Try running one java program supports to java 8 like lambdaĮxpression as below and if no compilation error ,means your eclipse

Select “Java Compiler” on left and set java compliance level to 1.8.

Or download Oracle Enterprise Pack for Eclipse (12.2.1.5) and unzip.

Download eclipse-jee-neon-3-win32 and unzip : supports to java 1.8.Install jdk 1.8 and then set the JAVA_HOME and CLASSPATH in.If you didn't find java compliance level as 1.8 in java compiler ,then go ahead and install the below eclipse 32bit or 64 bit depending on your system supports.

JDK 1.8 have some more enrich feature which doesn't support to many eclipse.

Selecting the projects and right-clicking for Maven -> Update Project, will set the system library to the path of the installed JDK, in case the paths are broken (because you installed a new JDK or imported from another computer, etc.) and set the JDK compliance according to the maven source and target setting in the pom. Rather than updating one by one the JRE library, let Maven do it for you. Updating JRE library that is broken in many projects at once (with Maven) Also, for the compiled classes to be compatible with JVM 1.8, the –target value should be 1.8. If we want to use the Java 8 language features the –source should be set to 1.8. You can select the level 1.6, 1.7, 1.8 by configuring the maven-compiler-plugin source and target attributes, like this Īnd ideally, if you have a parent pom, you can do it for all the modules (Eclipse projects) in the parent pom, in one single place.

Project Properties, Java Build Path, Libraries, Add Library, JRE system library, Workspace default or Alternate JRE (one of the JREs configured inīUT IF you are using maven, provided that you have your latest JRE (Windows/Preferences/Installed JREs) -for example JDK 1.8.

Project Properties, Java Compiler, Enable project specific settings (or configure Workspace settings), JDK Compliance.

Windows -> Preferences -> Installed JREs, to configured the installed JDKs.

How to use eclipse with jdk 7