Chapter 5. Time Travelling with Spring

Spring 4.0 is the Java 8-enabled latest release of the Spring Framework. In this chapter, we'll discover the major changes in the Spring 4.x release and the four important features of the Spring 4 framework. We will cover the following topics in depth:

  • @RestController
  • AsyncRestTemplate
  • Async tasks
  • Caching

Discovering the new Spring release

This section deals with the new features and enhancements in Spring Framework 4.0. The following are the features:

  • Spring 4 supports Java 8 features such as Java lambda expressions and java.time. Spring 4 supports JDK 6 as the minimum.
  • All deprecated packages/methods are removed.
  • Java Enterprise Edition 6 or 7 are the base of Spring 4, which is based on JPA 2 and Servlet 3.0.
  • Bean ...

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