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SpringMVC+Spring4.2+hibernate4.3调整之第一篇框架搭建

热度:601   发布时间:2016-05-02 03:13:27.0
SpringMVC+Spring4.2+hibernate4.3整合之第一篇框架搭建

整体目录结构如下图:

最近在鼓捣SpringMVC框架,现将成果都记录下来,免得前学后忘。之前用的框架一直是S2SH,一直苦于要配置一堆的配置文件,自从接触SpringMVC,发现这才是我一直想要的框架,基于全注解,开发过程中零配置,实在快哉。此教程非常适合零基础的人学习回归正题,基于全注解驱动的SpringMVC+Spring4.2+hibernate4.3框架搭建(整合)过程如下,:

开发工具为eclipse

第一步:new一个Dynamic Web Project

第二步:然后连续点两次Next,在之后的界面勾选Genernate web.xml deployment descriptor选项,然后点击finish

第三步:加入所需的jar包


jar包下载地址:http://download.csdn.net/detail/qq_33556185/9472726

第四步:接下来我们开始配置SpringMVC容器

为了分工明确,我们将SpringMVC的配置单独写在spring-servlet.xml里,Spring的配置写在spring-common.xml(事务、数据源、sessionFactory等等)里。

spring-common.xml和spring-servlet.xml先加入如下schemal

<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:tx="http://www.springframework.org/schema/tx"	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mvc="http://www.springframework.org/schema/mvc"	xmlns:task="http://www.springframework.org/schema/task" xmlns:cache="http://www.springframework.org/schema/cache"	xmlns:util="http://www.springframework.org/schema/util"	xmlns:websocket="http://www.springframework.org/schema/websocket"	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd                    http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd                    http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd                    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd                    http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd                    http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-4.1.xsd                    http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache-4.1.xsd                    http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.1.xsd">
然后spring容器的配置先放下,先来配置springMVC(spring-servlet.xml)的配置

在schemal的结尾处加入这一句:default-autowire="byName" ,依赖注入将根据name自动装配。

接下来启动注解驱动的SpringMVC功能:

<mvc:annotation-driven />

扫描注解包(在SpringMVC的容器里,只扫描Controller注解就行了)

<context:component-scan base-package="com.mvc.rest"        use-default-filters="false">        <context:include-filter type="annotation"            expression="org.springframework.stereotype.Controller" />  </context:component-scan>

use-default-filters默认为true,[email protected]@[email protected]@Service的注解,[email protected],SpringMVC的容器没有事务的能力,[email protected]@Service的注解只能放在Spring的容器。也正因为如此,事务的配置要写在Spring的容器。

然后是对模型视图名称的解析,在请求时模型视图名称添加前后缀

<bean  class="org.springframework.web.servlet.view.InternalResourceViewResolver"  p:prefix="/WEB-INF/view/" p:suffix=".jsp" />

配置CommonsMultpartResolver,上传文件的时候要用到CommonsMultpartResolver,maxUploadSize设置上传文件的大小限制

 <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">      <property name="maxUploadSize" value="10485760" /> </bean>

配置login视图解析,在登录拦截器里,校验未登录的话,要跳转到登录页面,然后由于login页面放在WEB-INF目录下,所以设置跳转到login.jsp会跳转不过去,在此处设置如下,在返回此view-name的地方,容器便不会当作Controller的路径,当作视图的路径跳转,在拦截器里便可以跳转到login页面。

<mvc:view-controller path="/" view-name="login" />

拦截器的配置也是放在SpringMVC的容器里,拦截器以后的文章里再详细解说。

到此spring-servlet.xml的配置就告一段落了,spring-servlet.xml的全文如下:

<?xml version="1.0" encoding="UTF-8"?><!--suppress ALL --><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:tx="http://www.springframework.org/schema/tx"	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mvc="http://www.springframework.org/schema/mvc"	xmlns:task="http://www.springframework.org/schema/task" xmlns:cache="http://www.springframework.org/schema/cache"	xmlns:util="http://www.springframework.org/schema/util"	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd                    http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd                    http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd                    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd                    http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd                    http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-4.1.xsd                    http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache-4.1.xsd                    http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.1.xsd"	default-autowire="byName">	<mvc:annotation-driven />	<!-- controller包(自动注入) -->	<context:component-scan base-package="com.mvc.rest" use-default-filters="false">	  <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller" />	</context:component-scan>	<!-- 对模型视图名称的解析,在请求时模型视图名称添加前后缀 -->	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"		p:prefix="/WEB-INF/view/" p:suffix=".jsp" />	<mvc:view-controller path="/" view-name="login" />	<bean id="multipartResolver"		class="org.springframework.web.multipart.commons.CommonsMultipartResolver">		<property name="maxUploadSize" value="10485760" />	</bean>	<!-- 配置拦截器, 多个拦截器,顺序执行        <mvc:interceptors>           <mvc:interceptor>            <mvc:mapping path="/*" />           <bean class="com.mvc.rest.interceptor.CommonInterceptor"></bean> 	 </mvc:interceptor> </mvc:interceptors> --></beans>

第五步:我们配置web.xml

先配置CharacterEncodingFilter编码过滤器,此过滤器必须放在配置文件的最上面,有多个过滤器的时候,也应该放在第一位。encoding目标编码,forceEncoding设为true,会忽略请求来源的编码,强制使用encoding设置的编码。

 <filter>        <filter-name>CharacterEncodingFilter</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>CharacterEncodingFilter</filter-name>        <url-pattern>/*</url-pattern>    </filter-mapping>

然后配置ContextLoaderListener,此监听用来加载我们写的配置文件

  <listener>      <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  </listener>
然后加载Spring配置文件

    <context-param>        <param-name>contextConfigLocation</param-name>        <param-value>            classpath*:/spring/spring-common.xml        </param-value>    </context-param>
接下来就是配置SpringMVC的核心Servlet,所有请求都要先经过DispatcherServlet,然后进行分发到对应的控制器。该Servlet须第一个被加载,且在初始化的时候去加载SpringMVC的配置文件——spring-servlet.xml

    <servlet>        <servlet-name>spring-mvc</servlet-name>        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>        <init-param>            <description>spring mvc</description>            <param-name>contextConfigLocation</param-name>            <param-value>classpath*:/spring/spring-servlet.xml</param-value>        </init-param>        <load-on-startup>1</load-on-startup>    </servlet>
然后设置DispatcherServlet拦截的请求,此处的servlet-name,即是上面配置的DispatcherServlet的name,url-pattern设置为斜杠,则会拦截所有请求,也即静态资源html、css、js也直接请求。

    <servlet-mapping>	<servlet-name>spring-mvc</servlet-name>	 <url-pattern>/</url-pattern>     </servlet-mapping>
为此,我们需要设置,哪些资源不进行拦截

  <servlet-mapping>        <servlet-name>default</servlet-name>        <url-pattern>/html/*</url-pattern>    </servlet-mapping>   <servlet-mapping>        <servlet-name>default</servlet-name>        <url-pattern>/js/*</url-pattern>    </servlet-mapping>      <servlet-mapping>	  <servlet-name>default</servlet-name>        <url-pattern>/css/*</url-pattern>    </servlet-mapping>       <servlet-mapping>      <servlet-name>default</servlet-name>        <url-pattern>/images/*</url-pattern>    </servlet-mapping>
到此,SpringMVC就可以正常使用了。

欢迎页面的设置,原本此处只能设置视图名,*.jsp或者*.html,因为在spring-servlet.xml里设置了视图解析:<mvc:view-controller path="/" view-name="login" />,所以,此处设置为welcome-file设置为login,容器便会将其解析为视图login.jsp,绕过WEB-INFO下的资源无法直接访问的限制。

   <welcome-file-list>        <welcome-file>login</welcome-file>    </welcome-file-list>
我们还可以设置error-page的页面

    <error-page>       <error-code>404</error-code>       <location>/html/error/404.html</location>    </error-page>     <error-page>       <error-code>500</error-code>       <location>/html/error/500.html</location>    </error-page>
为了集成hibernate,我们还要配置OpenSessionInViewFilter,此过滤器会将Hibernate的Session和一次完整的请求过程绑定起来,事务控制,必须配置此过滤器。

   <filter>      <filter-name>openSession</filter-name>      <filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class>   </filter>   <filter-mapping>	 <filter-name>openSession</filter-name>	 <url-pattern>/*</url-pattern>   </filter-mapping>

完整的web.xml的配置如下:

<?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" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"	id="WebApp_ID" version="3.0">	<filter>		<filter-name>CharacterEncodingFilter</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>CharacterEncodingFilter</filter-name>		<url-pattern>/*</url-pattern>	</filter-mapping>	<listener>		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>	</listener>	<context-param>		<param-name>contextConfigLocation</param-name>		<param-value>            classpath*:/spring/spring-common.xml        </param-value>	</context-param>	<servlet>		<servlet-name>spring-mvc</servlet-name>		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>		<init-param>			<description>spring mvc</description>			<param-name>contextConfigLocation</param-name>			<param-value>classpath*:/spring/spring-servlet.xml</param-value>		</init-param>		<load-on-startup>1</load-on-startup>	</servlet>	<filter>		<filter-name>openSession</filter-name>		<filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class>	</filter>	<filter-mapping>		<filter-name>openSession</filter-name>		<url-pattern>/*</url-pattern>	</filter-mapping>	<servlet-mapping>		<servlet-name>spring-mvc</servlet-name>		<url-pattern>/</url-pattern>	</servlet-mapping>	<welcome-file-list>		<welcome-file>login</welcome-file>	</welcome-file-list>	<servlet-mapping>		<servlet-name>default</servlet-name>		<url-pattern>/html/*</url-pattern>	</servlet-mapping>	<servlet-mapping>		<servlet-name>default</servlet-name>		<url-pattern>/js/*</url-pattern>	</servlet-mapping>	<servlet-mapping>		<servlet-name>default</servlet-name>		<url-pattern>/css/*</url-pattern>	</servlet-mapping>	<servlet-mapping>		<servlet-name>default</servlet-name>		<url-pattern>/images/*</url-pattern>	</servlet-mapping>	<error-page>		<error-code>404</error-code>		<location>/html/error/404.html</location>	</error-page>	<error-page>		<error-code>500</error-code>		<location>/html/error/500.html</location>	</error-page></web-app>

第六步:配置spring-common.xml(数据源、事务、sessionFactory)

 配置数据源:

   <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">	<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>	<property name="url" value="jdbc:mysql://ip地址/数据库名?useUnicode=true&characterEncoding=utf-8"></property>	<property name="username" value=""></property>	<property name="password" value=""></property>    </bean>
若不设置url的编码,在mysql数据库里,保存进去的中文会变成问号。

配置sessionFactory

  <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">	<property name="dataSource" ref="dataSource" />	<property name="hibernateProperties">		<props>				<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>				<prop key="hibernate.hbm2ddl.auto">update</prop>				<prop key="hibernate.show_sql">true</prop>				<prop key="hibernate.format_sql">true</prop>		</props>	</property>	<!-- 注解方式配置 -->	<property name="packagesToScan">	  <list>		<value>com.mvc.rest.entity</value>	 </list>	</property>  </bean>
packagesToScan扫描我们的hibernate实体文件。

最后配置事务

<bean id="txManager"		class="org.springframework.orm.hibernate4.HibernateTransactionManager">		<property name="sessionFactory" ref="sessionFactory" />	</bean>	<tx:advice id="txAdvice" transaction-manager="txManager">		<tx:attributes>			<tx:method name="save*" propagation="REQUIRED" />			<tx:method name="add*" propagation="REQUIRED" />			<tx:method name="edit*" propagation="REQUIRED" />			<tx:method name="update*" propagation="REQUIRED" />			<tx:method name="delete*" propagation="REQUIRED" />			<tx:method name="register*" propagation="REQUIRED" />			<tx:method name="all" propagation="REQUIRED" />			<tx:method name="changePassword*" propagation="REQUIRED" />			<tx:method name="restPassword*" propagation="REQUIRED" />			<tx:method name="authorize*" propagation="REQUIRED" />			<tx:method name="send*" propagation="REQUIRED" />			<tx:method name="init*" propagation="REQUIRED" />			<!-- <tx:method name="*" read-only="true"/> -->		</tx:attributes>	</tx:advice>	<aop:config>		<aop:pointcut id="serviceOperation"			expression="execution(* com.mvc.rest.service.impl.*.*(..))" />		<aop:advisor advice-ref="txAdvice" pointcut-ref="serviceOperation" /></aop:config>
完整的spring-common.xml的配置如下:

<?xml version="1.0" encoding="UTF-8"?><!--suppress ALL --><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:tx="http://www.springframework.org/schema/tx"	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mvc="http://www.springframework.org/schema/mvc"	xmlns:task="http://www.springframework.org/schema/task" xmlns:cache="http://www.springframework.org/schema/cache"	xmlns:util="http://www.springframework.org/schema/util"	xmlns:websocket="http://www.springframework.org/schema/websocket"	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd                    http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd                    http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd                    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd                    http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd                    http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-4.1.xsd                    http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache-4.1.xsd                    http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.1.xsd">	<context:component-scan base-package="com.mvc.rest" />	<!-- 配置数据源 -->	<bean id="dataSource"		class="org.springframework.jdbc.datasource.DriverManagerDataSource">		<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>		<property name="url"			value="jdbc:mysql://ip地址/数据库名?useUnicode=true&characterEncoding=utf-8"></property>		<property name="username" value=""></property>		<property name="password" value=""></property>	</bean>	<bean id="sessionFactory"		class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">		<property name="dataSource" ref="dataSource" />		<property name="hibernateProperties">			<props>				<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>				<prop key="hibernate.hbm2ddl.auto">update</prop>				<prop key="hibernate.show_sql">true</prop>				<prop key="hibernate.format_sql">true</prop>			</props>		</property>		<!-- 注解方式配置 -->		<property name="packagesToScan">			<list>				<value>com.mvc.rest.entity</value>			</list>		</property>	</bean>	<bean id="txManager"		class="org.springframework.orm.hibernate4.HibernateTransactionManager">		<property name="sessionFactory" ref="sessionFactory" />	</bean>	<tx:advice id="txAdvice" transaction-manager="txManager">		<tx:attributes>			<tx:method name="save*" propagation="REQUIRED" />			<tx:method name="add*" propagation="REQUIRED" />			<tx:method name="edit*" propagation="REQUIRED" />			<tx:method name="update*" propagation="REQUIRED" />			<tx:method name="delete*" propagation="REQUIRED" />			<tx:method name="register*" propagation="REQUIRED" />			<tx:method name="all" propagation="REQUIRED" />			<tx:method name="changePassword*" propagation="REQUIRED" />			<tx:method name="restPassword*" propagation="REQUIRED" />			<tx:method name="authorize*" propagation="REQUIRED" />			<tx:method name="send*" propagation="REQUIRED" />			<tx:method name="init*" propagation="REQUIRED" />			<!-- <tx:method name="*" read-only="true"/> -->		</tx:attributes>	</tx:advice>	<aop:config>		<aop:pointcut id="serviceOperation"			expression="execution(* com.mvc.rest.service.impl.*.*(..))" />		<aop:advisor advice-ref="txAdvice" pointcut-ref="serviceOperation" />	</aop:config></beans>

到此,基于全注解的SpringMVC+Spring4.2+hibernate4.3框架搭建大功告成。

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