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A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
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HashMap is an implementation of Map. All optional operations are supported.All
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A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
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A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
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A TimeUnit represents time durations at a given unit of granularity and provides
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A Handler object accepts a logging request and exports the desired messages to a
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