@java.lang.Override
      public final boolean isInitialized() {
        byte isInitialized = memoizedIsInitialized;
        if (isInitialized == 1) return true;
        if (isInitialized == 0) return false;

        if (!hasMostSigBits()) {
          memoizedIsInitialized = 0;
          return false;
        }
        if (!hasLeastSigBits()) {
          memoizedIsInitialized = 0;
          return false;
        }
        memoizedIsInitialized = 1;
        return true;
      }
@java.lang.Override
      public final boolean isInitialized()