code: public MappedField getMappedField(final String storedName) {
          for (final MappedField mf : persistenceFields) {
              for (final String n : mf.getLoadNames()) {
                  if (storedName.equals(n)) {
                      return mf;
                  }
              }
          }
  
          return null;
      }
docs: Returns the MappedField by the name that it will stored in mongodb as
  
  @param storedName the name to search for
  @return true if that mapped field name is found