/*
* 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.
*/
/**
* Project : MapleFetion2
* Package : net.solosky.maplefetion.net.mina
* File : MinaTransfer.java
* Author : solosky < solosky772@qq.com >
* Created : 2010-6-19
* License : Apache License 2.0
*/
package net.solosky.maplefetion.net.mina;
import net.solosky.maplefetion.FetionException;
import net.solosky.maplefetion.client.SystemException;
import net.solosky.maplefetion.net.AbstractTransfer;
import net.solosky.maplefetion.net.TransferException;
import net.solosky.maplefetion.net.buffer.MinaBufferReader;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.session.IoSession;
/**
*
* Mina传输模式
*
*
* @author solosky <solosky772@qq.com>
*
*/
public class MinaTransfer extends AbstractTransfer
{
/**
* IoSession
*/
private IoSession session;
/**
* 是否是用户主动关闭了连接
*/
private volatile boolean isUserClosed;
/**
* 以一个IoSession构建传输对象
* @param session
*/
public MinaTransfer(IoSession session)
{
this.session = session;
this.isUserClosed = false;
}
/* (non-Javadoc)
* @see net.solosky.maplefetion.net.AbstractTransfer#sendBytes(byte[], int, int)
*/
@Override
protected synchronized void sendBytes(byte[] buff, int offset, int len)
throws TransferException
{
this.session.write(IoBuffer.wrap(buff, offset, len));
}
/**
* @return the session
*/
public IoSession getSession()
{
return session;
}
/**
* 接受到数据了
* @param tmpBuffer
*/
public void bufferReceived(IoBuffer tmpBuffer)
{
try {
this.processIncoming(new MinaBufferReader(tmpBuffer));
} catch (FetionException e) {
this.raiseException(e);
}catch(Throwable t) {
this.raiseException(new SystemException(t, new String(tmpBuffer.array())));
}
}
/**
* 有错误发生
*/
public void handleException(Throwable throwable)
{
this.raiseException(new TransferException(throwable));
}
/**
* 服务关闭了连接
*/
public void connectionClosed()
{
if(!this.isUserClosed)
this.raiseException(new TransferException("Server closed connection.."));
}
/* (non-Javadoc)
* @see net.solosky.maplefetion.net.AbstractTransfer#stopTransfer()
*/
@Override
public void stopTransfer() throws TransferException
{
this.isUserClosed = true;
this.session.close(true);
}
}