안드로이드 서버 클라이언트 구현했는데 책보고따라했습니다.
근데 이게 클라이언트에서도 종료하면 소켓이끝나고
서버도 소켓이 끝나버리는데
어플켤때마다 계속 연결하게끔하려면 어케하나염..
서버는 계속 떠있고 안드로이드 클라이언트를 언제든지 실행될때마다 연결하게끔하려면...
서버 소스입니다.
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
public class Server {
public static void main(String[] args) throws IOException {
ServerSocket serverSocket = null;
Socket clientSocket = null;
PrintWriter out = null;
BufferedReader in = null;
serverSocket = new ServerSocket(1234);
try{
clientSocket = serverSocket.accept();
System.out.println("클라이언트연결");
out = new PrintWriter(clientSocket.getOutputStream(),true);
in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
while(true){
String inputLine =null;
inputLine = in.readLine();
System.out.println("클라이언트로부터받은 문자열"+inputLine);
out.println(inputLine);
if(inputLine.equals("quit"))
break;
if(inputLine == null)
continue;
}
System.out.println("서버 죽음");
out.close();
in.close();
clientSocket.close();
serverSocket.close();
}catch(Exception e)
{
e.printStackTrace();
}
}
}
클라이언트 소스입니다.
package com.example.camb;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.StrictMode;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
public class MainActivity extends Activity {
private Socket socket;
BufferedReader socket_in;
PrintWriter socket_out;
String data;
EditText et;
TextView text;
private String ip = "175.205.11.111"; // IP
private int port = 1234; // PORT번호
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
accept_ser();
}
@Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
accept_ser();
}
public void accept_ser(){
text = (TextView) findViewById(R.id.textView1);
StrictMode.enableDefaults();
try {
socket = new Socket("175.205.11.111", 1234);
socket_out = new PrintWriter(socket.getOutputStream(), true);
socket_in = new BufferedReader(new InputStreamReader(
socket.getInputStream()));
} catch (IOException e) {
e.printStackTrace();
}
Thread worker = new Thread() {
public void run() {
try {
while (true) {
data = socket_in.readLine();
text.post(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
text.setText(data);
}
});
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
};
worker.start();
}
// @Override
// protected void onStop() {
// // TODO Auto-generated method stub
// super.onStop();
// try {
// socket.close();
// } catch (Exception e) {
// // TODO: handle exception
// }
//
// }
public void mainpage_click(View v) {
EditText et = (EditText) findViewById(R.id.editText1);
switch (v.getId()) {
case R.id.collegebtn:
Intent intent = new Intent(MainActivity.this, College_info.class);
startActivity(intent);
break;
case R.id.noticebtn:
Intent intent2 = new Intent(MainActivity.this, Notice.class);
startActivity(intent2);
break;
case R.id.communitybtn:
String data = et.getText().toString();
if (data != null) {
socket_out.println(data);
}
break;
}
}
}
