org.voovan.network.messagesplitter.LineMessageSplitter Maven / Gradle / Ivy

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Voovan is a java framwork and it not depends on any third-party framework.

There is a newer version: 4.3.8

package org.voovan.network.messagesplitter;

import org.voovan.network.IoSession;
import org.voovan.network.MessageSplitter;

import java.nio.ByteBuffer;

/**
 * 按换行对消息分割
 * 
 * @author helyho
 *
 * Voovan Framework.
 * WebSite: https://github.com/helyho/Voovan
 * Licence: Apache v2 License
 */
public class LineMessageSplitter implements MessageSplitter {

	@Override
	public int canSplite(IoSession session,ByteBuffer byteBuffer) {
		byteBuffer.position(byteBuffer.limit()-1);
		byte lastByte = byteBuffer.get();
		byteBuffer.position(0);
		if(byteBuffer.limit() > 1 && lastByte == '\n'){
			return byteBuffer.limit();
		}
		return -1;
	}
	
}