That release also marked the first public step in that organization's larger mission to use Spring as a key component of the new Spring IO platform. in 2012 to manage products from several divisions, including the Spring line of Java products. It was the first major update of the framework since 2009, and the first big announcement from Pivotal, which had been spun off from EMC Corp. Pivotal announced the Spring Framework 4.0 release last December. Johnson also wrote the first version of the framework and co-founded SpringSource, the company that supported it commercially. Spring is a layered Java/J2EE framework based on code published in Rod Johnson's book, 'Expert One-on-One Java EE Design and Development' (Wrox Press, October 2002). Spring continues to be a strong brand among Java developers, said IDC analyst Al Hilwa in an earlier interview, and it's one of the most popular Java application frameworks on the market today.

Enhanced Hibernate JPA setup: isolation levels, discovery of managed packages.It is an open-source framework that provides flexible XML configurations, Database transactions, sturdy batch processing, relaxed administration of REST services and endpoints, and easy workflow in less time than other java frameworks available in the market. Declarative SQL scripts and programmatic transactions in the TestContext framework Spring Boot is a Java-based framework used to create spring applications with the help of microservices.Annotated methods with support for provided constructor arguments.Support for the standard annotation for dependency ordering and selection.Java 8 Optional for injection points and MVC handler parameters.Direct field binding support with auto-growing for nested fields.

The list of those enhanced details includes, among other things:

Performance: SpEL compiler mode, concurrency fine-tuning across the container (SpEL is the Spring Expression Language).

WebSocket refinements: WebSocket scope, SockJS client support, WebSocket stats.

MVC views: declarative resolution, Groovy markup templates, Jackson's JsonView.

Flexible resolution and transformation of static Web resources.

Comprehensive support for JCache (JSR-107) annotations.

The major new features in this release include: (Those requirements: Java 6 and up, Servlet 2.5 and up, and JPA 2.0 and up.) And so Spring Framework 4.1 also runs on WebSphere 7. Spring Framework 4.1 should be as simple to upgrade to as 4.0.7.'Īlso, this release doen't raise the fundamental system requirements of last year's big 4.0 release, the company said. Hoeller answered a question about the upgrade path on his blog this way: 'A 4.1 upgrade should be no more than a change of the Spring module versions in your POMs with no breaking changes, as long as the minimum versions of third-party dependencies (if needed) are met.

Spring 4 new features