1.定义接口及实现类
按照 http://sb33060418.iteye.com/admin/blogs/2372850中的测试步骤,在相同包中创建接口类TestService、TestDao和实现类TestServiceImpl、TestDaoImpl。
[ 2.spring配置
root-context.xml增加内容如下:
<import resource="services.xml"/> <import resource="daos.xml"/>
其中引入service.xml配置:
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd" default-autowire="byName" default-lazy-init="true"> <!-- services --> <bean id="testService" class="com.sunbin.test.testSpring.service.impl.TestServiceImpl"> </bean> </beans>
dao.xml配置
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd" default-autowire="byName" default-lazy-init="true"> <!-- daos --> <bean id="testDao" class="com.sunbin.test.testSpring.dao.impl.TestDaoImpl"> </bean> </beans>
3.新增Controller
创建BeanController.java类
package com.sunbin.test.testSpring.web.controller; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.Controller; import com.sunbin.test.testSpring.service.TestService; public class BeanController implements Controller { private TestService testService; public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception { // TODO Auto-generated method stub ModelAndView modelAndView = new ModelAndView(); String param = request.getParameter("param"); String messsage = testService.test(param); System.out.println(messsage); modelAndView.addObject("message", messsage); modelAndView.setViewName("helloWorld"); return modelAndView; } public TestService getTestService() { return testService; } public void setTestService(TestService testService) { this.testService = testService; } }
类中引用了testService,并读取名为param的地址参数。
4.springmvc配置
resolvers-context.xml增加内容如下:
<bean name="/bean" class="com.sunbin.test.testSpring.web.controller.BeanController"></bean>
配置了一个地址为/bean的controller,通过spring的autowire自动装配testService。
7.测试BeanController
部署项目并启动tomcat后,通过浏览器访问
http://localhost:8080/testSpringWeb/bean?param=sunny
可以看到输出:testServiceImpl.test:testDaoImpl.test:sunny
说明Controller注入并调用Service、Dao成功。