/*
* 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.felix.ipojo.handlers.event.publisher;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import org.apache.felix.ipojo.Handler;
import org.apache.felix.ipojo.architecture.HandlerDescription;
import org.apache.felix.ipojo.metadata.Attribute;
import org.apache.felix.ipojo.metadata.Element;
/**
* Handler Description for Event Admin Publisher.
*
* @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
*/
public class EventAdminPublisherHandlerDescription extends HandlerDescription {
/**
* The list of publishers.
*/
List/*<PublisherDescription>*/ m_publishersDescriptions;
// FIXME : Add listener interface for
// : onServiceArrival, onServiceDeparture, onServiceBound, onServiceUnbound
// : methods.
/**
* Creates the {@link EventAdminPublisherHandlerDescription}.
* @param handler the handler
* @param publishers the list of publishers
*/
public EventAdminPublisherHandlerDescription(Handler handler, Collection/*<Publisher>*/ publishers) {
super(handler);
m_publishersDescriptions = new ArrayList/*<PublisherDescription>*/();
if (publishers != null) {
Iterator iterator = publishers.iterator();
while (iterator.hasNext()){
Publisher p = (Publisher) iterator.next();
m_publishersDescriptions.add(new PublisherDescription(p));
}
}
}
/**
* Gets the publisher descriptions.
* @return the descriptions.
*/
public PublisherDescription[] getPublisherDescriptions() {
return (PublisherDescription[])
m_publishersDescriptions.toArray(new PublisherDescription[m_publishersDescriptions.size()]);
}
/**
* Gets the handler description.
* @see org.apache.felix.ipojo.architecture.HandlerDescription#getHandlerInfo()
*/
public Element getHandlerInfo() {
Element root = super.getHandlerInfo();
for (int i = 0; i < m_publishersDescriptions.size(); i++) {
PublisherDescription p = (PublisherDescription) m_publishersDescriptions.get(i);
Element publisher = new Element("Publisher", "");
publisher.addAttribute(new Attribute("name", p.getName()));
publisher.addAttribute(new Attribute("synchronous", String.valueOf(p.isSynchronous())));
publisher.addAttribute(new Attribute("data_key", p.getDataKey()));
Element topics = new Element("Topics", "");
if (p.getTopics() != null) {
for (int j = 0; j < p.getTopics().length; j++) {
String topic = p.getTopics()[j];
Element e_topic = new Element("topic","");
topics.addElement(e_topic);
e_topic.addAttribute(new Attribute("name",topic));
}
}
publisher.addElement(topics);
root.addElement(publisher);
}
return root;
}
}