qpp的客户端

package com.example.server;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;

import android.os.Bundle;
import android.os.Handler;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends Activity {

    private TextView text;
    private Button button;
    private EditText ed;
    private BufferedReader b;
    private Socket socket;
    private PrintWriter pw;
    private String s;

    Handler hand = new Handler() {
        public void handleMessage(android.os.Message msg) {
            // 获取服务器发送的东西
            String ss = (String) msg.obj;
            System.out.println(ss + "ssd的值");
            // 把服务器发送的东西显示在textview上
            text.setText(text.getText().toString() + "	
" + ss);

        };
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        text = (TextView) findViewById(R.id.text1);
        button = (Button) findViewById(R.id.button);
        ed = (EditText) findViewById(R.id.ed);
        // 开启线程
        new Thread() {
            public void run() {

                try {
                    // 创建对象要链接的服务器的ip端口
                    socket = new Socket("10.1.3.96", 8888);
                    // 读取文件并设置编码
                    BufferedReader bf = new BufferedReader(
                            new InputStreamReader(socket.getInputStream(),
                                    "gbk"));

                    while (true) {
                        // 读取到的值
                        String str = bf.readLine();
                        System.out.println(str);
                        // 线程
                        hand.sendMessage(hand.obtainMessage(1, str));
                    }

                } catch (UnknownHostException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            };
        }.start();
        // 点击按钮把输入框中的值发送出去
        button.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub

                s = ed.getText().toString();
                new Thread() {
                    public void run() {

                        try {
                            // 输出流
                            PrintWriter pw = new PrintWriter(socket
                                    .getOutputStream());
                            System.out.println("1");
                            // 把输入框中的值发送出去
                            pw.println(s);
                            pw.flush();
                        } catch (IOException e) {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        }

                    };
                }.start();

            }
        });
    }
}