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Return the contained value, if present, otherwise throw an exception to be
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This class contains various methods for manipulating arrays (such as sorting and
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A java.util.Queue that additionally supports operations that wait for the queue
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
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A Handler object accepts a logging request and exports the desired messages to a
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A component is an object having a graphical representation that can be displayed
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