diff options
| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java | |
| download | Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.gz Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.bz2 | |
Diffstat (limited to 'Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java')
| -rw-r--r-- | Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java b/Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java new file mode 100644 index 0000000..d0d93e0 --- /dev/null +++ b/Master/Reference Architectures and Patterns/hjp5/examples/EchoServer.java @@ -0,0 +1,56 @@ +/* EchoServer.java */
+
+import java.net.*;
+import java.io.*;
+
+public class EchoServer
+{
+ public static void main(String[] args)
+ {
+ int cnt = 0;
+ try {
+ System.out.println("Warte auf Verbindungen auf Port 7...");
+ ServerSocket echod = new ServerSocket(7);
+ while (true) {
+ Socket socket = echod.accept();
+ (new EchoClientThread(++cnt, socket)).start();
+ }
+ } catch (IOException e) {
+ System.err.println(e.toString());
+ System.exit(1);
+ }
+ }
+}
+
+class EchoClientThread
+extends Thread
+{
+ private int name;
+ private Socket socket;
+
+ public EchoClientThread(int name, Socket socket)
+ {
+ this.name = name;
+ this.socket = socket;
+ }
+
+ public void run()
+ {
+ String msg = "EchoServer: Verbindung " + name;
+ System.out.println(msg + " hergestellt");
+ try {
+ InputStream in = socket.getInputStream();
+ OutputStream out = socket.getOutputStream();
+ out.write((msg + "\r\n").getBytes());
+ int c;
+ while ((c = in.read()) != -1) {
+ out.write((char)c);
+ System.out.print((char)c);
+ }
+ System.out.println("Verbindung " + name + " wird beendet");
+ socket.close();
+ } catch (IOException e) {
+ System.err.println(e.toString());
+ }
+ }
+}
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