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  1. JDK
  2. JDK-6301089

(coll) Add Collections.newSetFromMap(Map<E,Boolean>)

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    • core-libs

      Add Collections.asSet(Map<E,Boolean>)

      to provide a way to get Set implementations from Map implementations
      that have no Set companion, like WeakHashMap.

            martin Martin Buchholz
            martin Martin Buchholz
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