Spring 4
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What's new in Spring 4?

  - Support for Java 8 features, including "lambda expressions"
    which let you use functional programming techniques. For
    info on Java8 lambdas, see:

    http://docs.oracle.com/javase/tutorial/java/javaOO/
        lambdaexpressions.html
  	  
  - Support for JEE 6 and JEE 7, including JPA 2.1

  - Removal of old, deprecated methods. See:

    http://docs.spring.io/spring-framework/docs/
        3.2.4.RELEASE_to_4.0.0.RELEASE/

  - Provide bean metadata using Groovy