code: public static CommandResult execCommand(String command, boolean isRoot, boolean isNeedResultMsg) {
          return execCommand(new String[]{command}, isRoot, isNeedResultMsg);
      }
docs: execute shell command
  
  @param command         command
  @param isRoot          whether need to run with root
  @param isNeedResultMsg whether need result msg
  @return
  @see ShellUtils#execCommand(String[], boolean, boolean)