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  1. import java.net.*;
  2. import java.io.*;
  3. import java.util.*;
  4.  
  5. public class FileServer {
  6.    private static String outputFile;
  7.    public FileServer() {
  8.       try {
  9.          ServerSocket server = new ServerSocket(8888);
  10.          System.out.println("Server created.");
  11.          System.out.println("Waiting for client to connect…");
  12.  
  13.          Socket socket = server.accept();
  14.          System.out.println("Connected from Client " + socket.getInetAddress().getHostAddress());
  15.  
  16.          DataInputStream inputStream = new DataInputStream(socket.getInputStream());
  17.          FileOutputStream fileOutputStream = new FileOutputStream(outputFile);
  18.          int input = 0;
  19.          while(input != -1) {
  20.             input = inputStream.readInt();
  21.             fileOutputStream.write(input);
  22.  
  23.          }
  24.          System.out.println("Transfer successfully!");
  25.       }
  26.       catch(IOException ioException) {
  27.          ioException.printStackTrace();
  28.          System.exit(1);
  29.  
  30.       }
  31.    }
  32.    public static void main(String args[]) {
  33.       if(args.length < 1) {
  34.          System.out.println("USAGE: java FileServer [filename]");
  35.          System.exit(1);
  36.       }
  37.       outputFile = args[0];
  38.       new FileServer();
  39.    }
  40. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:5: error: class FileServer is public, should be declared in a file named FileServer.java
public class FileServer {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/OmpTun
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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