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1 /* |
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2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 import java.io.BufferedWriter; |
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25 import java.io.File; |
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26 import java.io.FileWriter; |
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27 import java.io.PrintWriter; |
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28 |
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29 public class Hello { |
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30 |
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31 private static final String MSG = "jpackage test application"; |
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32 private static final int EXPECTED_NUM_OF_PARAMS = 3; // Starts at 1 |
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33 |
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34 public static void main(String[] args) { |
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35 printToStdout(args); |
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36 printToFile(args); |
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37 } |
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38 |
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39 private static void printToStdout(String[] args) { |
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40 System.out.println(MSG); |
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41 |
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42 System.out.println("args.length: " + args.length); |
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43 |
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44 for (String arg : args) { |
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45 System.out.println(arg); |
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46 } |
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47 |
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48 for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) { |
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49 String value = System.getProperty("param" + index); |
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50 if (value != null) { |
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51 System.out.println("-Dparam" + index + "=" + value); |
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52 } |
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53 } |
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54 } |
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55 |
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56 private static void printToFile(String[] args) { |
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57 String outputFile = "appOutput.txt"; |
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58 File file = new File(outputFile); |
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59 |
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60 try (PrintWriter out |
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61 = new PrintWriter(new BufferedWriter(new FileWriter(file)))) { |
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62 out.println(MSG); |
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63 |
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64 out.println("args.length: " + args.length); |
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65 |
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66 for (String arg : args) { |
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67 out.println(arg); |
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68 } |
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69 |
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70 for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) { |
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71 String value = System.getProperty("param" + index); |
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72 if (value != null) { |
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73 out.println("-Dparam" + index + "=" + value); |
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74 } |
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75 } |
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76 } catch (Exception ex) { |
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77 System.err.println(ex.getMessage()); |
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78 } |
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79 } |
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80 } |