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A specialized Writer that writes to a file in the file system. All write
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A connection to a URL for reading or writing. For HTTP connections, see
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Calendar is an abstract base class for converting between a Date object and a
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An int value that may be updated atomically. See the java.util.concurrent.atomic
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The GridBagLayout class is a flexible layout manager that aligns components
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The BufferedImage subclass describes an java.awt.Image with an accessible buffer
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