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A linear collection that supports element insertion and removal at both ends.
The name deque is shor
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Locale represents a language/country/variant combination. Locales are used to
alter the presentatio
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A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
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