code: public final CharSequence getEntry() {
          int index = indexOf(value);
          return index >= 0 && getEntries() != null ? getEntries()[index] : null;
      }
docs: Returns the entry, the currently persisted value of the preference belongs to.
  
  @return The entry, the currently persisted value of the preference belongs to, as an instance
  of the type {@link CharSequence}