这个是李绪成老师今天布置的作业,我顺便做了个教程欢迎大家交流。首先祝大家女神节快乐!(2016,3,8)
一、首先你要准备Eclipse开发环境:
至于Jdk的环境变量请自行百度、谷歌,里面的教程非常详细。
Eclipse软件请自行去百度或谷歌下载!配好Eclipse环境就该我们大显身手了!请继续往下看,,,(作为程序员这个都还不会,你想干啥?你咋不飞呢!)
1.打开Eclipse,点击File-->new,弹出窗口选择Web-->Dynamic web project.
2.一直next,在新窗口中输入项目名称,然后继续next,最后finish。项目列表中就有你输入名称的项目了!
3.导入Spring MVC相关的JAR包到lib下,首先下载jar包。
解压缩后直接将jar文件复制粘贴到WebContent目录下的WEB-INF目录里的lib目录里。
4.配置项目引用刚才导入到lib下的jar包。
右键点击项目名,在菜单中选择Build Path-->Configuration build path...
二、新增Spring MVC的配置文件:
找到项目目录下的Java Resources,右键点击Java Resources,在弹出窗口选择new-->source folder.
source folder建好之后,需要把配置好文件复制粘贴进去
这四个文件的说明:
database.properties:配置数据库连接的地址,用户名以及密码
1 mysql.driverclass=com.mysql.jdbc.Driver
2 mysql.jdbcurl=jdbc:mysql://127.0.0.1:3306/shujuku_name?autoReconnect=true&useUnicode=true&characterEncoding=utf8
3 mysql.user=root
4 mysql.password=abc123
jdbc-context.xml:spring mvc的jdbc连接数据库的bean的配置
1 <?xml version="1.0" encoding="UTF-8"?>
2 <beans xmlns="http://www.springframework.org/schema/beans"
3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
4 xmlns:p="http://www.springframework.org/schema/p"
5 xmlns:aop="http://www.springframework.org/schema/aop"
6 xmlns:tx="http://www.springframework.org/schema/tx"
7 xmlns:context="http://www.springframework.org/schema/context"
8 xmlns:cache="http://www.springframework.org/schema/cache"
9 xsi:schemaLocation="
10 http://www.springframework.org/schema/beans
11 http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
12 http://www.springframework.org/schema/tx
13 http://www.springframework.org/schema/tx/spring-tx-3.1.xsd
14 http://www.springframework.org/schema/context
15 http://www.springframework.org/schema/context/spring-context-3.1.xsd
16 http://www.springframework.org/schema/aop
17 http://www.springframework.org/schema/aop/spring-aop-3.1.xsd" default-autowire="byName">
18
19 <!-- 创建数据源 commons-dbcp.jar; commons-pool.jar包-->
20 <context:property-placeholder location="classpath:database.properties"/>
21 <bean id="dataSource" destroy-method="close" class="org.apache.commons.dbcp.BasicDataSource">
22 <property name="driverClassName" value="${mysql.driverclass}" />
23 <property name="url" value="${mysql.jdbcurl}" />
24 <property name="username" value="${mysql.user}" />
25 <property name="password" value="${mysql.password}" />
26 </bean>
27
28 <bean id="simpleJdbcTemplate" class="org.springframework.jdbc.core.simple.SimpleJdbcTemplate">
29 <constructor-arg><ref bean="dataSource"/></constructor-arg>
30 </bean>
31
32 <!-- 看了spring源码,该 org.springframework.jdbc.core.JdbcTemplate类的继承类有dataSource属性,所以可以属性注入-->
33 <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
34 <property name="dataSource">
35 <ref bean="dataSource"/>
36 </property>
37 </bean>
38
39 </beans>
springMvc3-servlet.xml:spring mvc的其他配置(非常重要)
1 <?xml version="1.0" encoding="UTF-8"?>
2 <beans xmlns="http://www.springframework.org/schema/beans"
3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
4 xmlns:context="http://www.springframework.org/schema/context"
5 xmlns:mvc="http://www.springframework.org/schema/mvc"
6 xsi:schemaLocation="
7 http://www.springframework.org/schema/beans
8 http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
9 http://www.springframework.org/schema/context
10 http://www.springframework.org/schema/context/spring-context-3.1.xsd
11 http://www.springframework.org/schema/mvc
12 http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd">
13
14 <!-- 启动扫描所有的controller -->
15 <context:component-scan base-package="com.codingyun.core.action"/>
16
17 <!-- 主要作用于@Controller,激活该模式
18
19 下面是一种简写形式,完全可以手动配置替代这种简写形式;
20 它会自动注册DefaultAnnotationHandlerMapping与AnnotationMethodHandlerAdapter 两个bean,
21 是spring MVC为@Controllers分发请求所必须的
22 -->
23 <!-- <mvc:annotation-driven/> -->
24 <mvc:annotation-driven>
25 <mvc:message-converters register-defaults="true">
26 <bean class="org.springframework.http.converter.StringHttpMessageConverter">
27 <constructor-arg value="UTF-8" />
28 </bean>
29 </mvc:message-converters>
30 </mvc:annotation-driven>
31
32
33 <!-- 配置js,css等静态文件直接映射到对应的文件夹,不被DispatcherServlet处理 -->
34 <mvc:resources location="/WEB-INF/resources/**" mapping="/resources"/>
35 <mvc:resources mapping="/javascript/**" location="/static_resources/javascript/"/>
36 <mvc:resources mapping="/styles/**" location="/static/css/"/>
37 <mvc:resources mapping="/images/**" location="/static/images/"/>
38
39 <!-- 配置页面访问地址www.xxx.com/about返回的静态html文件 -->
40 <mvc:resources mapping="/about/**" location="/WEB-INF/html/"/>
41 <!-- 走servlet的默认配置,先走默认的web.xml配置的servlet,没有的话才找对应controller -->
42 <mvc:default-servlet-handler />
43
44 <!-- jsp页面解析器,当Controller返回XXX字符串时,先通过拦截器,然后该类就会在jsp/目录下,查找XXX.jsp文件-->
45 <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
46 <property name="prefix" value="/WEB-INF/jsp/"></property>
47 <property name="suffix" value=".jsp"></property>
48 </bean>
49
50 <bean id="multipartResolver"
51 class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
52 <property name="defaultEncoding">
53 <value>UTF-8</value>
54 </property>
55 <property name="maxUploadSize">
56 <value>32505856</value><!-- 上传文件大小限制为31M,31*1024*1024 -->
57 </property>
58 <property name="maxInMemorySize">
59 <value>4096</value>
60 </property>
61 </bean>
62
63 </beans>
log4j.properties:控制台打印日志的配置、输出日志文件的配置
1 log4j.rootLogger=INFO,console,R
2
3 log4j.appender.console=org.apache.log4j.ConsoleAppender
4 log4j.appender.console.Target=System.out
5 log4j.appender.console.layout=org.apache.log4j.PatternLayout
6 log4j.appender.console.layout.conversionPattern=%d{yyyy-MM-dd HH:mm:ss} [%5p] - %c -%F(%L) -%m%n
7 log4j.appender.console.threshold=INFO
8
9 log4j.appender.R=org.apache.log4j.RollingFileAppender
10 log4j.appender.R.layout=org.apache.log4j.PatternLayout
11 log4j.appender.R.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} [%5p] - %c -%F(%L) -%m%n
12 log4j.appender.R.File=/alidata/zkyj/web/zkyj-web.log
13 log4j.appender.R.Append=true
14 log4j.appender.R.Threshold=INFO
15 log4j.appender.R.MaxFileSize=20MB
16 log4j.appender.LOGFILE.MaxBackupIndex=100
17 log4j.org.springframework.web=INFO
三、配置web.xml,以及新建jsp、css、js等目录
web.xml的配置:(如下)
1 <?xml version="1.0" encoding="UTF-8"?>
2 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
3 xmlns="http://java.sun.com/xml/ns/javaee"
4 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">
5 <display-name>zkyj-web</display-name>
6
7 <!-- web.xml 的加载顺序是:context-param -> listener -> filter -> servlet ,
8 而同个类型之间的实际程序调用的时候的顺序是根据对应的 mapping 的顺序进行调用的 -->
9
10 <!-- spring上下文载入监听器,确保web服务启动时,spring已经完成初始化 -->
11 <listener>
12 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
13 </listener>
14
15 <context-param>
16 <param-name>contextConfigLocation</param-name>
17 <param-value>classpath:jdbc-context.xml</param-value>
18 </context-param>
19
20 <filter>
21 <filter-name>encodingFilter</filter-name>
22 <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
23 <init-param>
24 <param-name>encoding</param-name>
25 <param-value>UTF-8</param-value>
26 </init-param>
27 <init-param>
28 <param-name>ForceEncoding</param-name>
29 <param-value>true</param-value>
30 </init-param>
31 </filter>
32
33 <filter-mapping>
34 <filter-name>encodingFilter</filter-name>
35 <url-pattern>/*</url-pattern>
36 </filter-mapping>
37
38 <servlet>
39 <servlet-name>springMvc3</servlet-name>
40 <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
41 <init-param>
42 <param-name>contextConfigLocation</param-name>
43 <param-value>classpath:springMvc3-servlet.xml</param-value>
44 </init-param>
45 <load-on-startup>1</load-on-startup>
46 </servlet>
47
48 <!-- 会话超时配置(单位为分钟) -->
49 <session-config>
50 <session-timeout>120</session-timeout>
51 </session-config>
52
53
54 <servlet-mapping>
55 <servlet-name>default</servlet-name>
56 <url-pattern>*.jpg</url-pattern>
57 </servlet-mapping>
58 <servlet-mapping>
59 <servlet-name>default</servlet-name>
60 <url-pattern>*.js</url-pattern>
61 </servlet-mapping>
62 <servlet-mapping>
63 <servlet-name>default</servlet-name>
64 <url-pattern>*.css</url-pattern>
65 </servlet-mapping>
66 <servlet-mapping>
67 <servlet-name>springMvc3</servlet-name>
68 <url-pattern>/</url-pattern>
69 </servlet-mapping>
70 <welcome-file-list>
71 <welcome-file>index.html</welcome-file>
72 </welcome-file-list>
73
74 <!-- 通过错误码来配置error-page ,配置了当系统发生404错误时,跳转到错误处理页面NotFound.jsp。 -->
75 <error-page>
76 <error-code>404</error-code>
77 <location>/page404.html</location>
78 </error-page>
79 <!-- 通过异常的类型配置error-page ,配置了当系统发生java.lang.NullException(即空指针异常)时,跳转到错误处理页面error.jsp -->
80 <error-page>
81 <exception-type>java.lang.NullPointerException</exception-type>
82 <location>/WEB-INF/jsp/error.jsp</location>
83 </error-page>
84
85 </web-app>
接下来你就可以大显身手,随你想怎么弄,,,