SpringFramework (1)
0, outlined
What is Spring?
L J2EE Framework
L The multi-tier architecture, a comprehensive and modular all levels
Spring's goal
L J2EE easier to use, the promotion of good programming practice
L that has been in existence for more use of technology
L facilitate transplantation between applications
L and other items (such as Hibernate) Integration (rather than reinvent)
Spring benefits
L organizations middle layer object
L eliminate the frequent use of Singleton
L applications less dependent on the extent possible, its API
L applications easier unit testing
L EJB become an alternative to the realization
L provide a consistent framework for data access
L You can choose to use a part of it independent, but it is consistent with the internal architecture of the
Spring features
Enterprise Architecture
L Spring's architecture is flexible
L layer can all benefit from the Spring
Scenario 1: Completely Spring Web application
Scenario 2: the use of third-party Web framework as the middle layer Spring
Scenario 3: remote access
Scenario 4: EJB packaging has been in existence for the use of POJO
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