org.apache.fop.fo.extensions.xmp.XMPContentHandlerFactory Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id: XMPContentHandlerFactory.java 1296526 2012-03-03 00:18:45Z gadams $ */
package org.apache.fop.fo.extensions.xmp;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
import org.apache.xmlgraphics.xmp.XMPConstants;
import org.apache.xmlgraphics.xmp.XMPHandler;
import org.apache.fop.util.ContentHandlerFactory;
/**
* ContentHandlerFactory for the XMP root element.
*/
public class XMPContentHandlerFactory implements ContentHandlerFactory {
private static final String[] NAMESPACES = new String[]
{XMPConstants.XMP_NAMESPACE, XMPConstants.RDF_NAMESPACE};
/** {@inheritDoc} */
public String[] getSupportedNamespaces() {
return NAMESPACES;
}
/** {@inheritDoc} */
public ContentHandler createContentHandler() throws SAXException {
return new FOPXMPHandler();
}
/**
* Local subclass of XMPHandler that implements ObjectSource for FOP integration.
*/
private class FOPXMPHandler extends XMPHandler implements ObjectSource {
private ObjectBuiltListener obListener;
public Object getObject() {
return getMetadata();
}
/** {@inheritDoc} */
public void setObjectBuiltListener(ObjectBuiltListener listener) {
this.obListener = listener;
}
/** {@inheritDoc} */
public void endDocument() throws SAXException {
if (obListener != null) {
obListener.notifyObjectBuilt(getObject());
}
}
}
}