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A BufferedInputStream adds functionality to another input stream-namely, the
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
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JarFile is used to read jar entries and their associated data from jar files.
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This class provides access to implementations of cryptographic ciphers for
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