/*
 * Jitsi, the OpenSource Java VoIP and Instant Messaging client.
 *
 * Copyright @ 2015 Atlassian Pty Ltd
 *
 * 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 net.java.sip.communicator.service.contactlist.event;

import net.java.sip.communicator.service.contactlist.*;

/**
 * Fired whenever a meta contact has been moved from one parent group to
 * another. The event contains the old and new parents as well as a reference to
 * the source contact.
 *
 * @author Emil Ivov
 */
public class MetaContactMovedEvent
    extends MetaContactPropertyChangeEvent
{
    /**
     * Serial version UID.
     */
    private static final long serialVersionUID = 0L;

    /**
     * Createas an instance of this <tt>MetaContactMovedEvent</tt> using the
     * specified arguments.
     * @param sourceContact a reference to the <tt>MetaContact</tt> that this
     * event is about.
     * @param oldParent a reference to the  <tt>MetaContactGroup</tt> that
     * contained <tt>sourceContact</tt> before it was moved.
     * @param newParent a refenrece to the <tt>MetaContactGroup</tt> that
     * contains <tt>sourceContact</tt> after it was moved.
     */
    public MetaContactMovedEvent(MetaContact sourceContact,
                                 MetaContactGroup oldParent,
                                 MetaContactGroup newParent)
    {
        super(sourceContact, META_CONTACT_MOVED, oldParent, newParent);
    }

    /**
     * Returns the old parent of this meta contact.
     * @return a reference to the <tt>MetaContactGroup</tt> that contained
     * the source meta contact before it was moved.
     */
    public MetaContactGroup getOldParent()
    {
        return (MetaContactGroup)getOldValue();
    }

    /**
     * Returns the new parent of this meta contact.
     * @return a reference to the <tt>MetaContactGroup</tt> that contains the
     * source meta contact after it was moved.
     */
    public MetaContactGroup getNewParent()
    {
        return (MetaContactGroup)getNewValue();
    }
}