/*
* 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.filter.util;
import org.apache.mina.core.filterchain.IoFilterAdapter;
import org.apache.mina.core.filterchain.IoFilterEvent;
import org.apache.mina.core.session.IdleStatus;
import org.apache.mina.core.session.IoEventType;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.core.write.WriteRequest;
/**
* Extend this class when you want to create a filter that
* wraps the same logic around all 9 IoEvents
*
* @author The Apache MINA Project (dev@mina.apache.org)
* @version $Rev:$, $Date:$
*/
public abstract class CommonEventFilter extends IoFilterAdapter {
public CommonEventFilter() {
}
protected abstract void filter(IoFilterEvent event) throws Exception;
@Override
public final void sessionCreated(NextFilter nextFilter, IoSession session) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_CREATED, session, null));
}
@Override
public final void sessionOpened(NextFilter nextFilter, IoSession session) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_OPENED, session, null));
}
@Override
public final void sessionClosed(NextFilter nextFilter, IoSession session) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_CLOSED, session, null));
}
@Override
public final void sessionIdle(NextFilter nextFilter, IoSession session, IdleStatus status) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_IDLE, session, status));
}
@Override
public final void exceptionCaught(NextFilter nextFilter, IoSession session, Throwable cause) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.EXCEPTION_CAUGHT, session, cause));
}
@Override
public final void messageReceived(NextFilter nextFilter, IoSession session, Object message) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.MESSAGE_RECEIVED, session, message));
}
@Override
public final void messageSent(NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.MESSAGE_SENT, session, writeRequest));
}
@Override
public final void filterWrite(NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.WRITE, session, writeRequest));
}
@Override
public final void filterClose(NextFilter nextFilter, IoSession session) throws Exception {
filter(new IoFilterEvent(nextFilter, IoEventType.CLOSE, session, null));
}
}