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An improvement on the “Holder” thread-safety initialization idiom

blogs.sun.com » 2007 » September » 12th » An improvement on the “Holder” thread-safety initialization idiom

Tagged: sun

I’ve been finding many thread-safety issues in the GlassFish source base in the past several months, mostly in the admin code. Many of them involve singleton objects, typically obtained via a getInstance() method. If loading of the class implies immediate use of its singleton instance, and it doesn’t require any arguments to be created, the most efficient (and thread-safe) approach is simply to … Continue Reading »

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