第一步:先实现springmvc下的页面跳转
一、eclipse创建maven 项目,打开pom.xml先添加相关依赖,
本着少补的思想,启动时,缺啥补啥,ssm框架,无非就spring,mybaits,commons,mysql,json,log,http,c3p0等这些依赖先加上,
参考如下:
<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.xx</groupId>
<artifactId>app</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>app 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>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
<!-- mysql s -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.17</version>
</dependency>
<!-- mysql s -->
<!-- spring s -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.2.2</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.2.4.RELEASE</version>
</dependency>
<!-- spring e -->
<!-- common s -->
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
</dependency>
<dependency>
<groupId>commons-jxpath</groupId>
<artifactId>commons-jxpath</artifactId>
<version>1.3</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.3.2</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-email</artifactId>
<version>1.3.3</version>
</dependency>
<dependency>
<groupId>commons-pool</groupId>
<artifactId>commons-pool</artifactId>
<version>1.6</version>
</dependency>
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils</artifactId>
<version>1.8.3</version>
</dependency>
<dependency>
<groupId>commons-collections</groupId>
<artifactId>commons-collections</artifactId>
<version>3.1</version>
</dependency>
<dependency>
<groupId>commons-configuration</groupId>
<artifactId>commons-configuration</artifactId>
<version>1.10</version>
</dependency>
<!-- common e -->
<!-- json s -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.8.1</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.8.1</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.1</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.7</version>
</dependency>
<!-- json e -->
<!-- log s -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.5</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.5</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<!-- log e -->
<!-- http s -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.3.5</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient-cache</artifactId>
<version>4.3.5</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpcore</artifactId>
<version>4.3.2</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpmime</artifactId>
<version>4.3.5</version>
</dependency>
<!-- http e -->
<!-- c3p0 s -->
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.5.2</version>
</dependency>
<dependency>
<groupId>com.mchange</groupId>
<artifactId>mchange-commons-java</artifactId>
<version>0.2.10</version>
</dependency>
<!-- c3p0 e -->
<!-- 其他 s -->
<dependency>
<groupId>cglib</groupId>
<artifactId>cglib</artifactId>
<version>2.2.2</version>
</dependency>
<!-- 其他 e -->
</dependencies>
<build>
<finalName>app</finalName>
<plugins>
<plugin>
<groupId>org.apache.tomcat.maven</groupId>
<artifactId>tomcat7-maven-plugin</artifactId>
<version>2.2</version>
<configuration>
<port>8080</port><!-- 端口号 -->
<path>/app</path><!-- 访问项目路径 -->
<uriEncoding>utf-8</uriEncoding>
<server>tomcat7</server>
</configuration>
</plugin>
</plugins>
</build>
</project>
二、classpath创建相关配置文件
log4j.xml:记录日志
res.properties:配置文件
spring_context.xml:spring环境统一入口
spring_mvc_context.xml:springmvc环境统一入口
为了是整体结构可读,我们使用spring的import将mapping_spring.xml文件导入过来
参考如下:
spring_context.xml
<?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:cache="http://www.springframework.org/schema/cache" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
xmlns:jee="http://www.springframework.org/schema/jee" xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/cache
http://www.springframework.org/schema/cache/spring-cache-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/jee
http://www.springframework.org/schema/jee/spring-jee-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:res.properties</value>
</list>
</property>
</bean>
<context:annotation-config />
<!-- 配置扫描路径 -->
<context:component-scan base-package="com.faceghost.app">
<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
</context:component-scan>
</beans>
spring_mvc_context.xml
<?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:cache="http://www.springframework.org/schema/cache" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
xmlns:jee="http://www.springframework.org/schema/jee" xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/cache
http://www.springframework.org/schema/cache/spring-cache-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/jee
http://www.springframework.org/schema/jee/spring-jee-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<!-- 启用MVC注解 -->
<mvc:annotation-driven />
<!--对静态资源文件的访问 -->
<mvc:resources mapping="/statics/**" location="/statics/" />
<!-- 指定Sping组件扫描的基本包路径 -->
<context:component-scan base-package="com.faceghost.app.controller">
<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller" />
</context:component-scan>
<bean id="mappingJacksonHttpMessageConverter"
class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 启动Spring MVC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>
<!-- 文件上传 -->
<bean id="multipartResolver"
class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="defaultEncoding" value="utf-8" />
<property name="maxUploadSize" value="1048576000000" />
<property name="maxInMemorySize" value="40960" />
</bean>
<!-- spring url mapping -->
<import resource="spring/mapping_spring.xml" />
</beans>
res.properties
空文件
log4j.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
<!-- ===================================================================== -->
<!-- 定义全局输出适配器 -->
<!-- ===================================================================== -->
<appender name="consoleAppender" class="org.apache.log4j.ConsoleAppender">
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern" value="[%d{yyyy-MM-dd HH:mm:ss.SSS}]-[%c]-[%t] %x - %m%n" />
</layout>
</appender>
<appender name="file" class="org.apache.log4j.DailyRollingFileAppender">
<param name="File" value="/usr/local/serv.log" />
<param name="Append" value="true" />
<param name="DatePattern" value="yyyy-MM-dd'.log'" />
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss} %-5p %c - %m%n" />
</layout>
</appender>
<!-- Mybatis and SQL -->
<logger name="org.apache.ibatis" additivity="true">
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.apache.ibatis.io" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.apache.ibatis.logging" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.quartz" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.mybatis.spring" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="java.sql" additivity="true">
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="java.sql.Connection" additivity="true">
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.apache.http" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="java.sql.Statement" additivity="true">
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="java.sql.PreparedStatement" additivity="true">
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
</logger>
<!-- Spring -->
<logger name="org.springframework" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.aspectj" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="com.mchange.v2" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="net.sf.ehcache" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<logger name="org.apache.shiro" additivity="true">
<level value="ERROR" />
<appender-ref ref="consoleAppender" />
</logger>
<!-- ===================================================================== -->
<!-- 根日志记录器 -->
<!-- ===================================================================== -->
<root>
<level value="DEBUG" />
<appender-ref ref="consoleAppender" />
<!-- <appender-ref ref="file"/> -->
</root>
</log4j:configuration>
mapping_spring.xml
<?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:cache="http://www.springframework.org/schema/cache"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:jee="http://www.springframework.org/schema/jee"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/cache
http://www.springframework.org/schema/cache/spring-cache-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/jee
http://www.springframework.org/schema/jee/spring-jee-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<!-- viewResolver -->
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/ui/" />
<property name="suffix" value=".jsp" />
</bean>
<bean id="viewMappings" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping" >
<property name="defaultHandler">
<!-- UrlFilenameViewController 会将 "/index" 这样的请求映射成名为 "index" 的视图 -->
<bean name="index" class="org.springframework.web.servlet.mvc.UrlFilenameViewController" />
</property>
</bean>
</beans>
三、接下来,就是web.xml,添加初始化的一些参数,加载spring_context.xml,spring_mvc_context.xml文件,
参考如下:
<?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_2_5.xsd"
version="2.5">
<context-param>
<param-name>webAppRootKey</param-name>
<param-value>app.root</param-value>
</context-param>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring_context.xml</param-value>
</context-param>
<context-param>
<param-name>log4jConfigLocation</param-name>
<param-value>classpath:log4j.xml</param-value>
</context-param>
<!-- 定义log -->
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
</listener>
<!-- 定义springcontext -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 设置编码 -->
<filter>
<filter-name>encoding</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>encoding</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 定义springmvc -->
<servlet>
<servlet-name>springContext</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring_mvc_context.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springContext</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!-- 定义超时时间 -->
<session-config>
<session-timeout>30</session-timeout>
</session-config>
</web-app>
四、注意mapping_spring.xml,我们将统一的请求都转发到/WEB-INF/ui/下,所有,在WEB-INF目录下,我们
创建ui目录,并创建一个hi.jsp ,随便写点东西,
在mapping_spring.xml配置文件中,我们还配置了SimpleUrlHandlerMapping,它会将 “/hi” 这样的请求映射成名为 “index” 的视图,
也只直接访问/WEB-INF/ui/的hi文件,
五、启动maven项目,浏览器访问http://localhost:8080/app/hi
看是不是显示hi.jsp页面的内容