my git : https://github.com/hejiawang
看了一段时间Android,学了学C++,搭个SSM的框架复习复习老本行。
原来的SSH——Struts,spring,hibernate,逐渐被现在的SSM取代,当然了,还有各有优缺点的。
搭的这个框架中的SpringMVC并不是返回页面,而是返回json数据,在前端的js中处理页面的展现,我是为了让Android客户端能够访问SpringMVC的controller,并给Android客户端返回json数据考虑的。
一、还是一样的,要先看maven中都引入什么包:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>CXFTest</groupId> <artifactId>CXFTest</artifactId> <packaging>war</packaging> <version>0.0.1-SNAPSHOT</version> <name>CXFTest Maven Webapp</name> <url>http://maven.apache.org</url> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>org.apache.aries.blueprint</groupId> <artifactId>blueprint-parser</artifactId> <version>1.3.1</version> </dependency> <dependency> <groupId>org.apache.geronimo.specs</groupId> <artifactId>geronimo-servlet_3.0_spec</artifactId> <version>1.0</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>3.2.4.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>3.2.4.RELEASE</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.14</version> </dependency> <dependency> <groupId>org.glassfish</groupId> <artifactId>javax.servlet</artifactId> <version>3.0.1</version> <scope>provided</scope> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.32</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.3.0</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.3</version> </dependency> <dependency> <groupId>c3p0</groupId> <artifactId>c3p0</artifactId> <version>0.9.1.2</version> </dependency> <!-- <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.4</version> </dependency> --> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.6.3</version> </dependency> </dependencies> <build> <finalName>CXFTest</finalName> <pluginManagement> <plugins> <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat7-maven-plugin</artifactId> <version>2.1</version> </plugin> </plugins> </pluginManagement> </build> </project>
二、第二点那必须是web.xml了:
<?xml version="1.0" encoding="UTF-8"?> <web-app> <display-name>CXFTest</display-name> <welcome-file-list> <welcome-file>view/test.jsp</welcome-file> </welcome-file-list> <!-- 配置字符集 --> <filter> <filter-name>encodingFilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter </filter-class> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> <init-param> <param-name>forceEncoding</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>encodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <context-param> <param-name>log4jConfigLocation</param-name> <!-- <param-value>classpath*:config/log4j.properties</param-value> --> <param-value>/WEB-INF/log4j.properties</param-value> </context-param> <listener> <listener-class> org.springframework.web.util.Log4jConfigListener </listener-class> </listener> <!-- 加载所有的配置文件 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath*:config/applicationContext-*.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener </listener-class> </listener> <!-- 配置springMVC --> <servlet> <servlet-name>springMVC</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet </servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath*:config/spring_mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springMVC</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>
三、springMVC配置文件:
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd"> <!-- 注解扫描包 --> <context:component-scan base-package="com.wang.cxf.test" /> <!-- 开启注解 --> <mvc:annotation-driven /> <!-- 静态资源(js/image)的访问 --> <mvc:resources location="/resource/" mapping="/resource/**" /> <!-- 定义视图解析器 --> <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/view/"></property> <property name="suffix" value=".jsp"></property> </bean> </beans>
四、在搭建这步的时候有点费劲了。关键是spring和mybatis的整合,不太熟悉,不知道dao层怎么弄,
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<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:jaxws="http://cxf.apache.org/jaxws" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd http://cxf.apache.org/jaxws http://cxf.apache.org/schemas/jaxws.xsd"> <!-- 配置数据源 --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="driverClass" value="com.mysql.jdbc.Driver" /> <property name="jdbcUrl" value="jdbc:mysql://localhost/mytest"></property> <property name="user" value="root"></property> <property name="password" value="123456"></property> </bean> <!-- mybatis 操作数据 --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="configLocation" value="classpath:mybatis/mybatis-conf.xml"></property> <property name="dataSource" ref="dataSource" /> </bean> <bean class="org.mybatis.spring.SqlSessionTemplate"> <constructor-arg ref="sqlSessionFactory" /> </bean> <!-- DAO接口所在包名,Spring会自动查找其下的类 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.wang.cxf.test.dao" /> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property> </bean> </beans>
spring和mybatis整合后,只需要写dao层的接口,不用写实现类,在mybatis的配置文件中就是dao层的实现类了。
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> <mapper namespace="com.wang.cxf.test.dao.TestDao"> <select id="getAllTest" resultType="com.wang.cxf.test.model.Test"> select id, name from test </select> </mapper>
之后,就能够想以前一样使用如下代码了:
@Autowired private TestDao testDao;
五、我的整个框架的结构:
源码下载地址:https://codeload.github.com/hejiawang/SSMTest/zip/master