/*
* 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.common;
import org.apache.sshd.common.io.IoHandler;
import org.apache.sshd.common.io.IoSession;
import org.apache.sshd.common.session.AbstractSession;
import org.apache.sshd.common.util.Readable;
/**
* TODO Add javadoc
*
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
public abstract class AbstractSessionIoHandler implements IoHandler {
protected abstract AbstractSession createSession(IoSession ioSession) throws Exception;
public void sessionCreated(IoSession ioSession) throws Exception {
AbstractSession session = createSession(ioSession);
AbstractSession.attachSession(ioSession, session);
}
public void sessionClosed(IoSession ioSession) throws Exception {
AbstractSession.getSession(ioSession).close(true);
}
public void exceptionCaught(IoSession ioSession, Throwable cause) throws Exception {
AbstractSession session = AbstractSession.getSession(ioSession, true);
if (session != null) {
session.exceptionCaught(cause);
} else {
throw new IllegalStateException("No session available", cause);
}
}
public void messageReceived(IoSession ioSession, Readable message) throws Exception {
AbstractSession.getSession(ioSession).messageReceived(message);
}
}