Spring Modules
Spring Modules
The Spring framework
comprises of many modules such as core, beans, context, expression
language, AOP, Aspects, Instrumentation, JDBC,
ORM, OXM, JMS, Transaction, Web,
Servlet, Struts etc. These modules are
grouped into Test, Core Container,
AOP, Aspects, Instrumentation, Data Access
/ Integration, Web (MVC / Remoting)
as displayed in the following diagram.
Test
This layer provides support of testing with JUnit and TestNG.
Spring Core Container
The Spring Core
container
contains core, beans, context and expression language (EL)
modules.
Core and
Beans
These modules provide IOC
and Dependency Injection features.
Context
This module supports
internationalization (I18N), EJB, JMS, Basic
Remoting.
Expression Language
It is an extension to the EL defined in JSP. It provides support
to setting and getting property values, method invocation, accessing collections
and indexers,
named variables, logical
and
arithmetic operators,
retrieval of objects by name etc.
AOP, Aspects and Instrumentation
These modules support aspect oriented programming implementation where you can use Advices, Pointcuts etc. to decouple the code.
The aspects module provides support to integration with AspectJ.
The instrumentation module provides support to class
instrumentation and classloader
implementations.
Data Access / Integration
This group comprises of JDBC, ORM, OXM, JMS and Transaction modules. These modules
basically provide support to interact with the database.
Web
This group comprises of Web, Web-Servlet, Web-Struts and Web-Portlet. These modules
provide support
to create web application.
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