/*=============================================================================*
* Copyright 2006 The Apache Software Foundation
*
* Licensed 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.muse.ws.notification.topics.impl;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.apache.muse.util.messages.Messages;
import org.apache.muse.util.messages.MessagesFactory;
import org.apache.muse.util.xml.XmlUtils;
import org.apache.muse.ws.notification.faults.InvalidTopicExpressionFault;
import org.apache.muse.ws.notification.topics.TopicNamespace;
import org.apache.muse.ws.notification.topics.TopicSet;
import org.apache.muse.ws.notification.topics.WstConstants;
import org.apache.muse.ws.resource.basefaults.BaseFault;
/**
*
* SimpleTopicSet is Muse's default implementation of the wst:TopicSet data
* structure defined in WS-Topics v1.3.
*
* @author Dan Jemiolo (danj)
*
*/
public class SimpleTopicSet implements TopicSet
{
//
// Used to lookup all exception messages
//
private static Messages _MESSAGES =
MessagesFactory.get(SimpleTopicSet.class);
private Map _topicSpacesByNS = new HashMap();
public synchronized final void addTopicNamespace(TopicNamespace topicSpace)
throws BaseFault
{
if (topicSpace == null)
throw new NullPointerException(_MESSAGES.get("NullTopicSpace"));
String namespace = topicSpace.getTargetNamespace();
if (_topicSpacesByNS.keySet().contains(namespace))
{
Object[] filler = { namespace };
throw new InvalidTopicExpressionFault(_MESSAGES.get("TopicSpaceNSExists", filler));
}
_topicSpacesByNS.put(namespace, topicSpace);
}
public synchronized final TopicNamespace getTopicNamespace(String namespace)
{
return (TopicNamespace)_topicSpacesByNS.get(namespace);
}
public synchronized final Collection getTopicNamespaceURIs()
{
return Collections.unmodifiableCollection(_topicSpacesByNS.keySet());
}
public synchronized final void removeTopicNamespace(String namespace)
{
if (namespace == null)
throw new NullPointerException(_MESSAGES.get("NullTargetNS"));
_topicSpacesByNS.remove(namespace);
}
public Element toXML()
{
return toXML(XmlUtils.EMPTY_DOC);
}
public Element toXML(Document doc)
{
Element root = XmlUtils.createElement(doc, WstConstants.TOPIC_SET_QNAME);
//
// FIXME: not implemented yet, but this property is not nillable
//
XmlUtils.setElementText(root, "Serialization of the wst:TopicSet property has not been implemented yet.");
return root;
}
}