boolean () { 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; }