1 /*
   2  * Copyright (c) 2018, 2019, 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 import java.awt.Desktop;
  29 import java.awt.desktop.OpenFilesEvent;
  30 import java.awt.desktop.OpenFilesHandler;
  31 import java.util.List;
  32 
  33 public class Hello implements OpenFilesHandler {
  34 
  35     private static final String MSG = "jpackage test application";
  36     private static final int EXPECTED_NUM_OF_PARAMS = 3; // Starts at 1
  37     private static List<File> files;
  38 
  39     public static void main(String[] args) {
  40         if(Desktop.getDesktop().isSupported(Desktop.Action.APP_OPEN_FILE)) {
  41             Desktop.getDesktop().setOpenFileHandler(new Hello());
  42             try {
  43                 Thread.sleep(1000);
  44             } catch (InterruptedException e) {
  45                 e.printStackTrace();
  46             }
  47         }
  48         printToStdout(args);
  49         if (args.length == 1 || (files != null && files.size() == 1)) { // Called via file association
  50             printToFile(args);
  51         }
  52     }
  53 
  54     private static void printToStdout(String[] args) {
  55         System.out.println(MSG);
  56 
  57         System.out.println("args.length: " + (files == null ? args.length : args.length + files.size()));
  58 
  59         for (String arg : args) {
  60             System.out.println(arg);
  61         }
  62 
  63         if (files != null) {
  64             for (File file : files) {
  65                 System.out.println(file.getAbsolutePath());
  66             }
  67         }
  68 
  69         for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) {
  70             String value = System.getProperty("param" + index);
  71             if (value != null) {
  72                 System.out.println("-Dparam" + index + "=" + value);
  73             }
  74         }
  75     }
  76 
  77     private static void printToFile(String[] args) {
  78         File inputFile = files == null ? new File(args[0]) : files.get(0);
  79         String outputFile = inputFile.getParent() + File.separator + "appOutput.txt";
  80         File file = new File(outputFile);
  81 
  82         try (PrintWriter out
  83                 = new PrintWriter(new BufferedWriter(new FileWriter(file)))) {
  84             out.println(MSG);
  85 
  86             out.println("args.length: " + (files == null ? args.length : args.length + files.size()));
  87 
  88             for (String arg : args) {
  89                 out.println(arg);
  90             }
  91 
  92             if (files != null) {
  93                 for (File f : files) {
  94                     out.println(f.getAbsolutePath());
  95                 }
  96             }
  97 
  98             for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) {
  99                 String value = System.getProperty("param" + index);
 100                 if (value != null) {
 101                     out.println("-Dparam" + index + "=" + value);
 102                 }
 103             }
 104         } catch (Exception ex) {
 105             System.err.println(ex.getMessage());
 106         }
 107     }
 108 
 109     @Override
 110     public void openFiles(OpenFilesEvent e) {
 111         files = e.getFiles();
 112     }
 113 }