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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 connection to a URL for reading or writing. For HTTP connections, see
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KeyStore is responsible for maintaining cryptographic keys and their owners.
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A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
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Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
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An Executor that provides methods to manage termination and methods that can
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