/*
* Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package com.sun.org.apache.xerces.internal.util;
import java.util.Enumeration;
import java.util.Vector;
import javax.xml.namespace.NamespaceContext;
/**
* Writing a wrapper to re-use most of the namespace functionality
* already provided by NamespaceSupport, which implements NamespaceContext
* from XNI. It would be good if we can change the XNI NamespaceContext
* interface to implement the JAXP NamespaceContext interface.
*
* Note that NamespaceSupport assumes the use of symbols. Since this class
* can be exposed to the application, we must intern all Strings before
* calling NamespaceSupport methods.
*
* @author Neeraj Bajaj, Sun Microsystems, inc.
* @author Santiago.PericasGeertsen@sun.com
*
*/
public class NamespaceContextWrapper implements NamespaceContext {
private com.sun.org.apache.xerces.internal.xni.NamespaceContext fNamespaceContext;
public NamespaceContextWrapper(NamespaceSupport namespaceContext) {
fNamespaceContext = namespaceContext ;
}
public String getNamespaceURI(String prefix) {
if (prefix == null) {
throw new IllegalArgumentException("Prefix can't be null");
}
return fNamespaceContext.getURI(prefix.intern());
}
public String getPrefix(String namespaceURI) {
if (namespaceURI == null) {
throw new IllegalArgumentException("URI can't be null.");
}
return fNamespaceContext.getPrefix(namespaceURI.intern());
}
/**
* TODO: Namespace doesn't give information giving multiple prefixes for
* the same namespaceURI.
*/
public java.util.Iterator getPrefixes(String namespaceURI) {
if (namespaceURI == null) {
throw new IllegalArgumentException("URI can't be null.");
}
else {
Vector vector =
((NamespaceSupport) fNamespaceContext).getPrefixes(namespaceURI.intern());
return vector.iterator();
}
}
/**
* This method supports all functions in the NamespaceContext utility class
*/
public com.sun.org.apache.xerces.internal.xni.NamespaceContext getNamespaceContext() {
return fNamespaceContext;
}
}