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/**
* Copyright 2007-2015, Kaazing Corporation. All rights reserved.
*
* 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 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 Apache MINA Project
*/
public abstract class CommonEventFilter extends IoFilterAdapter {
public CommonEventFilter() {
// Do nothing
}
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));
}
}