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Echo server
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import java.io.BufferedReader; | |
import java.io.*; | |
import java.net.*; | |
class Handler implements Runnable { | |
private Socket client; | |
public Handler (Socket c) { | |
client = c; | |
} | |
public void run() { | |
try { | |
BufferedReader reader = new BufferedReader(new InputStreamReader(client.getInputStream())); | |
PrintWriter writer = new PrintWriter(client.getOutputStream(), true); | |
writer.println("Hello!"); | |
while (true) { | |
String line = reader.readLine(); | |
if (line.equals("bye")) { | |
writer.println("bye! <3"); | |
break; | |
} | |
writer.println(line); | |
} | |
} | |
catch (Exception e) { | |
System.err.println(e.getMessage()); | |
} | |
finally { | |
try { | |
client.close(); | |
} | |
catch (Exception e){ | |
System.out.println(e.getMessage()); | |
} | |
} | |
} | |
} |
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import java.net.Socket; | |
import java.net.ServerSocket; | |
import java.io.IOException; | |
import java.lang.Thread; | |
public class Server { | |
public static void main(String[] args) { | |
Server.server(); | |
} | |
public static void server() { | |
try { | |
ServerSocket server = new ServerSocket(9090); | |
while (true) { | |
Socket client = server.accept(); | |
Handler h = new Handler(client); | |
Thread t = new Thread(h); | |
t.start(); | |
} | |
} catch (Exception err) { | |
System.out.println(err.getMessage()); | |
} | |
} | |
} |
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