关于搭建SSM框架

SSM框架其实就是Spring+SpringMVC+Mybatis整合

1.我们为了更好的管理项目,我们都是要引入maven工具的,然后在我们的项目的pom.xml文件中去配置相应的jar包,主要是Spring、Mybatis、Slf4j、SpringMVC、Oracle、Spring整合Mybaits、Spring整合SpringMVC等jar包的引入,以及版本的控制管理:

<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>com.xQuant</groupId>
	<artifactId>SSH</artifactId>
	<packaging>war</packaging>
	<version>0.0.1-SNAPSHOT</version>
	<name>SSH Maven Webapp</name>
	<url>http://maven.apache.org</url>
	<properties>
		<!-- spring版本号 -->
		<spring.version>4.0.2.RELEASE</spring.version>
		<!-- mybatis版本号 -->
		<mybatis.version>3.2.6</mybatis.version>
		<!-- log4j日志文件管理包版本 -->
		<slf4j.version>1.7.7</slf4j.version>
		<log4j.version>1.2.17</log4j.version>
	</properties>
	<dependencies>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.11</version>
			<!-- 表示开发的时候引入,发布的时候不会加载此包 -->
			<scope>test</scope>
		</dependency>
		<!-- spring核心包 -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-core</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-web</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-oxm</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-tx</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aop</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context-support</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<!-- mybatis核心包 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>${mybatis.version}</version>
		</dependency>
		<!-- mybatis/spring包 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.2.2</version>
		</dependency>
		<!-- 导入java ee jar 包 -->
		<dependency>
			<groupId>javax</groupId>
			<artifactId>javaee-api</artifactId>
			<version>7.0</version>
		</dependency>
		<!-- 导入Mysql数据库链接jar包 -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.30</version>
		</dependency>
		<dependency>
			<groupId>com.oracle</groupId>
			<artifactId>ojdbc6</artifactId>
			<version>11.2.0.1.0</version>
		</dependency>
		<dependency>
			<groupId>com.ibm.db2</groupId>
			<artifactId>db2jcc</artifactId>
			<version>1.4.2</version>
		</dependency>
		<dependency>
			<groupId>com.ibm.db2</groupId>
			<artifactId>db2jcc_license_cu</artifactId>
			<version>1.4.2</version>
		</dependency>
		<!-- 导入dbcp的jar包,用来在applicationContext.xml中配置数据库 -->
		<dependency>
			<groupId>commons-dbcp</groupId>
			<artifactId>commons-dbcp</artifactId>
			<version>1.2.2</version>
		</dependency>
		<!-- JSTL标签类 -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<!-- 日志文件管理包 -->
		<!-- log start -->
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>${log4j.version}</version>
		</dependency>


		<!-- 格式化对象,方便输出日志 -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>fastjson</artifactId>
			<version>1.1.41</version>
		</dependency>


		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>${slf4j.version}</version>
		</dependency>

		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-log4j12</artifactId>
			<version>${slf4j.version}</version>
		</dependency>
		<!-- log end -->
		<!-- 映入JSON -->
		<dependency>
			<groupId>org.codehaus.jackson</groupId>
			<artifactId>jackson-mapper-asl</artifactId>
			<version>1.9.13</version>
		</dependency>
		<!-- 上传组件包 -->
		<dependency>
			<groupId>commons-fileupload</groupId>
			<artifactId>commons-fileupload</artifactId>
			<version>1.3.1</version>
		</dependency>
		<dependency>
			<groupId>commons-io</groupId>
			<artifactId>commons-io</artifactId>
			<version>2.4</version>
		</dependency>
		<dependency>
			<groupId>commons-codec</groupId>
			<artifactId>commons-codec</artifactId>
			<version>1.9</version>
		</dependency>
	</dependencies>

	<build>
		<finalName>SSH</finalName>
	</build>
</project>

2.书写我们的数据库连接的控制文件jdbc.properties:

driver=oracle.jdbc.driver.OracleDriver
url=jdbc:oracle:thin:@127.0.0.1:1521:XAMS
username=TRD_CAMS
password=xpar
#\u5B9A\u4E49\u521D\u59CB\u8FDE\u63A5\u6570  
initialSize=0
#\u5B9A\u4E49\u6700\u5927\u8FDE\u63A5\u6570  
maxActive=20
#\u5B9A\u4E49\u6700\u5927\u7A7A\u95F2  
maxIdle=20
#\u5B9A\u4E49\u6700\u5C0F\u7A7A\u95F2  
minIdle=1
#\u5B9A\u4E49\u6700\u957F\u7B49\u5F85\u65F6\u95F4
maxWait=60000

3.整合Spring+Mybatis的时候,其实就是在web.xml文件中配置出我们Spring的上下文环境位置:

<?xml version="1.0" encoding="UTF-8"?>  
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
    xmlns="http://java.sun.com/xml/ns/javaee"  
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"  
    version="3.0">  
    <display-name>Archetype Created Web Application</display-name>  
    <!-- Spring和mybatis的配置文件 -->  
    <context-param>  
        <param-name>contextConfigLocation</param-name>  
        <param-value>classpath:spring-mybatis.xml</param-value>  
    </context-param>  
    <!-- 编码过滤器 -->  
    <filter>  
        <filter-name>encodingFilter</filter-name>  
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>  
        <async-supported>true</async-supported>  
        <init-param>  
            <param-name>encoding</param-name>  
            <param-value>UTF-8</param-value>  
        </init-param>  
    </filter>  
    <filter-mapping>  
        <filter-name>encodingFilter</filter-name>  
        <url-pattern>/*</url-pattern>  
    </filter-mapping>  
    <!-- Spring监听器 -->  
    <listener>  
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  
    </listener>  
    <!-- 防止Spring内存溢出监听器 -->  
    <listener>  
        <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>  
    </listener>  

    <!-- Spring MVC servlet -->  
    <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:spring-mvc.xml</param-value>  
        </init-param>  
        <load-on-startup>1</load-on-startup>  
        <async-supported>true</async-supported>  
    </servlet>  
    <servlet-mapping>  
        <servlet-name>SpringMVC</servlet-name>  
        <!-- 此处可以可以配置成*.do,对应struts的后缀习惯 -->  
        <url-pattern>/</url-pattern>  
    </servlet-mapping>  
    <welcome-file-list>  
        <welcome-file>/index.jsp</welcome-file>  
    </welcome-file-list>  

</web-app>

4.上面配置出了环境位置,那么接下来就是去spring-mybatis.xml文件中读取配置了,那么我们整合Spring和Mybatis的设置就在这里面做。

<?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:p="http://www.springframework.org/schema/p"  
	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-3.1.xsd    
	http://www.springframework.org/schema/context    
	http://www.springframework.org/schema/context/spring-context-3.1.xsd    
	http://www.springframework.org/schema/mvc    
	http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">  
	<!-- 自动扫描 -->  
	<context:component-scan base-package="com.xQuant.SSH.*" />  
	<!-- 引入配置文件 -->  
	<bean id="propertyConfigurer"  
		class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">  
		<property name="location" value="classpath:jdbc.properties" />  
	</bean>  

	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"  
		destroy-method="close">  
		<property name="driverClassName" value="${driver}" />  
		<property name="url" value="${url}" />  
		<property name="username" value="${username}" />  
		<property name="password" value="${password}" />  
		<!-- 初始化连接大小 -->  
		<property name="initialSize" value="${initialSize}"></property>  
		<!-- 连接池最大数量 -->  
		<property name="maxActive" value="${maxActive}"></property>  
		<!-- 连接池最大空闲 -->  
		<property name="maxIdle" value="${maxIdle}"></property>  
		<!-- 连接池最小空闲 -->  
		<property name="minIdle" value="${minIdle}"></property>  
		<!-- 获取连接最大等待时间 -->  
		<property name="maxWait" value="${maxWait}"></property>  
	</bean>  

	<!-- spring和MyBatis完美整合,不需要mybatis的配置映射文件 -->  
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">  
		<property name="dataSource" ref="dataSource" />  
		<!-- 自动扫描mapping.xml文件 -->  
		<property name="mapperLocations" value="classpath:com/xQuant/SSH/mapping/*.xml"></property>  
	</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.xQuant.SSH.dao" />  
		<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>  
	</bean>  

	<!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->  
	<bean id="transactionManager"  
		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">  
		<property name="dataSource" ref="dataSource" />  
	</bean>  

</beans>  

5.在上面工作做完后其实我们的Spring+Mybatis整合已经完成,接下来就可以创建相应的类来测试

6.如果上面的测试通过后,接下来要做的就是整合Spring+SpringMVC,而整合Spring和SpringMVC我们就需要增加一个org.springframework.web.servlet.DispatcherServlet配置,即上面web.xml配置中的:

<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:spring-mvc.xml</param-value>  
     </init-param>  
     <load-on-startup>1</load-on-startup>  
     <async-supported>true</async-supported>  
</servlet>  
<servlet-mapping>  
     <servlet-name>SpringMVC</servlet-name>  
     <!-- 此处可以可以配置成*.do,对应struts的后缀习惯 -->  
     <url-pattern>/</url-pattern>  
</servlet-mapping>  

7.配置spring-mvc文件,这个文件中其实主要就是配置自动扫描Controller层:

<?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:p="http://www.springframework.org/schema/p"  
    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-3.1.xsd    
                        http://www.springframework.org/schema/context    
                        http://www.springframework.org/schema/context/spring-context-3.1.xsd    
                        http://www.springframework.org/schema/mvc    
                        http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">  
    <!-- 自动扫描该包,使SpringMVC认为包下用了@controller注解的类是控制器 -->  
    <context:component-scan base-package="com.xQuant.SSH.controller" />
    <!--避免IE执行AJAX时,返回JSON出现下载文件 -->  
    <bean id="mappingJacksonHttpMessageConverter"  
        class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">  
        <property name="supportedMediaTypes">  
            <list>  
                <value>text/html;charset=UTF-8</value>  
            </list>  
        </property>  
    </bean>  
    <!-- 启动SpringMVC的注解功能,完成请求和注解POJO的映射 -->  
    <bean  
        class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">  
        <property name="messageConverters">  
            <list>  
                <ref bean="mappingJacksonHttpMessageConverter" /> <!-- JSON转换器 -->  
            </list>  
        </property>  
    </bean>  
    <!-- 定义跳转的文件的前后缀 ,视图模式配置-->  
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">  
        <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀,变成一个 可用的url地址 -->  
        <property name="prefix" value="/WEB-INF/jsp/" />  
        <property name="suffix" value=".jsp" />  
    </bean>  

    <!-- 配置文件上传,如果没有使用文件上传可以不用配置,当然如果不配,那么配置文件中也不必引入上传组件包 -->  
    <bean id="multipartResolver"    
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">    
        <!-- 默认编码 -->  
        <property name="defaultEncoding" value="utf-8" />    
        <!-- 文件大小最大值 -->  
        <property name="maxUploadSize" value="10485760000" />    
        <!-- 内存中的最大值 -->  
        <property name="maxInMemorySize" value="40960" />    
    </bean>   

</beans>  

8.至此配置文件已经配置完成,接下来可以书写一个相应jsp来测试全部功能

9.源码:https://download.csdn.net/download/csdn_duanjiao2016/10978259

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转载自blog.csdn.net/csdn_duanjiao2016/article/details/87967807