code: @Override
      public void handle(CommandContext ctx, String commandLine) {
          // TODO Validate command
          if (commandLine.contains("--help")) {
              this.printHelp(commandLine, ctx);
              return;
          }
          ctx.sendMessage(commandLine);
      }
docs: /*
  (non-Javadoc)
  
  @see org.restcomm.ss7.management.console.CommandHandler#isValid(java.lang .String)