1 /*
   2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.io.BufferedWriter;
  25 import java.io.File;
  26 import java.io.FileWriter;
  27 import java.io.PrintWriter;
  28 
  29 public class Hello {
  30 
  31     private static final String MSG = "jpackager test application";
  32     private static final int EXPECTED_NUM_OF_PARAMS = 3; // Starts at 1
  33 
  34     public static void main(String[] args) {
  35         String outputFile = "appOutput.txt";
  36         File file = new File(outputFile);
  37 
  38         try (PrintWriter out =
  39                 new PrintWriter(new BufferedWriter(new FileWriter(file)))) {
  40             System.out.println(MSG);
  41             out.println(MSG);
  42 
  43             System.out.println("args.length: " + args.length);
  44             out.println("args.length: " + args.length);
  45 
  46             for (String arg : args) {
  47                 System.out.println(arg);
  48                 out.println(arg);
  49             }
  50 
  51             for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) {
  52                 String value = System.getProperty("param" + index);
  53                 if (value != null) {
  54                     System.out.println("-Dparam" + index + "=" + value);
  55                     out.println("-Dparam" + index + "=" + value);
  56                 }
  57             }
  58         } catch (Exception ex) {
  59             System.err.println(ex.toString());
  60         }
  61     }
  62 
  63 }