http://blog.naver.com/xgraph/150081926471 참조
TCPsocketTest.zip
Server.java
package TCPtest;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
public class TCPserver implements Runnable {
public static final int ServerPort = 4545;
public static final String ServerIP = "192.168.0.123";
@Override
public void run() {
try{
System.out.println("S: Connecting...");
ServerSocket serverSocket = new ServerSocket(ServerPort);
while (true) {
Socket client = serverSocket.accept();
System.out.println("S: Receiving...");
try {
BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
String str = in.readLine();
System.out.println("S: Received: '" + str + "'");
PrintWriter out = new PrintWriter( new BufferedWriter( new OutputStreamWriter(client.getOutputStream())),true);
out.println("Server Received adfasdfa "+ str);
} catch(Exception e) {
System.out.println("S: Error");
e.printStackTrace();
} finally {
client.close();
System.out.println("S: Done.");
}
}
} catch (Exception e) {
System.out.println("S: Error");
e.printStackTrace();
}
}
public static void main(String[] args) {
Thread desktopServerThread = new Thread(new TCPserver());
desktopServerThread.start();
}
}
Client.java
package com.mnk.TCPsoketTest;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.InetAddress;
import java.net.Socket;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
public class TCPsoketTest extends Activity {
private String return_msg;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
final EditText et = (EditText)findViewById(R.id.EditText01);
Button btn = (Button)findViewById(R.id.Button01);
final TextView tv = (TextView)findViewById(R.id.TextView01);
btn.setOnClickListener(new OnClickListener(){
public void onClick(View v){
if(et.getText().toString() != null || !et.getText().toString().equals("")){
TCPclient tp = new TCPclient(et.getText().toString());
tp.run();
Toast t = Toast.makeText(getApplicationContext(), return_msg, Toast.LENGTH_LONG);
t.show();
tv.setText(return_msg);
}
}
});
}
private class TCPclient implements Runnable {
private static final String serverIP = "192.168.0.123";
private static final int serverPort = 4444;
private String msg;
public TCPclient(String _msg){
this.msg = _msg;
}
@Override
public void run() {
try {
InetAddress serverAddr = InetAddress.getByName(serverIP);
Log.d("TCP", "C: Connecting...");
Socket socket = new Socket(serverAddr, serverPort);
try {
Log.d("TCP", "C: Sending: '" + msg + "'");
PrintWriter out = new PrintWriter( new BufferedWriter( new OutputStreamWriter(socket.getOutputStream())),true);
out.println(msg);
Log.d("TCP", "C: Sent.");
Log.d("TCP", "C: Done.");
BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
return_msg = in.readLine();
Log.d("TCP", "C: Server send to me this message -->" + return_msg);
} catch(Exception e) {
Log.e("TCP", "C: Error1", e);
} finally {
socket.close();
}
} catch (Exception e) {
Log.e("TCP", "C: Error2", e);
}
}
}
}
main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/>
<TextView
android:id="@+id/TextView01"
android:layout_height="wrap_content"
android:layout_width="fill_parent"/>
<EditText
android:id="@+id/EditText01"
android:layout_height="wrap_content"
android:layout_width="fill_parent"/>
<Button
android:id="@+id/Button01"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Send"/>
</LinearLayout>
androidManifiest.xml
<uses-permission android:name="android.permission.INTERNET" />
http://blog.naver.com/xgraph/150081926471 참조