/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package org.geotools.gml3.v3_2;
import java.io.IOException;
import org.eclipse.xsd.XSDSchema;
import org.eclipse.xsd.util.XSDSchemaLocationResolver;
import org.geotools.xml.SchemaLocationResolver;
import org.geotools.xml.XSD;
/**
* This is a base class which hacks around the circular dependency
* in the gml 3.2 schema.
*
* @author Justin Deoliveira, OpenGEO
*
*
* @source $URL$
*/
public abstract class StubbedGMLXSD extends XSD {
protected static void loadSchema( XSD _this ) {
try {
_this.getSchema();
}
catch (IOException e) {
throw new RuntimeException( e );
}
}
@Override
public SchemaLocationResolver createSchemaLocationResolver() {
if ( schema == null ) {
return new GMLStubSchemaLocationResolver(super.createSchemaLocationResolver(),this);
}
else {
return super.createSchemaLocationResolver();
}
}
private static class GMLStubSchemaLocationResolver extends SchemaLocationResolver {
XSDSchemaLocationResolver resolver;
public GMLStubSchemaLocationResolver( XSDSchemaLocationResolver resolver, XSD xsd ) {
super( xsd );
this.resolver = resolver;
}
@Override
public boolean canHandle(XSDSchema schema, String uri, String location) {
return GML.NAMESPACE.equals( uri ) || super.canHandle(schema, uri, location);
}
public String resolveSchemaLocation(XSDSchema xsdSchema,
String namespaceURI, String schemaLocationURI) {
if ( GML.NAMESPACE.equals( namespaceURI ) ) {
return "";
}
else {
return resolver.resolveSchemaLocation(xsdSchema, namespaceURI, schemaLocationURI);
}
}
}
}