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What are the Java 8 features?

03/08/202203/08/2022| Shirley GriffinShirley Griffin| 0 Comment | 12:00 AM
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What are the Java 8 features?

Java 8 Features

  • Lambda expressions,
  • Method references,
  • Functional interfaces,
  • Stream API,
  • Default methods,
  • Base64 Encode Decode,
  • Static methods in interface,
  • Optional class,

What are the new features after Java 8?

New Developer Friendly Features After Java 8

  • Source Code.
  • Switch Expression (JDK 12)
  • Sealed Classes (JDK 15)
  • Text Blocks (JDK 13)
  • New Optional Methods (JDK 9/ JDK 10)
  • Collection Factory Methods (JDK 9)
  • Records (JDK 14)
  • Private Methods in Interfaces (JDK 9)

Which feature is introduced in Java 8?

We have already covered some the features of the Java 8 release — stream API, lambda expressions and functional interfaces — as they’re comprehensive topics that deserve a separate look.

Why is Java 8 so important?

Long Term Support (LTS) Version One of the key reasons why Java 8 is still so popular is that it is an LTS (or Long-Term Support) version. Unfortunately, not all versions of Java are LTS versions! Since this policy was introduced only Java 8 (2014) and Java 11 (2018) have been designated as having LTS.

What is difference between Java 8 and Java 11?

It is an open-source reference implementation of Java SE platform version 11. Java 11 was released after four years of releasing Java 8. Java 11 comes with new features to provide more functionality. Below are the features which are added in the four and a half years in between these two versions.

What is the difference between JDK 7 and JDK 8?

Java 7 brings JVM support for dynamically-typed languages plus Type Interference for Generic Instance creation. Java 8 brings the most anticipated feature for the programming language called Lambda Expressions, a new language feature which allows users to code local functions as method arguments.

What are the new features in Java 7 and 8?

Highlights of Technology Changes in Java SE 7

  • Binary Literals.
  • Strings in switch Statements.
  • The try-with-resources Statement.
  • Catching Multiple Exception Types and Rethrowing Exceptions with Improved Type Checking.
  • Underscores in Numeric Literals.
  • Type Inference for Generic Instance Creation.

What are the new features in Java 8?

New Date/Time API. The old Date-Time API of Java had major drawbacks.

  • Nashorn JavaScript. The earlier version of Java contained the Rhino JavaScript engine.
  • Optional Class. Optional simply put is a container object which is employed to store not-null objects.
  • Base64.
  • Streams.
  • Functional Interfaces.
  • Default Methods.
  • Method References.
  • Lambda Expressions.

    • What are the disadvantage in Java 8 features?

    – Some people argue that meta-space growing infinitely to native memory is bad design – Any stream is convertible to parallel stream. – Method overloading keep to backfire making overloading resolution rules of lambda confusing and adding complicated specification. – Parallel streams only work with Fork-join pools – Lambdas have to target interfaces.

    How to get groovy with Java 8?

    parse the source files

  • depending on the implementation,create stubs that are compatible with the Java compiler
  • invoke the Java compiler to compile the stubs along with Java sources – this way Java classes can find Groovy dependencies
  • compile the Groovy sources – now our Groovy sources can find their Java dependencies

    • How to install Java8 on Windows 10?

    Download Oracle Java SE JDK 8 Generally Oracle will not allow to download directly without accepting their licences.

  • Run the Java SE JDK 8 Installer and Install Java SE JDK 8 on Windows 10 Next Click on downloaded JDK 8 exe file and click on Next
  • Setting the JAVA Environment Variables