1.Spring Profile
Spring can easily create Java enterprise applications.
Spring is open source, it has a large and active community.
1.1 Spring Overview
Spring core container module frame, and comprising a configuration model dependency injection.
Spring framework also provides a base module, including messaging, data transaction, persistence and the Web.
1.2 Spring History
Spring was established in 2003, is an early response to the complexity of the J2EE specification.
Spring and JavaEE are complementary. Spring does not include the Java EE specification, but integrates the individual Java EE specification.
Spring There are other projects, such as Spring Boot, Spring Security, Spring Data, Spring Cloud, Spring Batch and so on.
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