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A class for turning a byte stream into a character stream. Data read from the
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Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
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Collection is the root of the collection hierarchy. It defines operations on
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
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This is the central class in the log4j package. Most logging operations, except
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A filter is an object that performs filtering tasks on either the request to a
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