下面进入正题
搭建开发环境:
Netbeans8.0.2 + MySql5.6 + JDK1.7 + tomcat8.0.15
本次采用的Spring MVC Jar包如下:
spring-aop-4.1.3.RELEASE.jar
spring-beans-4.1.3.RELEASE.jar
spring-context-4.1.3.RELEASE.jar
spring-context-support-4.1.3.RELEASE.jar
spring-core-4.1.3.RELEASE.jar
spring-expression-4.1.3.RELEASE.jar
spring-jdbc-4.1.3.RELEASE.jar
spring-oxm-4.1.3.RELEASE.jar
spring-tx-4.1.3.RELEASE.jar
spring-web-4.1.3.RELEASE.jar
spring-webmvc-4.1.3.RELEASE.jar
当然还有其他的依赖jar,如有需要请留下邮箱~!
1.首先创建Web项目
web.mvc
2.引入所有的jar文件
3.配置l
做web开发的都知道,l是项目的入口,我们既然使用spring那么当然要添加Spring的支持啦!
spring默认加载的是l,由于我们需要集成MyBatis
所以我把Spring的配置文件强制指定名称,并与MyBatis一起配置,减少配置文件数量
先指定spring配置文件名名称与路径
[html] view plaincopyprint?
 
    <context-param> 
        <param-name>contextConfigLocation</param-name> 
        <param-value>classpath*:l</param-value> 
    </context-param> 
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath*:l</param-value>
    </context-param>
再执行Spring上下文监听配置
[html] view plaincopyprint?
<listener> 
    <listener-class>org.t.ContextLoaderListener</listener-class> 
</listener> 
    <listener>
        <listener-class>org.t.ContextLoaderListener</listener-class>
    </listener>
添加支持Spring mvc 的配置
说明:添加支持目前有3种方式。
第一种:拦截 /*.do
[html] view plaincopyprint?
 
<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*:/l</param-value> 
        </init-param> 
        <load-on-startup>1</load-on-startup> 
    </servlet> 
    <servlet-mapping> 
    <servlet-name>springmvc</servlet-name> 
    <url-pattern>/*.do</url-pattern> 
</servlet-mapping> 
<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*:/l</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
    <servlet-name>springmvc</servlet-name>
    <url-pattern>/*.do</url-pattern>
</servlet-mapping>
优势:拦截明确,不会和其他的拦截冲突
缺点:URL不美观
第二种:拦截 /*
[html] view plaincopyprint?
 
<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*:/l</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> 
<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*:/l</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>
优点:支持rest风格,Url美观
缺点:会拦截静态资源
第三种,也是我推荐的一种:拦截 /
[html] view plaincopyprint?
spring framework jar包 
<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*:/l</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> 
<servlet>

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