org.apache.xml.utils

Class PrefixResolverDefault

public class PrefixResolverDefault extends Object implements PrefixResolver

This class implements a generic PrefixResolver that can be used to perform prefix-to-namespace lookup for the XPath object.

UNKNOWN: general

Constructor Summary
	PrefixResolverDefault(Node xpathExpressionContext) Construct a PrefixResolverDefault object.

Method Summary
String	getBaseIdentifier() Return the base identifier.
String	getNamespaceForPrefix(String prefix) Given a namespace, get the corrisponding prefix.
String	getNamespaceForPrefix(String prefix, Node namespaceContext) Given a namespace, get the corrisponding prefix.
boolean	handlesNullPrefixes()

Constructor Detail

PrefixResolverDefault

public PrefixResolverDefault(Node xpathExpressionContext)

Construct a PrefixResolverDefault object.

Parameters: xpathExpressionContext The context from which XPath expression prefixes will be resolved. Warning: This will not work correctly if xpathExpressionContext is an attribute node.

Method Detail

getBaseIdentifier

public String getBaseIdentifier()

Return the base identifier.

Returns: null

getNamespaceForPrefix

public String getNamespaceForPrefix(String prefix)

Given a namespace, get the corrisponding prefix. This assumes that the PrevixResolver hold's it's own namespace context, or is a namespace context itself.

Parameters: prefix Prefix to resolve.

Returns: Namespace that prefix resolves to, or null if prefix is not bound.

getNamespaceForPrefix

public String getNamespaceForPrefix(String prefix, Node namespaceContext)

Given a namespace, get the corrisponding prefix. Warning: This will not work correctly if namespaceContext is an attribute node.

Parameters: prefix Prefix to resolve. namespaceContext Node from which to start searching for a xmlns attribute that binds a prefix to a namespace.

Returns: Namespace that prefix resolves to, or null if prefix is not bound.

handlesNullPrefixes

public boolean handlesNullPrefixes()