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Java 8 Features

 Here are some of the key features introduced in Java 8:


  1. Lambda Expressions: Allow functional programming in Java, provide a way to represent functional interfaces with an expression.

  2. Stream API: Supports functional-style operations on streams of elements, allows operations to be executed in parallel.

  3. Functional Interfaces: Interfaces with only one abstract method, such as java.util.function.Predicate and java.util.function.Function.

  4. Method References: A shorthand syntax for lambda expressions, allowing a method to be passed as an argument without having to invoke it explicitly.

  5. Default Methods in Interfaces: Enable adding new methods to interfaces without breaking existing implementations, methods defined with the "default" keyword.

  6. Optional Class: A container object that may or may not contain a non-null value, used to represent an absent value or null with an alternative approach.

  7. Nashorn, JavaScript Engine: A high-performance JavaScript runtime, providing better performance for applications that use JavaScript.

  8. Date Time API: A comprehensive and improved date and time library, replacing the existing java.util.Date and java.util.Calendar classes.

  9. Parallel Array Sorting: Sorting of arrays in parallel, enabling improved performance for large data sets.

  10. Base64 Encoding and Decoding: A mechanism for encoding and decoding binary data as a text format, useful for sending binary data over text-based protocols.

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