The Legacy Idiom checking for reference equality before calling Object.equals should be replaced with calls to Objects.equals.
Replacing them in HashMap and ConcurrentHashMap, as noted in JDK-8366043, it will allow easier experiments with performance of ==.
Replacing them in HashMap and ConcurrentHashMap, as noted in JDK-8366043, it will allow easier experiments with performance of ==.
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JDK-8366043 [lworld] (LIFE = Legacy Idiom For Equality) causes performance regressions
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- Open
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JDK-8371497 Simplify java.util.Object.equals - remove the identity comparison
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- Open
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- links to
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Commit(lworld)
openjdk/valhalla/c8d4a247
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Review(lworld)
openjdk/valhalla/1536