IODH 썸네일형 리스트형 [Java] Initialization on demand holder idiom http://en.wikipedia.org/wiki/Initialization_on_demand_holder_idiom When to use itUse this pattern if the initialization of the class is expensive and it cannot be done safely at class-loading time and the initialization is highly concurrent. The crux of the pattern is the safe removal of the synchronization overhead associated with accessing a singleton instance.[edit]When not to use itAvoid thi.. 더보기 이전 1 다음