socket网络编程(中文乱码问题)

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package Demo01;

import java.io.BufferedWriter;

import java.io.IOException;

import java.io.OutputStreamWriter;

import java.net.Socket;

public class Client   {

public static void main(String[] args) {

try {

Socket socket=new Socket("127.0.0.1",8810);

BufferedWriter bw=new BufferedWriter(new OutputStreamWriter(socket.getOutputStream(),"UTF-8"));

   String str="我是中国人!";

   bw.write(str);

   bw.close();

   socket.close();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

}

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package Demo01;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.net.ServerSocket;

import java.net.Socket;

public class Server   {

public static void main(String[] args) {

try {

ServerSocket socket=new ServerSocket(8810);

System.out.println("服务器已经启动.....请连接");

   Socket   socket2=socket.accept();

   BufferedReader br=new BufferedReader(new InputStreamReader(socket2.getInputStream(),"UTF-8"));

   int r;

   while((r=br.read())!=-1){

    System.out.print((char)r);

   }

   System.out.println();

   br.close();

   socket2.close();

   socket.close();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

}