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HashMap is an implementation of Map. All optional operations are supported.All
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Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
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Factory and utility methods for Executor, ExecutorService,
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This class provides random read access to a zip file. You pay more to read the
zip file's central di
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This class provides access to implementations of cryptographic ciphers for
encryption and decryption
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A Java virtual machine.
A VirtualMachine represents a Java virtual machine to which this Java vir
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