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Java 8 new features

Lambda expressions.

Functional interfaces. (Supplier, Consumer, Predicate, Function are predefined functional interfaces).

Streams API.

Default and static methods in interfaces.

Method and constructor references using double colon (::).

Date and Time API (Joda API).

Optional class.

Nashorn javascript engine.

Main objectives of Java 8-

To simplify programming i.e. write more concise code.

To enable functional programming in Java (using lambda expressions).

To get benefits of parallel programming in Java (using parallel streams).

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