyNamespaceContext	INSTANCE

Constructor Summary

Constructors

Constructor and Description
EmptyNamespaceContext()

Method Summary

Modifier and Type	Method and Description
Iterator	getDeclaredPrefixes() Returns an Iterator of all namespace prefixes declared within this context, irrespective of any ancestor contexts.
static NamespaceContext	getInstance()
String	getNamespaceURI(String prefix)
NamespaceContext	getParent() Returns a reference to the parent of this context.
String	getPrefix(String nsURI)
Iterator	getPrefixes() Returns an Iterator of all namespace prefixes in scope within this context, including those inherited from ancestor contexts.
Iterator	getPrefixes(String nsURI)
boolean	isPrefixDeclared(String prefix) Determines if the specified prefix is declared within this context, irrespective of any ancestor contexts.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final EmptyNamespaceContext INSTANCE

Constructor Detail

EmptyNamespaceContext

public EmptyNamespaceContext()

Method Detail

getInstance

public static final NamespaceContext getInstance()

getNamespaceURI

public String getNamespaceURI(String prefix)

Specified by:

getNamespaceURI in interface NamespaceContext

getPrefix

public String getPrefix(String nsURI)

Specified by:

getPrefix in interface NamespaceContext

getPrefixes

public Iterator getPrefixes(String nsURI)

Specified by:

getPrefixes in interface NamespaceContext

getParent

public NamespaceContext getParent()

Description copied from interface: ExtendedNamespaceContext

Returns a reference to the parent of this context.

Specified by:

getParent in interface ExtendedNamespaceContext

Returns:

The parent context, or null if this is a root context.

isPrefixDeclared

public boolean isPrefixDeclared(String prefix)

Description copied from interface: ExtendedNamespaceContext

Determines if the specified prefix is declared within this context, irrespective of any ancestor contexts.

Specified by:

isPrefixDeclared in interface ExtendedNamespaceContext

Parameters:

prefix - The prefix to check.

Returns:

true if the prefix is declared in this context, false otherwise.

getPrefixes

public Iterator getPrefixes()

Description copied from interface: ExtendedNamespaceContext

Returns an Iterator of all namespace prefixes in scope within this context, including those inherited from ancestor contexts.

Specified by:

getPrefixes in interface ExtendedNamespaceContext

Returns:

An Iterator of prefix Strings.

getDeclaredPrefixes

public Iterator getDeclaredPrefixes()

Description copied from interface: ExtendedNamespaceContext

Returns an Iterator of all namespace prefixes declared within this context, irrespective of any ancestor contexts.

Specified by:

getDeclaredPrefixes in interface ExtendedNamespaceContext

Returns:

An Iterator of prefix Strings.