51 lines
1.5 KiB
Java
51 lines
1.5 KiB
Java
// network/SimpleServer.java
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// (c)2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// Very simple server that just
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// echoes whatever the client sends.
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// {ValidateByHand}
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import java.io.*;
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import java.net.*;
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public class SimpleServer {
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// Choose a port outside of the range 1-1024:
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public static final int PORT = 8080;
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public static void main(String[] args)
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throws IOException {
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ServerSocket s = new ServerSocket(PORT);
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System.out.println("Started: " + s);
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try {
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// Blocks until a connection occurs:
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Socket socket = s.accept();
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try {
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System.out.println(
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"Connection accepted: "+ socket);
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BufferedReader in =
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new BufferedReader(
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new InputStreamReader(
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socket.getInputStream()));
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// Output is automatically flushed
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// by PrintWriter:
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PrintWriter out =
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new PrintWriter(
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new BufferedWriter(
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new OutputStreamWriter(
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socket.getOutputStream())),true);
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while (true) {
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String str = in.readLine();
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if(str.equals("END")) break;
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System.out.println("Echoing: " + str);
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out.println(str);
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}
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// Always close the two sockets...
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} finally {
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System.out.println("closing...");
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socket.close();
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}
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} finally {
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s.close();
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}
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}
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}
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