Method handleRestart

app/src/processing/app/Base.java:1811–1855

()

  public void handleRestart() {
    File app = Platform.getProcessingApp();
    System.out.println(app);
    if (app.exists()) {
      if (handleQuitEach()) {  // only if everything saved
        SingleInstance.clearRunning();

        // Launch on quit
        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
          try {
            //Runtime.getRuntime().exec(app.getAbsolutePath());
            System.out.println("launching");
            Process p;
            if (Platform.isMacOS()) {
              p = Runtime.getRuntime().exec(new String[] {
                // -n allows more than one instance to be opened at a time
                "open", "-n", "-a", app.getAbsolutePath()
              });
            } else if (Platform.isLinux()) {
              p = Runtime.getRuntime().exec(new String[] {
                app.getAbsolutePath()
              });
            } else {
              p = Runtime.getRuntime().exec(new String[] {
                "cmd", "/c", app.getAbsolutePath()
              });
            }
            System.out.println("launched with result " + p.waitFor());
            System.out.flush();
          } catch (Exception e) {
            e.printStackTrace();
          }
        }));
        handleQuit();
        // handleQuit() does not call System.exit() on macOS
        if (Platform.isMacOS()) {
          System.exit(0);
        }
      }
    } else {
      Messages.showWarning("Cannot Restart",
        "Cannot automatically restart because the Processing\n" +
        "application has been renamed. Please quit and then restart manually.");
    }
  }


  // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .