code: public static int v(String tag, String msg, Throwable tr) {
          collectLogEntry(Constants.VERBOSE, tag, msg, tr);
          if (isLoggable(tag, Constants.VERBOSE)) {
              return android.util.Log.v(tag, msg, tr);
          }
          return 0;
      }
docs: Send a {@link #VERBOSE} log message and log the exception.
  
  @param tag
  Used to identify the source of a log message. It usually
  identifies the class or activity where the log call occurs.
  @param msg
  The message you would like logged.
  @param tr
  An exception to log