/*
* (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public License
* (LGPL) version 2.1 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
*
* 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.
*
* Contributors:
* Nuxeo - initial API and implementation
* $Id$
*/
package org.nuxeo.runtime.services.event;
/**
* @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
*
*/
public class Event {
private final String topic;
private final String id;
private final Object source;
private final Object data;
public Event(String topic, String id, Object source, Object data) {
this.topic = topic == null ? "" : topic.intern();
this.id = id;
this.source = source;
this.data = data;
}
public String getTopic() {
return topic;
}
public String getId() {
return id;
}
public Object getSource() {
return source;
}
public Object getData() {
return data;
}
@Override
public String toString() {
return topic + '/' + id + " [" + data + ']';
}
}