code: protected static void displayCommandLineHelp(SelfExtractor extractor) {
          // This method takes a SelfExtractor in case we want to tailor the help to the current archive
          // Get the name of the JAR file to display in the command syntax");
          String jarName = System.getProperty("sun.java.command", "wlp-liberty-developers-core.jar");
          String[] s = jarName.split(" ");
          jarName = s[0];
  
          System.out.println("\n" + SelfExtract.format("usage"));
          System.out.println("\njava -jar " + jarName + " [" + SelfExtract.format("options") + "] [" + SelfExtract.format("installLocation") + "]\n");
  
          System.out.println(SelfExtract.format("options"));
          System.out.println("    --acceptLicense");
          System.out.println("        " + SelfExtract.format("helpAcceptLicense"));
          System.out.println("    --verbose");
          System.out.println("        " + SelfExtract.format("helpVerbose"));
          System.out.println("    --viewLicenseAgreement");
          System.out.println("        " + SelfExtract.format("helpAgreement"));
          System.out.println("    --viewLicenseInfo");
          System.out.println("        " + SelfExtract.format("helpInformation"));
          if (extractor.isUserSample()) {
              System.out.println("    --downloadDependencies");
              System.out.println("        " + SelfExtract.format("helpDownloadDependencies"));
          }
      }
docs: Display command line usage.