Android Client

ID:104287 · 发表于 2016-1-31 02:36

package com.socket.client;

import java.io.*;
import java.net.Socket;
import java.net.UnknownHostException;

import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.TextUtils;
import android.util.Xml.Encoding;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class main extends Activity implements OnClickListener{
/** Called when the activity is first created. */
//定义声明需要用到的UI元素
private EditText edtmsgcontent;
private Button btnSend;
private String ip="192.168.137.1";//服务器ip地址
private int port=9898;

private Socket socket=null;//socket
private BufferedWriter writer=null;

Handler handler=new Handler()
{

@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub

byte[] data=(byte[])msg.obj;//取书据
String str = new String(data);
         Toast.makeText(main.this,str,1).show();
super.handleMessage(msg);
}

};

@Override
public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      InitView();
   try
   {
      socket=new Socket(ip,port); //客户端分配socket套接字
writer=new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
   }
   catch(UnknownHostException e)
   {
   //e.printStackTrace();
   } catch (IOException e)
   {
      // e.printStackTrace();
   }

}
private void InitView()
{
//显示主界面
setContentView(R.layout.main);

//通过id获取ui元素对象
edtmsgcontent=(EditText)findViewById(R.id.msgcontent);
btnSend=(Button)findViewById(R.id.btnsend);

//为btnsend设置点击事件
btnSend.setOnClickListener(this);
}

public void onClick(View bt)
{
new Thread(new ReceivThunder()).start();    //step4:开线程
try
{

String msg=edtmsgcontent.getText().toString();
if(!TextUtils.isEmpty(msg))
SendMsg(ip,port,msg);
else
{
Toast.makeText(this,"请先输入要发送的内容", Toast.LENGTH_LONG);
edtmsgcontent.requestFocus();
}
}
   catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
     }
   }
public void SendMsg(String ip,int port,String msg) throws UnknownHostException, IOException
{
writer.write(msg);
writer.flush();
}

public class ReceivThunder implements Runnable//step1，多线程函数
{
@Override
public void run() {
// TODO Auto-generated method stub

char []ch=new char[10];

try {
BufferedReader reader=new BufferedReader(new InputStreamReader(socket.getInputStream()));

byte[] buffer = new byte[10];
        reader.read(ch);
        for(int i=0;i<10;i++)
        {
        buffer[i]=(byte)ch[i];
        }

        Message message=Message.obtain();//携带数据
message.obj=buffer;
handler.sendMessage(message);//发送到handler

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

}
}
}

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Android Client

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