code: private String getCallingClassName() {
          StackTraceElement[] stack = (new Throwable()).getStackTrace();
          String className = stack[4].getClassName();
  
          if (className == null || !(className.startsWith("com.centurylink") || className.startsWith("com.qwest"))) {
              className = stack[3].getClassName();  // try next level up
              if (className == null || !(className.startsWith("com.centurylink") || className.startsWith("com.qwest"))) {
                  selfLogger.debug("Unfamiliar Log4J Logger: '" + className + "'; using Default '" + DEFAULT_LOGGER_NAME + "'");
                  className = DEFAULT_LOGGER_NAME;
              }
          }
  
          return className;
      }
docs: Get the name of the class to use as the Logger name