/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
* This code is licensed under the GPL 2.0 license, availible at the root
* application directory.
*/
package org.geoserver.wfs.xml;
import javax.xml.namespace.NamespaceContext;
import javax.xml.namespace.QName;
import org.geoserver.catalog.Catalog;
import org.geoserver.catalog.NamespaceInfo;
import org.geotools.xml.InstanceComponent;
import org.geotools.xml.impl.DatatypeConverterImpl;
/**
* Overrides the base class parsing code so that prefix can be resolved
* to URI's using the GeoServer {@link Data} catalog as well
* @author Andrea Aime - TOPP
*/
public class XSQNameBinding extends org.geotools.xs.bindings.XSQNameBinding {
Catalog data;
public XSQNameBinding(NamespaceContext namespaceContext, Catalog data) {
super(namespaceContext);
this.data = data;
}
/**
* <!-- begin-user-doc -->
* This binding returns objects of type {@link QName}.
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(InstanceComponent instance, Object value)
throws Exception {
// QName qName = null;
// try {
// qName = DatatypeConverterImpl.getInstance()
// .parseQName((String) value, namespaceContext);
// }
// catch( Exception e ) {
// }
//
// if (qName != null) {
// return qName;
// }
if (value == null) {
return new QName(null);
}
String s = (String) value;
int i = s.indexOf(':');
if (i != -1) {
String prefix = s.substring(0, i);
String local = s.substring(i + 1);
//first match the prefix back to a uri, since the prefix might not match the one
// used by the catalog
String namespaceURI = namespaceContext.getNamespaceURI(prefix);
NamespaceInfo nsInfo = null;
if (namespaceURI != null) {
nsInfo = data.getNamespaceByURI(namespaceURI);
}
else {
//fall back to just looking up by prefix
nsInfo = data.getNamespaceByPrefix(prefix);
}
if (nsInfo != null) {
return new QName(nsInfo.getURI(), local, nsInfo.getPrefix());
}
return new QName(namespaceURI, local, prefix);
}
return new QName(null, s);
}
}