Method restartJavaApplication

app/src/processing/app/Platform.java:434–515

()

  // Better to just re-launch the .exe instead.
  // Hacked up from <a href="https://lewisleo.blogspot.com/2012/08/programmatically-restart-java.html">this code</a>.
  static private void restartJavaApplication() {
    //    System.out.println("java path: " + javaPath);
//    String java = System.getProperty("java.home") + "/bin/java";
    // Tested and working with JDK 17 [fry 230122]
//    System.out.println("sun java command: " + System.getProperty("sun.java.command"));
//    System.out.println("class path: " + System.getProperty("java.class.path"));
    List<String> cmd = new ArrayList<>();

    // Add the path to the current java binary
    cmd.add(getJavaPath());

    // Get all the VM arguments that are currently in use
    List<String> vmArguments =
      ManagementFactory.getRuntimeMXBean().getInputArguments();

    // Add all the arguments we're using now, except for -agentlib
    for (String arg : vmArguments) {
      if (!arg.contains("-agentlib")) {
        cmd.add(arg);
      }
    }

    // Does not work for .jar files, should this be used in a more general way
    cmd.add("-cp");
    cmd.add(System.getProperty("java.class.path"));

    // Finally, add the class that was used to launch the app
    // (in our case, this is the Processing splash screen)
    String javaCommand = System.getProperty("sun.java.command");
    String[] splitCommand = PApplet.split(javaCommand, ' ');
//    if (splitCommand.length > 1) {
//      try {
//        Util.saveFile(javaCommand, PApplet.desktopFile("arrrrrghs.txt"));
//      } catch (IOException e) {
//        throw new RuntimeException(e);
//      }
//    }
    cmd.add(splitCommand[0]);  // should be the main class name

    ProcessBuilder builder = new ProcessBuilder(cmd);

    /*
    StringBuffer vmArgsOneLine = new StringBuffer();
    for (String arg : vmArguments) {
      // if it's the agent argument : we ignore it otherwise the
      // address of the old application and the new one will be in conflict
      if (!arg.contains("-agentlib")) {
        vmArgsOneLine.append(arg);
        vmArgsOneLine.append(" ");
      }
    }
    // init the command to execute, add the vm args
    final StringBuffer cmd = new StringBuffer("\"" + java + "\" " + vmArgsOneLine);
    // program main and program arguments (be careful a sun property. might not be supported by all JVM)
    String[] mainCommand = System.getProperty("sun.java.command").split(" ");
    // program main is a jar
    if (mainCommand[0].endsWith(".jar")) {
      // if it's a jar, add -jar mainJar