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A connection represents a link from a Java application to a database. All SQL
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Provides an abstract class to be subclassed to create an HTTP servlet suitable
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Provides Base64 encoding and decoding as defined by RFC 2045.This class
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Operations on java.lang.String that arenull safe.
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This is the central class in the log4j package. Most logging operations, except
configuration, are d
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The BufferedImage subclass describes an java.awt.Image with an accessible buffer
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