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对于spring内部各模块的jar包依赖关系可以通过eclipse的maven插件的dependency hierarchy视图进行形象地查看。下图就列举了3.0.5版本一些重要jar包之间的依赖关系：
上一篇文章提到的关于同一框架多jar包配置的最佳实践中提到，如果工程中使用到了多个spring的jar包，最好全部声明出来，不要试图通过spring内部的包依赖关系自动解析，而在pom中省去一些包的依赖声明，这有可能会导致其他包的版本变得不确定。以下是从spring官网上摘录的一份spring全配置参照：
<!-- Shared version number properties --><properties> <org.springframework.version>3.0.5.RELEASE</org.springframework.version></properties><!-- Core utilities used by other modules. Define this if you use Spring Utility APIs (org.springframework.core.*/org.springframework.util.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${org.springframework.version}</version></dependency><!-- Expression Language (depends on spring-core) Define this if you use Spring Expression APIs (org.springframework.expression.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-expression</artifactId> <version>${org.springframework.version}</version></dependency><!-- Bean Factory and JavaBeans utilities (depends on spring-core) Define this if you use Spring Bean APIs (org.springframework.beans.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${org.springframework.version}</version></dependency><!-- Aspect Oriented Programming (AOP) Framework (depends on spring-core, spring-beans) Define this if you use Spring AOP APIs (org.springframework.aop.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-aop</artifactId> <version>${org.springframework.version}</version></dependency><!-- Application Context (depends on spring-core, spring-expression, spring-aop, spring-beans) This is the central artifact for Spring's Dependency Injection Container and is generally always defined--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${org.springframework.version}</version></dependency><!-- Various Application Context utilities, including EhCache, JavaMail, Quartz, and Freemarker integration Define this if you need any of these integrations--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${org.springframework.version}</version></dependency><!-- Transaction Management Abstraction (depends on spring-core, spring-beans, spring-aop, spring-context) Define this if you use Spring Transactions or DAO Exception Hierarchy (org.springframework.transaction.*/org.springframework.dao.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${org.springframework.version}</version></dependency><!-- JDBC Data Access Library (depends on spring-core, spring-beans, spring-context, spring-tx) Define this if you use Spring's JdbcTemplate API (org.springframework.jdbc.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${org.springframework.version}</version></dependency><!-- Object-to-Relation-Mapping (ORM) integration with Hibernate, JPA, and iBatis. (depends on spring-core, spring-beans, spring-context, spring-tx) Define this if you need ORM (org.springframework.orm.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>${org.springframework.version}</version></dependency><!-- Object-to-XML Mapping (OXM) abstraction and integration with JAXB, JiBX, Castor, XStream, and XML Beans. (depends on spring-core, spring-beans, spring-context) Define this if you need OXM (org.springframework.oxm.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-oxm</artifactId> <version>${org.springframework.version}</version></dependency><!-- Web application development utilities applicable to both Servlet and Portlet Environments (depends on spring-core, spring-beans, spring-context) Define this if you use Spring MVC, or wish to use Struts, JSF, or another web framework with Spring (org.springframework.web.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${org.springframework.version}</version></dependency><!-- Spring MVC for Servlet Environments (depends on spring-core, spring-beans, spring-context, spring-web) Define this if you use Spring MVC with a Servlet Container such as Apache Tomcat (org.springframework.web.servlet.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${org.springframework.version}</version></dependency><!-- Spring MVC for Portlet Environments (depends on spring-core, spring-beans, spring-context, spring-web) Define this if you use Spring MVC with a Portlet Container (org.springframework.web.portlet.*)--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc-portlet</artifactId> <version>${org.springframework.version}</version></dependency><!-- Support for testing Spring applications with tools such as JUnit and TestNG This artifact is generally always defined with a 'test' scope for the integration testing framework and unit testing stubs--><dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${org.springframework.version}</version> <scope>test</scope></dependency>给我老师的人工智能教程打call！http://blog.csdn.net/jiangjunshow
