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Return the contained value, if present, otherwise throw an exception to be
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Thrown when a file specified by a program cannot be found.
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An immutable arbitrary-precision signed decimal.A value is represented by an
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The TimerTask class represents a task to run at a specified time. The task may
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A Handler object accepts a logging request and exports the desired messages to a
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Basic implementation of javax.sql.DataSource that is configured via JavaBeans
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