SessionFactory.java

/*
 * 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.sshd.client;

import org.apache.mina.core.session.IoSession;
import org.apache.sshd.SshClient;
import org.apache.sshd.client.session.ClientSessionImpl;
import org.apache.sshd.common.AbstractSessionIoHandler;
import org.apache.sshd.common.session.AbstractSession;
import org.apache.sshd.ClientSession;
import org.apache.sshd.common.util.SshListener;

import java.util.ArrayList;
import java.util.List;

/**
 * A factory of client sessions.
 * This class can be used as a way to customize the creation of client sessions.
 *
 * @see SshClient#setSessionFactory(SessionFactory)
 *
 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
 */
public class SessionFactory extends AbstractSessionIoHandler {

    protected SshClient client;
    private List<ClientSession> sessions = new ArrayList<ClientSession>();
    private SshListener listener=null;

    public void setClient(SshClient client) {
        this.client = client;
    }

    protected AbstractSession createSession(IoSession ioSession) throws Exception {
		ClientSessionImpl session = new ClientSessionImpl(client, ioSession);

		if (client.getPumpingMethod() == PumpingMethod.PARENT
				|| client.getPumpingMethod() == PumpingMethod.SELF)
			session.setPumpingMethod(PumpingMethod.PARENT);
        session.setPumpingListener(listener);
		
		synchronized (sessions) {
			sessions.add(session);
		}
		return session;
    }

	public List<ClientSession> getSessions() {
		return sessions;
	}

	@Override
	public void sessionClosed(IoSession ioSession) throws Exception {
		synchronized (sessions) {
			sessions.remove(AbstractSession.getSession(ioSession, false));
		}
		super.sessionClosed(ioSession);
	}

    public void setPumpListener(SshListener listener)
    {
        this.listener = listener;
    }
}