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Author Archives: Sudipta Mukhopadhyay

He is a Java/JEE developer for 17 years and works as consultant in Maryland, USA with interests in Enterprise Java techniques, Microservices, Cloud computing and technology trends.

Polymorphism in Java Generics

Since the early days as Java programmer we all know how to instantiate and use Collection objects. A List interface instantiated as a concrete class will look like the below. List myArrayList = new ArrayList(); If myArrayList is supposed to hold only Integer objects then from Java 5 compiler onwards as per Java Generics specification that instantiation will look like ...

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