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Wraps either an existing OutputStream or an existing Writerand provides
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A Uniform Resource Locator that identifies the location of an Internet resource
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A connection represents a link from a Java application to a database. All SQL
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A concrete subclass of NumberFormat that formats decimal numbers. It has a
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A task that returns a result and may throw an exception. Implementors define a
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A Rectangle specifies an area in a coordinate space that is enclosed by the
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