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ssm简单的示例整合(eclipse+maven+ssm+oracle/mysql+jquery.js)

时间:2021-07-01 10:21:17 帮助过:5人阅读

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 2 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> 3 <modelVersion>4.0.0</modelVersion> 4 <groupId>Maven</groupId> 5 <artifactId>zxm02</artifactId> 6 <packaging>war</packaging> 7 <version>0.0.1-SNAPSHOT</version> 8 <name>zxm Maven Webapp</name> 9 <url>http://maven.apache.org</url> 10 <dependencies> 11 <dependency> 12 <groupId>junit</groupId> 13 <artifactId>junit</artifactId> 14 <version>3.8.1</version> 15 <scope>test</scope> 16 </dependency> 17 18 <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-dbcp2 --> 19 <dependency> 20 <groupId>org.apache.commons</groupId> 21 <artifactId>commons-dbcp2</artifactId> 22 <version>2.6.0</version> 23 </dependency> 24 <!-- https://mvnrepository.com/artifact/commons-logging/commons-logging --> 25 <dependency> 26 <groupId>commons-logging</groupId> 27 <artifactId>commons-logging</artifactId> 28 <version>1.2</version> 29 </dependency> 30 31 <dependency> 32 <groupId>org.apache.commons</groupId> 33 <artifactId>commons-pool2</artifactId> 34 <version>2.6.2</version> 35 </dependency> 36 37 <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core --> 38 <dependency> 39 <groupId>com.fasterxml.jackson.core</groupId> 40 <artifactId>jackson-core</artifactId> 41 <version>2.9.9</version> 42 </dependency> 43 <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations --> 44 <dependency> 45 <groupId>com.fasterxml.jackson.core</groupId> 46 <artifactId>jackson-annotations</artifactId> 47 <version>2.9.9</version> 48 </dependency> 49 50 <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind --> 51 <dependency> 52 <groupId>com.fasterxml.jackson.core</groupId> 53 <artifactId>jackson-databind</artifactId> 54 <version>2.9.9</version> 55 </dependency> 56 57 58 <!-- https://mvnrepository.com/artifact/org.mybatis/mybatis --> 59 <dependency> 60 <groupId>org.mybatis</groupId> 61 <artifactId>mybatis</artifactId> 62 <version>3.4.6</version> 63 </dependency> 64 <!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring --> 65 <dependency> 66 <groupId>org.mybatis</groupId> 67 <artifactId>mybatis-spring</artifactId> 68 <version>2.0.1</version> 69 </dependency> 70 71 <!-- https://mvnrepository.com/artifact/org.springframework/spring-aop --> 72 <dependency> 73 <groupId>org.springframework</groupId> 74 <artifactId>spring-aop</artifactId> 75 <version>4.1.6.RELEASE</version> 76 </dependency> 77 <dependency> 78 <groupId>org.springframework</groupId> 79 <artifactId>spring-aspects</artifactId> 80 <version>4.1.6.RELEASE</version> 81 </dependency> 82 <dependency> 83 <groupId>org.springframework</groupId> 84 <artifactId>spring-beans</artifactId> 85 <version>4.1.6.RELEASE</version> 86 </dependency> 87 <dependency> 88 <groupId>org.springframework</groupId> 89 <artifactId>spring-context</artifactId> 90 <version>4.1.6.RELEASE</version> 91 </dependency> 92 <dependency> 93 <groupId>org.springframework</groupId> 94 <artifactId>spring-context-support</artifactId> 95 <version>4.1.6.RELEASE</version> 96 </dependency> 97 <dependency> 98 <groupId>org.springframework</groupId> 99 <artifactId>spring-core</artifactId> 100 <version>4.1.6.RELEASE</version> 101 </dependency> 102 <dependency> 103 <groupId>org.springframework</groupId> 104 <artifactId>spring-expression</artifactId> 105 <version>4.1.6.RELEASE</version> 106 </dependency> 107 <dependency> 108 <groupId>org.springframework</groupId> 109 <artifactId>spring-jdbc</artifactId> 110 <version>4.1.6.RELEASE</version> 111 </dependency> 112 <dependency> 113 <groupId>org.springframework</groupId> 114 <artifactId>spring-test</artifactId> 115 <version>4.1.6.RELEASE</version> 116 </dependency> 117 <dependency> 118 <groupId>org.springframework</groupId> 119 <artifactId>spring-tx</artifactId> 120 <version>4.1.6.RELEASE</version> 121 </dependency> 122 <dependency> 123 <groupId>org.springframework</groupId> 124 <artifactId>spring-web</artifactId> 125 <version>4.1.6.RELEASE</version> 126 </dependency> 127 <dependency> 128 <groupId>org.springframework</groupId> 129 <artifactId>spring-webmvc</artifactId> 130 <version>4.1.6.RELEASE</version> 131 </dependency> 132 133 <dependency> 134 <groupId>com.oracle</groupId> 135 <artifactId>ojdbc6</artifactId> 136 <version>12.1.0.1-atlassian-hosted</version> 137 </dependency> 138 139 <dependency> 140 <groupId>mysql</groupId> 141 <artifactId>mysql-connector-java</artifactId> 142 <version>5.1.30</version> 143 </dependency> 144 145 146 147 148 </dependencies> 149 150 151 152 153 <build> 154 <finalName>zxm02</finalName> 155 </build> 156 </project>

pox.xml的东西不要全部复制粘贴,比如工程的名字就不一样,复制dependencies里的就行,

这里说一下,ojdbc6的jar包,因为版权原因,maven不能下载,需要先下载到本地再在引用(非maven的小伙伴可跳过)    友情链接:https://blog.csdn.net/qq_38263715/article/details/80698499

导包成功后,我们进行第二步

二。我的web.xml

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 
 3 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 4          xmlns="http://xmlns.jcp.org/xml/ns/javaee" 
 5          xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" 
 6          id="WebApp_ID" version="3.1">
 7 
 8 
 9          
10       <context-param>
11           <param-name>contextConfigLocation</param-name>
12           <param-value>classpath:app.xml</param-value>
13       </context-param>
14       <listener>
15           <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
16       </listener>
17       
18       <servlet>
19         <servlet-name>springmvc</servlet-name>
20         <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
21         <init-param>
22             <param-name>contextConfigLocation</param-name>
23             <param-value>classpath:springmvc.xml</param-value>
24         </init-param>
25         <load-on-startup>1</load-on-startup>
26     </servlet>
27     
28     
29     <servlet-mapping>
30         <servlet-name>springmvc</servlet-name>
31         <url-pattern>*.do</url-pattern>
32     </servlet-mapping>
33     
34       
35          
36 </web-app>

其实我这里只有两个东西:1是加载app.xml(大多数人写的是applicationContext.xml,我简写了)

            2是加载springmvc.xml

      下面那个<servlet-mapping>是拦截请求用的,他会拦截所有以.do结尾的url,这个可以自己选,*.什么都可以

既然要加载这两个文件,我们就要写出来,要不然会报错的

三。app.xml

 1 <beans xmlns="http://www.springframework.org/schema/beans"
 2     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 3     xmlns:mvc="http://www.springframework.org/schema/mvc"
 4     xmlns:context="http://www.springframework.org/schema/context"
 5     xmlns:aop="http://www.springframework.org/schema/aop" 
 6     xmlns:tx="http://www.springframework.org/schema/tx"
 7     xsi:schemaLocation="http://www.springframework.org/schema/beans 
 8         http://www.springframework.org/schema/beans/spring-beans-3.2.xsd 
 9         http://www.springframework.org/schema/mvc 
10         http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd 
11         http://www.springframework.org/schema/context 
12         http://www.springframework.org/schema/context/spring-context-3.2.xsd 
13         http://www.springframework.org/schema/aop 
14         http://www.springframework.org/schema/aop/spring-aop-3.2.xsd 
15         http://www.springframework.org/schema/tx 
16         http://www.springframework.org/schema/tx/spring-tx-3.2.xsd ">
17         
18 
19     <context:component-scan base-package="com.impl"></context:component-scan>
20         
21 
22     <context:property-placeholder location="classpath:mysql.properties"/>
23     <bean id="dataSource" class="org.apache.commons.dbcp2.BasicDataSource"
24         destroy-method="close">
25         <property name="driverClassName" value="${jdbc.driverClassName}" />
26         <property name="url" value="${jdbc.url}" />
27         <property name="username" value="${jdbc.username}" />
28         <property name="password" value="${jdbc.password}" />
29     </bean>
30     
31     
32     
33     
34     <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
35         <property name="dataSource" ref="dataSource" />
36         <property name="mapperLocations" value="classpath:resource/userMapper.xml" />
37     </bean>   
38     
39     
40 
41     <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
42         <property name="basePackage" value="com.dao"/>
43         <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
44     </bean>
45 
46     <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
47         <property name="dataSource" ref="dataSource"/>    
48     </bean>
49 
50 </beans>

这里配置了包扫描,连接数据库的,有几处用到了包路径的名字!!仔细改成你的路径(4处)

四。springmvc.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:mvc="http://www.springframework.org/schema/mvc"
    xmlns:context="http://www.springframework.org/schema/context"
    xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xsi:schemaLocation="http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans-3.2.xsd 
        http://www.springframework.org/schema/mvc 
        http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd 
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context-3.2.xsd 
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop-3.2.xsd 
        http://www.springframework.org/schema/tx 
        http://www.springframework.org/schema/tx/spring-tx-3.2.xsd ">
        
<!-- 开启controller注解支持 -->
    <!-- 注意事项请参考:http://jinnianshilongnian.iteye.com/blog/1762632 -->
    <!-- 扫描注解的,context是负责扫描的 -->
    <context:component-scan base-package="com.controller" use-default-filters="false">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller" />
        <context:include-filter type="annotation" expression="org.springframework.web.bind.annotation.ControllerAdvice" />
    </context:component-scan>
    <!--使用mvc:annotation-driven代替上边注解映射器和注解适配器 配置 如果使用mvc:annotation-driven就不用配置上面的
        RequestMappingHandlerMapping和RequestMappingHandlerAdapter-->
    <mvc:annotation-driven></mvc:annotation-driven>
    
    <!-- 配置视图解析器    -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!--配置jsp路径的前缀  -->
        <property name="prefix" value="/WEB-INF/view/"/>
        <!--配置jsp路径的后缀  -->
        <property name="suffix" value=".jsp"/>
    </bean>
    
    
    
     <bean id="mappingJacksonHttpMessageConverter"
       class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
       <property name="supportedMediaTypes">
          <list>
             <value>app/json;charset=UTF-8</value>
          </list>
       </property>
    </bean>
    
    <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
       <property name="messageConverters">
          <list>
             <!--json视图拦截器,读取到@ResponseBody的时候去配置它 -->
             <ref bean="mappingJacksonHttpMessageConverter" />
          </list>
       </property>
    </bean>
    
 
</beans>

这里配置了controller的扫描和一个试图解析器,就是controller不用@ResponseBody时,返回页面的时候,会用到他,加一个前缀,加一个后缀

下面那俩配完了就允许返回java类的数据

五。这两个xml我们写完了,我们再连接一个数据库

db.properties(oracle)

jdbc.driverClassName=oracle.jdbc.driver.OracleDriver
jdbc.url=jdbc:oracle:thin:@localhost:1521:orcl
jdbc.username=zxm
jdbc.password=zxm

mysql.properties(mysql)

1 jdbc.driverClassName=com.mysql.jdbc.Driver
2 jdbc.url=jdbc:mysql://localhost:3306/database01useUnicode=true&characterEncoding=UTF8
3 jdbc.username=root
4 jdbc.password=root

我也不打码了,这个数据库,用户名,密码要改成你们的

mysql的我加了一个转码的

六。下一步是controller   dao   entity   service  service_impl  usermapper.xml

这几个分别是 控制层  dao层  实体类  服务层  实现服务层  和  写语句的表

0.首先建一个实体类(要与数据库里的属性相对应)

技术图片

 

 

1.controller    被。do拦截的页面先来这里(a是我测试用的)

技术图片

 

 2.然后走service的方法

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3.然后impl实现这个接口

技术图片

 

 4.再去找dao

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 5.dao里的名字与usermapper.xml的id相对应,去找usermapper.xml

技术图片

 

 6.至此,后台的东西就写完了,框架也搭

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