maven在项目中引入spring依赖
引入spring框架

<!-- Shared version number properties --><properties>    <org.springframework.version>3.0.0.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>org.springframework.core</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Expression Language (depends on core)    Define this if you use Spring Expression APIs (org.springframework.expression.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.expression</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Bean Factory and JavaBeans utilities (depends on core)    Define this if you use Spring Bean APIs (org.springframework.beans.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.beans</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Aspect Oriented Programming (AOP) Framework (depends on core, beans)    Define this if you use Spring AOP APIs (org.springframework.aop.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.aop</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Application Context (depends on core, expression, aop, beans)    This is the central artifact for Spring's Dependency Injection Container and is generally always defined--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.context</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Various Application Context utilities, including EhCache, JavaMail, Quartz, and Freemarker integration    Define this if you need any of these integrations--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.context.support</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Transaction Management Abstraction (depends on core, beans, aop, context)    Define this if you use Spring Transactions or DAO Exception Hierarchy    (org.springframework.transaction.*/org.springframework.dao.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.transaction</artifactId>  <version>${org.springframework.version}</version></dependency><!--    JDBC Data Access Library (depends on core, beans, context, transaction)    Define this if you use Spring's JdbcTemplate API (org.springframework.jdbc.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.jdbc</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Object-to-Relation-Mapping (ORM) integration with Hibernate, JPA, and iBatis.    (depends on core, beans, context, transaction)    Define this if you need ORM (org.springframework.orm.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.orm</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Object-to-XML Mapping (OXM) abstraction and integration with JAXB, JiBX, Castor, XStream, and XML Beans.    (depends on core, beans, context)    Define this if you need OXM (org.springframework.oxm.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.oxm</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Web app development utilities common across Servlet/Portlet environments (depends on core, beans, 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>org.springframework.web</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Spring MVC for Servlet Environments (depends on core, beans, context, web)    Define this if you use Spring MVC with a Servlet Container such as Apache Tomcat (org.springframework.web.servlet.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.web.servlet</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Spring MVC for Portlet Environments (depends on core, beans, context, web)    Define this if you use Spring MVC with a Portlet Container (org.springframework.web.portlet.*)--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.web.portlet</artifactId>  <version>${org.springframework.version}</version></dependency><!--    Support for testing Spring applications with tools such as JUnit and TestNG    This artifact is generally always defined with a 'test' scope for the integration testing framework and unit testing stubs--><dependency>  <groupId>org.springframework</groupId>  <artifactId>org.springframework.test</artifactId>  <version>${org.springframework.version}</version>  <scope>test</scope></dependency>