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An output stream that writes bytes to a file. If the output file exists, it can
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A readable source of bytes.Most clients will use input streams that read data
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General file manipulation utilities. Facilities are provided in the following
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Operations on java.lang.String that arenull safe.
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Central representation of an Ant project. This class defines an Ant project with
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Factory that creates instances of DateTimeFormatter from patterns and styles.
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