package?com.minaqq.charset;

import?java.nio.ByteOrder;
import?java.nio.charset.Charset;

import?org.apache.mina.core.buffer.IoBuffer;
import?org.apache.mina.core.session.IoSession;
import?org.apache.mina.filter.codec.CumulativeProtocolDecoder;
import?org.apache.mina.filter.codec.ProtocolDecoderOutput;

import?com.minaqq.domain.MsgPack;
/**
?*?@see?協議解碼
?*?@author?Herman.Xiong
?*?@date?2014年6月11日?16:47:24
?*/
public?class?MsgProtocolDecoder?extends?CumulativeProtocolDecoder??{??
????private?Charset?charset=null;??
??
????public?MsgProtocolDecoder（）?{??
????????this（Charset.defaultCharset（））;??
????}??
????
????public?MsgProtocolDecoder（Charset?charset）?{??
????????this.charset?=?charset;??
????}
????
	/*public?void?decode1（IoSession?is?IoBuffer?buf?ProtocolDecoderOutput?out）
			throws?Exception?{
		buf.order（ByteOrder.LITTLE_ENDIAN）;
		MsgPack?mp=new?MsgPack（）;
		//獲取消息的內容長度
		mp.setMsgLength（buf.getInt（））;
		//獲取消息的功能函數
		mp.setMsgMethod（buf.getInt（））;
		byte[]?msg=new?byte[mp.getMsgLength（）];
		buf.get（msg）;
		mp.setMsgPack（new?String（msgcharset））;
		buf.flip（）;
		out.write（mp）;
	}
	*/
	public?void?dispose（IoSession?arg0）?throws?Exception?{
		
	}
	
	public?void?finishDecode（IoSession?arg0?ProtocolDecoderOutput?arg1）
			throws?Exception?{
		
	}



	protected?boolean?doDecode（IoSession?session?IoBuffer?ioBuffer?ProtocolDecoderOutput?out）?throws?Exception?{
		ioBuffer.order（ByteOrder.LITTLE_ENDIAN）;?
		//接收到的數據一點一點的存進緩沖區，
		//ioBuffer.capacity的容量是根據接收的數據自動增長的
		MsgPack?mp?=?（MsgPack）?session.getAttribute（“nac-msg-pack“）;?//?從session對象中獲取“xhs-upload”屬性值?
		//System.out.println（“**********doDecode1*****“+ioBuffer.toString（））;
		//System.out.println（“1*****************“+ioBuffer.remaining（）+“**“+ioBuffer.capacity（））;
		if（null==mp）{
			
			?if?（ioBuffer.remaining（）?>=?8）?{
				?//取消息體長度
				?int?msgLength?=?ioBuffer.getInt（）;?
				?int?msgMethod?=?ioBuffer.getInt（）;
				?mp=new?MsgPack（）;
				?mp.setMsgLength（msgLength）;
				?mp.setMsgMethod（msgMethod）;
				//?System.out.println（“2*****************“+ioBuffer.remaining（）+“***“+mp.getMsgLength（））;
				?session.setAttribute（“nac-msg-pack“mp）;
				?return?true;
			?}
			?//System.out.println（“aaaaaaaaaaaa“）;
			?return?false;
		}
		//當緩沖區除去前八個字節剩余的字節大于或等于本條消息的長度時就取出否則就反復回調此方法，直到長度夠解碼
	????//如果本次解碼成功，就自動清空本消息占得緩存
		//當你認為讀取到的數據已經夠本次消息解碼了，也就是夠本次消息的長度，那么就返回true，否則就返回false
		if（ioBuffer.remaining（）>=mp.getMsgLength（））{
			//System.out.println（“3*****************“+ioBuffer.remaining（）+“***“+mp.getMsgLength（））;
			byte?[]?msgPack=new?byte[mp.getMsgLength（）];
			//從緩沖區讀取mp.getMsgLength（）個字節的數據填充進數組?
			ioBuffer.get（msgPack）;
			mp.setMsgPack（new?String（msgPackcharset））;
			//System.out.println（“**********doDecode3*****“+mp.toString（））;
			session.removeAttribute（“nac-msg-pack“）;
			out.write（mp）;
			return?true;
		}
		?//System.out.println（“aaaaaaaaaaaa1“）;
		return?false;
	}???

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2139??2014-06-09?16:20??MINA2\.classpath

?????文件????????383??2013-11-26?10:56??MINA2\.project

?????文件?????????88??2014-06-09?11:42??MINA2\.settings\org.eclipse.core.resources.prefs

?????文件????????629??2013-11-26?10:56??MINA2\.settings\org.eclipse.jdt.core.prefs

?????文件???????2689??2015-05-31?12:58??MINA2\bin\com\minaqq\charset\MsgProtocolDecoder.class

?????文件???????2117??2015-05-31?12:58??MINA2\bin\com\minaqq\charset\MsgProtocolEncoder.class

?????文件???????2914??2015-05-31?12:58??MINA2\bin\com\minaqq\client\ClientMsgProtocol.class

?????文件???????1957??2015-05-31?12:58??MINA2\bin\com\minaqq\client\TimeClientHandler.class

?????文件???????1539??2015-05-31?12:58??MINA2\bin\com\minaqq\domain\MsgPack.class

?????文件???????1198??2015-05-31?12:58??MINA2\bin\com\minaqq\protocol\MsgProtocol.class

?????文件???????1866??2015-05-31?12:58??MINA2\bin\com\minaqq\server\KeepAliveMessageFactoryImpl.class

?????文件???????1763??2015-05-31?12:58??MINA2\bin\com\minaqq\server\KeepAliveRequestTimeoutHandlerImpl$1.class

?????文件???????1586??2015-05-31?12:58??MINA2\bin\com\minaqq\server\KeepAliveRequestTimeoutHandlerImpl.class

?????文件???????1618??2015-05-31?12:58??MINA2\bin\com\minaqq\server\ServerMessageHandler$1.class

?????文件???????3305??2015-05-31?12:58??MINA2\bin\com\minaqq\server\ServerMessageHandler.class

?????文件???????3622??2015-05-31?12:58??MINA2\bin\com\minaqq\server\ServerMsgProtocol.class

?????文件????????864??2015-05-31?12:58??MINA2\bin\com\minaqq\test\MsgClientTest.class

?????文件????????889??2015-05-31?12:58??MINA2\bin\com\minaqq\test\MsgServerTest.class

?????文件???????1528??2015-05-31?12:58??MINA2\bin\com\minaqq\utils\xmlUtils.class

?????文件???????1478??2015-05-31?12:58??MINA2\bin\com\minaqq\worker\ClientSendMsgThread.class

?????文件???????2362??2015-05-31?12:58??MINA2\bin\com\minaqq\worker\ServerSendMsgThread.class

?????文件???????2429??2013-12-05?16:28??MINA2\bin\log4j.properties

?????文件?????284220??2014-06-09?11:57??MINA2\lib\commons-lang-2.6.jar

?????文件??????31605??2014-06-09?11:57??MINA2\lib\commons-logging-1.0.3.jar

?????文件?????614203??2014-06-09?11:57??MINA2\lib\javassist-3.11.0.GA.jar

?????文件?????544021??2014-06-09?11:57??MINA2\lib\javassist-3.7.ga.jar

?????文件??????17289??2014-06-09?11:57??MINA2\lib\jcl-over-slf4j-1.6.6.jar

?????文件??????69578??2014-06-09?11:57??MINA2\lib\jzlib-1.1.1.jar

?????文件?????644783??2014-06-09?11:56??MINA2\lib\mina-core-2.0.7.jar

?????文件?????142581??2014-06-09?11:56??MINA2\lib\mina-example-2.0.7.jar

............此處省略62個文件信息