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/*
* 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.
*/
package org.apache.tuscany.sca.binding.notification.encoding;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
/**
* @version $Rev$ $Date$
*/
public class DefaultEncodingRegistry implements EncodingRegistry {
private final Map<Class<? extends EncodingObject>, EnDeCoder> encoderRegistry =
new ConcurrentHashMap<Class<? extends EncodingObject>, EnDeCoder>();
private final Map<QName, EnDeCoder> decoderRegistry = new ConcurrentHashMap<QName, EnDeCoder>();
public DefaultEncodingRegistry() {
}
public <E extends EncodingObject> void registerEnDeCoder(Class<E> encodingClass, QName qname, EnDeCoder<E> enDeCoder) {
encoderRegistry.put(encodingClass, enDeCoder);
decoderRegistry.put(qname, enDeCoder);
}
public <E extends EncodingObject> void unregisterEnDeCoder(Class<E> encodingClass, QName qname) {
encoderRegistry.remove(encodingClass);
decoderRegistry.remove(qname);
}
@SuppressWarnings("unchecked")
public void encode(EncodingObject encodingObject, XMLStreamWriter writer) throws EncodingException {
EnDeCoder encoder = encoderRegistry.get(encodingObject.getClass());
if (encoder == null) {
throw new EncodingException("No encoder defined for " + encodingObject.getClass());
}
encoder.encode(encodingObject, writer);
}
public EncodingObject decode(XMLStreamReader reader) throws EncodingException {
QName qname = reader.getName();
EnDeCoder decoder = decoderRegistry.get(qname);
if (decoder == null) {
throw new EncodingException("No decoder defined for " + qname);
}
return decoder.decode(reader);
}
public void stop() {
encoderRegistry.clear();
decoderRegistry.clear();
}
}
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