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Copy pathAioAcceptHandler.java
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35 lines (30 loc) · 1.29 KB
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package IO.AIO.server;
import java.nio.ByteBuffer;
import java.nio.channels.AsynchronousSocketChannel;
import java.nio.channels.CompletionHandler;
/**
* 类说明：处理用户连接的处理器
*/
public class AioAcceptHandler
implements CompletionHandler<AsynchronousSocketChannel,
AioServerHandler> {
@Override
public void completed(AsynchronousSocketChannel channel,
AioServerHandler serverHandler) {
AioServer.clientCount++;
System.out.println("连接的客户端数：" + AioServer.clientCount);
//重新注册监听，让别的客户端也可以连接
serverHandler.channel.accept(serverHandler,this);
ByteBuffer readBuffer = ByteBuffer.allocate(1024);
//1)ByteBuffer dst：接收缓冲区，用于从异步Channel中读取数据包；
//2) A attachment：异步Channel携带的附件，通知回调的时候作为入参使用；
//3) CompletionHandler<Integer,? super A>：系统回调的业务handler，进行读操作
channel.read(readBuffer,readBuffer,
new AioReadHandler(channel));
}
@Override
public void failed(Throwable exc, AioServerHandler serverHandler) {
exc.printStackTrace();
serverHandler.latch.countDown();
}
}