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A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
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A class which can consume and produce dates in SQL Date format. Dates are
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HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
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An ExecutorService that executes each submitted task using one of possibly
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A point representing a location in (x,y) coordinate space, specified in integer
precision.
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