/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2004-2008, 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.data.wfs.v1_0_0;
import java.net.URI;
import org.geotools.ows.ServiceException;
import org.geotools.xml.SchemaFactory;
import org.geotools.xml.XSIElementHandler;
import org.geotools.xml.XSISAXHandler;
import org.geotools.xml.filter.FilterSchema;
import org.geotools.xml.handlers.xsi.RootHandler;
import org.geotools.xml.schema.Schema;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* <p>
* DOCUMENT ME!
* </p>
*
* @author dzwiers
*
*
*
* @source $URL$
*/
public class WFSSchemaFactory extends SchemaFactory {
// HACK for setting up the static field to use.
protected WFSSchemaFactory() {
is = this;
}
protected XSISAXHandler getSAXHandler(URI uri) {
return new WFSXSISAXHandler(uri);
}
protected static class WFSXSISAXHandler extends XSISAXHandler {
/**
*
* @param uri
*/
public WFSXSISAXHandler(URI uri) {
super(uri);
rootHandler = new WFSRootHandler(uri);
}
}
protected static class WFSRootHandler extends RootHandler {
/**
* Comment for <code>serialVersionUID</code>
*/
private static final long serialVersionUID = "org.geotools.data.wfs.WFSSchemaFactory.WFSRootHandler".hashCode();
private ServiceExceptionReportHandler se = null;
/**
*
* @param uri
*/
public WFSRootHandler(URI uri) {
super(uri);
}
/**
*
* @see org.geotools.xml.XSIElementHandler#getHandler(java.lang.String, java.lang.String)
*/
public XSIElementHandler getHandler(String namespaceURI,
String localName){
XSIElementHandler r = null;
r = super.getHandler(namespaceURI, localName);
if (r != null) {
return r;
}
if ("ServiceExceptionReport".equalsIgnoreCase(localName)
&& FilterSchema.NAMESPACE.toString().equalsIgnoreCase(namespaceURI)) {
// FilterSchema.getInstance().getElements()[37]
// ServiceException
if (se == null) {
se = new ServiceExceptionReportHandler();
}
return se;
}
return null;
}
/**
*
* @see org.geotools.xml.handlers.xsi.RootHandler#getSchema()
*/
public Schema getSchema() throws SAXException {
if (se != null) {
if (se.getException() != null) {
throw se.getException();
}
}
return super.getSchema();
}
}
private static class ServiceExceptionReportHandler extends XSIElementHandler {
/**
* Comment for <code>serialVersionUID</code>
*/
private static final long serialVersionUID = "org.geotools.data.wfs.WFSSchemaFactory.ServiceExceptionReportHandler".hashCode();
private ServiceException exception;
private boolean inside = false;
/**
* @see org.geotools.xml.XSIElementHandler#getHandlerType()
*/
public int getHandlerType() {
return DEFAULT;
}
protected ServiceException getException() {
return exception;
}
/**
* @see org.geotools.xml.XSIElementHandler#endElement(java.lang.String,
* java.lang.String)
*/
public void endElement(String namespaceURI, String localName){
inside = false;
}
/**
* @see org.geotools.xml.XSIElementHandler#startElement(java.lang.String,
* java.lang.String, org.xml.sax.Attributes)
*/
public void startElement(String namespaceURI, String localName,
Attributes attr){
if ("ServiceException".equalsIgnoreCase(localName)) {
inside = true;
if (attr != null) {
String locator = attr.getValue("", "locator");
if (locator == null) {
locator = attr.getValue(namespaceURI, "locator");
}
String code = attr.getValue("", "code");
if (code == null) {
code = attr.getValue(namespaceURI, "code");
}
exception = new ServiceException("", code, locator);
}
}
}
/**
* @see org.geotools.xml.XSIElementHandler#characters(java.lang.String)
*/
public void characters(String text){
if (inside) {
exception = new ServiceException(text, exception.getCode(),
exception.getLocator());
}
}
/**
* @see org.geotools.xml.XSIElementHandler#getHandler(java.lang.String,
* java.lang.String)
*/
public XSIElementHandler getHandler(String namespaceURI,
String localName){
if ("ServiceException".equalsIgnoreCase(localName)
&& FilterSchema.NAMESPACE.toString().equalsIgnoreCase(namespaceURI)) {
return this;
}
return null;
}
/**
* @see org.geotools.xml.XSIElementHandler#getLocalName()
*/
public String getLocalName() {
// TODO Auto-generated method stub
return null;
}
/**
* @see org.geotools.xml.XSIElementHandler#hashCode()
*/
public int hashCode() {
// TODO Auto-generated method stub
return 0;
}
}
}