我现在一个servlet中有调用socket访问，作为socket的客户端，发现并发一上来，就报java.net.SocketException: Connection reset
现在想把传统的socket ，client改成 NIO模式，发现服务端不能正常接收，不知道为啥？难道服务端要支持NIO？？
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I have found the reason, it is mainly caused by a line of code in the client.
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I have found the reason, it is mainly caused by a line of code in the client.