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What are the different reference types available in Java? e.g. WeakReference, SoftReference or PhantomReference? and Why should we use them?

Servlets JSP JavaSE Java
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Question added by Mohd shahnawaz khan , Associate Project , Cognizant Technology Solution
Date Posted: 2013/09/17
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Feras Elias
by Feras Elias , Technical Support Officer , Legal Affairs Department

  • reference types are any instantiable class as well as arrays
    • String, Scanner, Random, Die, int[], String[], etc.
    • reference variables store addresses

It's useful to play with variables and types a little.

 

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