Created
September 6, 2019 00:43
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TCPServer.java
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import java.net.*; | |
import java.io.*; | |
public class TCPServer { | |
public static void main (String args[]) { | |
try{ | |
int serverPort = 7896; // the server port | |
ServerSocket listenSocket = new ServerSocket(serverPort); | |
while(true) { | |
Socket clientSocket = listenSocket.accept(); | |
Connection c = new Connection(clientSocket); | |
} | |
} catch(IOException e) {System.out.println("Listen socket:"+e.getMessage());} | |
} | |
} | |
class Connection extends Thread { | |
DataInputStream in; | |
DataOutputStream out; | |
Socket clientSocket; | |
public Connection (Socket aClientSocket) { | |
try { | |
clientSocket = aClientSocket; | |
in = new DataInputStream( clientSocket.getInputStream()); | |
out =new DataOutputStream( clientSocket.getOutputStream()); | |
this.start(); | |
} catch(IOException e) {System.out.println("Connection:"+e.getMessage());} | |
} | |
public void run(){ | |
try { // an echo server | |
String data = in.readUTF(); // read a line of data from the stream | |
out.writeUTF(data); | |
}catch (EOFException e){System.out.println("EOF:"+e.getMessage()); | |
} catch(IOException e) {System.out.println("readline:"+e.getMessage()); | |
} finally{ try {clientSocket.close();}catch (IOException e){/*close failed*/}} | |
} | |
} | |
//Code by Coulouris et al |
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