incomingbye.java

MSN客服自动化机器人

/*
 * Copyright 2004-2005 the original author or authors.
 *
 * 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.sf.jml.protocol.incoming;

import net.sf.jml.Email;
import net.sf.jml.MsnMessenger;
import net.sf.jml.MsnProtocol;
import net.sf.jml.MsnSwitchboard;
import net.sf.jml.impl.AbstractMessenger;
import net.sf.jml.impl.AbstractSwitchboard;
import net.sf.jml.impl.MsnContactImpl;
import net.sf.jml.protocol.MsnIncomingMessage;
import net.sf.jml.protocol.MsnSession;

/**
 * The notice that a friend leaves switchboard.
 * <p>
 * Supported Protocol: All
 * <p>
 * Syntax: BYE email( 1)
 * 
 * @author Roger Chen
 */
public class IncomingBYE extends MsnIncomingMessage {

    public IncomingBYE(MsnProtocol protocol) {
        super(protocol);
    }

    @Override
	protected boolean isSupportTransactionId() {
        return false;
    }

    public Email getEmail() {
        return Email.parseStr(getParam(0));
    }

    public boolean isCloseDueToIdleness() {
        return getParam(1) != null;
    }

    @Override
	protected void messageReceived(MsnSession session) {
        super.messageReceived(session);

        MsnSwitchboard switchboard = session.getSwitchboard();
        if (switchboard != null) {
            MsnMessenger messenger = session.getMessenger();
            MsnContactImpl contact = (MsnContactImpl) messenger
                    .getContactList().getContactByEmail(getEmail());
            if (contact == null) {
                contact = new MsnContactImpl(messenger.getContactList());
                contact.setEmail(getEmail());
            }

            ((AbstractSwitchboard) switchboard).removeContact(contact);
            ((AbstractMessenger) messenger).fireContactLeaveSwitchboard(
                    switchboard, contact);

            if (switchboard.getAllContacts().length == 0) {
                switchboard.close();
            }
        }

    }

}