/*
* 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.mina.example.chat.client;
import java.net.SocketAddress;
import javax.net.ssl.SSLContext;
import org.apache.mina.common.ConnectFuture;
import org.apache.mina.common.IoHandler;
import org.apache.mina.common.IoSession;
import org.apache.mina.example.echoserver.ssl.BogusSSLContextFactory;
import org.apache.mina.filter.SSLFilter;
import org.apache.mina.transport.socket.nio.SocketConnector;
import org.apache.mina.transport.socket.nio.SocketConnectorConfig;
/**
* A simple chat client for a given user.
*
* @author The Apache Directory Project (mina-dev@directory.apache.org)
* @version $Rev$, $Date$
*/
public class ChatClientSupport
{
private final IoHandler handler;
private final String name;
private IoSession session;
public ChatClientSupport( String name, IoHandler handler )
{
if( name == null )
{
throw new IllegalArgumentException( "Name can not be null" );
}
this.name = name;
this.handler = handler;
}
public boolean connect( SocketConnector connector, SocketAddress address, boolean useSsl )
{
if( session != null && session.isConnected() )
{
throw new IllegalStateException( "Already connected. Disconnect first." );
}
try
{
SocketConnectorConfig config = new SocketConnectorConfig();
if( useSsl )
{
SSLContext sslContext = BogusSSLContextFactory.getInstance( false );
SSLFilter sslFilter = new SSLFilter( sslContext );
sslFilter.setUseClientMode( true );
config.getFilterChain().addLast( "sslFilter", sslFilter );
}
ConnectFuture future1 = connector.connect( address, handler, config );
future1.join();
if( ! future1.isConnected() )
{
return false;
}
session = future1.getSession();
return true;
}
catch ( Exception e)
{
return false;
}
}
public void login()
{
session.write( "LOGIN " + name );
}
public void broadcast( String message )
{
session.write( "BROADCAST " + message );
}
public void quit()
{
if( session != null )
{
if( session.isConnected() )
{
session.write( "QUIT" );
// Wait until the chat ends.
session.getCloseFuture().join();
}
session.close();
}
}
}