自从进入一家游戏公司以后,就抛弃了eclipse转战于idea,刚开始一直很不习惯,但是用了一周以后,在打开eclipse的时候,有一种想卸载掉的冲动,好吧,我是觉得idea比eclipse好用,关于它们的战争我们就不讨论了,下面介绍一下idea中怎么搭建ssm基于maven的整合框架吧。
作为一个优秀的框架,spring一直横穿整合javaee的世界,在学习javaweb的时候,由原来的servlet学习到spring框架,整个过程的时间大概也有2年了吧,在学校的时候,一直使用ssh(Struts2)这个框架。后来接触springmvc,springboot等,我还是喜欢spring的产品的。尽管它有那么点难懂,
在idea中首先我们建立一个maven项目
如图
next->写上项目名
继续下一步
这个地方一定要添加一个 archetypeversion=release
创建完项目后创建对应的文件夹
源码路径,资源路径,webapp路径等如图所示
创建完相应 的文件夹后然后点击右上角
打开之后选择 modules添加spring,web等
然后在添加war包,将项目打包成war。
到此,有关界面上的操作就是这样了,然后来看整合文件了。
首先我们在resources文件加下创建一个spring子文件夹用于添加配置 如图所示
在这里首先把jar引进来,由于项目是通过maven管理的,所以只要添加pom文件就可以了。
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.twjitm.web</groupId>
<artifactId>twjitm</artifactId>
<version>1.0-SNAPSHOT</version>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-core -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>4.3.9.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework.data/spring-data-redis -->
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-redis</artifactId>
<version>1.7.2.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.3.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.38</version>
</dependency>
<!-- https://mvnrepository.com/artifact/redis.clients/jedis -->
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.9.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.8.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.8.5</version>
</dependency>
<!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload -->
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.1</version>
</dependency>
<!-- https://mvnrepository.com/artifact/commons-io/commons-io -->
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.mchange/c3p0 -->
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.5.2</version>
</dependency>
</dependencies>
</project>
然后再是添加spring配置文件
正如上图所示:第一个文件
applicationContext.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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
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.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!--自定义拦截器-->
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/*.do"/>
<bean class="com.twjitm.aop.TwjItmInterceptor"></bean>
</mvc:interceptor>
</mvc:interceptors>
<!-- 切入点 -->
<!--<tx:advice id="transactionAdvice" transaction-manager="transactionManager">
<!– spring事物管理 –>
<tx:attributes>
<tx:method name="add*" />
<tx:method name="save*" />
<tx:method name="Save*" />
<tx:method name="update*" />
<tx:method name="modify*" />
<tx:method name="edit*" />
<tx:method name="delete*" />
<tx:method name="remove*" />
<tx:method name="change*" />
<tx:method name="repair" />
<tx:method name="deleteAndRepair" />
<tx:method name="login*" />
<tx:method name="get*" propagation="SUPPORTS" />
<tx:method name="find*" propagation="SUPPORTS" />
<tx:method name="load*" propagation="SUPPORTS" />
<tx:method name="search*" propagation="SUPPORTS" />
<tx:method name="datagrid*" propagation="SUPPORTS" />
<tx:method name="*" propagation="SUPPORTS" />
</tx:attributes>
</tx:advice>
<aop:config proxy-target-class="true">
<aop:pointcut id="transactionPointcut" expression="execution(* com.twjitm.*.service.Impl.*.*(..))" />
<aop:advisor pointcut-ref="transactionPointcut"
advice-ref="transactionAdvice" />
</aop:config>-->
</beans>
然后是 applicationContext-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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<context:component-scan base-package="com.twjitm.*.*"/>
<!-- 开启SpringMVC注解模式 -->
<mvc:annotation-driven/>
<!-- 静态资源默认servlet配置 -->
<mvc:default-servlet-handler/>
<bean name="mappingJacksonHttpMessageConverter"
class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 启动SpringMVC的注解功能,完成请求和注解POJO的映射 -->
<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
<property name="messageConverters">
<list>
<ref bean="mappingJacksonHttpMessageConverter"/> <!-- JSON转换器 -->
</list>
</property>
</bean>
<!-- 定义跳转的文件的前后缀 ,视图模式配置 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="order" value="1"/>
<property name="prefix" value="/jsp/" />
<property name="suffix" value=".jsp"/>
</bean>
<!--这里是对静态资源的映射-->
<mvc:resources mapping="/js/**" location="/js/" />
<mvc:resources mapping="/css/**" location="/css/" />
<mvc:resources mapping="/img/**" location="/img/" />
<!-- 文件上传配置 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!-- 默认编码 -->
<property name="defaultEncoding" value="UTF-8"/>
<!-- 上传文件大小限制为31M,31*1024*1024 -->
<property name="maxUploadSize" value="32505856"/>
<!-- 内存中的最大值 -->
<property name="maxInMemorySize" value="4096"/>
</bean>
</beans>
然后是 applicationContext-mybatis.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:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<context:component-scan base-package="com.twjitm.*.service" use-default-filters="false"/>
<!-- 配置数据库相关参数properties的属性:${url} -->
<context:property-placeholder location="classpath:jdbc/jdbc.properties"/>
<!--<bean id="properties" class="org.springframework.beans.factory.config.PropertiesFactoryBean">
<property name="location">
<list>
<value>classpath:jdbc/jdbc.properties</value>
</list>
</property>
<property name="fileEncoding" value="utf-8"></property>
</bean>-->
<!-- 数据库连接池 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${jdbc.driver}"/>
<property name="jdbcUrl" value="${jdbc.url}"/>
<property name="user" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
<property name="maxPoolSize" value="${c3p0.maxPoolSize}"/>
<property name="minPoolSize" value="${c3p0.minPoolSize}"/>
<property name="autoCommitOnClose" value="${c3p0.autoCommitOnClose}"/>
<property name="checkoutTimeout" value="${c3p0.checkoutTimeout}"/>
<property name="acquireRetryAttempts" value="${c3p0.acquireRetryAttempts}"/>
</bean>
<!-- 配置SqlSessionFactory对象 -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!-- 注入数据库连接池 -->
<property name="dataSource" ref="dataSource"/>
<!-- 扫描model包 使用别名 -->
<property name="typeAliasesPackage" value="com.twjitm.*.entity"/>
<!-- 扫描sql配置文件:mapper需要的xml文件 -->
<property name="mapperLocations" value="classpath:mapper/*.xml"/>
<property name="configurationProperties">
<props>
<prop key="mapUnderscoreToCamelCase">true</prop>
</props>
</property>
</bean>
<!-- 配置扫描Dao接口包,动态实现Dao接口,注入到spring容器中 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 注入sqlSessionFactory -->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
<!-- 给出需要扫描Dao接口包 -->
<property name="basePackage" value="com.twjitm.*.dao"/>
</bean>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<!-- 注入数据库连接池 -->
<property name="dataSource" ref="dataSource"/>
</bean>
<!-- 配置基于注解的声明式事务 -->
<tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>
</beans>
然后是 applicationContext-redis.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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<context:property-placeholder location="classpath:redis/redis.properties" />
<bean id="poolConfig" class="redis.clients.jedis.JedisPoolConfig">
<property name="maxIdle" value="${redis.maxIdle}" />
<property name="testOnBorrow" value="${redis.testOnBorrow}" />
</bean>
<bean id="connectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory"
p:host-name="${redis.host}"
p:port="${redis.port}"
p:password="${redis.pass}"
p:pool-config-ref="poolConfig"/>
<bean id="redisTemplate" class="org.springframework.data.redis.core.StringRedisTemplate">
<property name="connectionFactory" ref="connectionFactory" />
</bean>
</beans>
通过这种方式命名的话可以统一进行管理和进入到web.xml中。
jdbc配置文件
jdbc.properties
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://127.0.0.1:3306/twjitm?useUnicode=true&characterEncoding=utf-8
jdbc.username=root
jdbc.password=123456
#最大连接数
c3p0.maxPoolSize=30000
#最小连接数
c3p0.minPoolSize=10
#关闭连接后不自动commit
c3p0.autoCommitOnClose=false
#获取连接超时时间
c3p0.checkoutTimeout=10000
#当获取连接失败重试次数
c3p0.acquireRetryAttempts=2
redis.properties
redis.host=127.0.0.1
redis.port=6379
redis.pass=xx
redis.maxIdle=300
redis.testOnBorrow=true
最后就是关于web.xml的配置了,如下所示
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1">
<welcome-file-list>
<welcome-file>jsp/index.jsp</welcome-file>
</welcome-file-list>
<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:spring/applicationContext*.xml</param-value>
<!-- <param-value>classpath:bean/applicationContext.xml</param-value>-->
</init-param>
<load-on-startup>1</load-on-startup>
<async-supported>true</async-supported>
</servlet>
<servlet-mapping>
<servlet-name>SpringMVC</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring/applicationContext*.xml</param-value>
</context-param>
<!-- 编码过滤器 -->
<filter>
<filter-name>encodingFilter</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>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- spring监听器 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 防止spring内存溢出监听器,比如quartz -->
<listener>
<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
</listener>
<session-config>
<session-timeout>30</session-timeout>
</session-config>
</web-app>
到这整合搭建到是完成了,我们编写一个测试类进行测试
在数据库中执行sql脚本:
CREATE TABLE `user` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '用户ID',
`email` varchar(255) NOT NULL COMMENT '用户邮箱',
`password` varchar(255) NOT NULL COMMENT '用户密码',
`username` varchar(255) NOT NULL COMMENT '用户昵称',
`role` varchar(255) NOT NULL COMMENT '用户身份',
`status` int(1) NOT NULL COMMENT '用户状态',
`regTime` datetime NOT NULL COMMENT '注册时间',
`regIp` varchar(255) NOT NULL COMMENT '注册IP',
PRIMARY KEY (`id`),
UNIQUE KEY `email` (`email`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;
INSERT INTO `user` VALUES ('1', 'xxx', 'xxxxx', 'xxxxx', 'root', '0', '2017-03-28 09:40:31', '127.0.0.1');
SET FOREIGN_KEY_CHECKS=1;
获得一张表,然后编写mapper映射文件
user.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<!-- 设置为IUserDao接口方法提供sql语句配置 -->
<mapper namespace="com.twjitm.user.dao.IUserDao">
<resultMap id="userList" type="com.twjitm.user.entity.User">
<id column="id" property="id" ></id>
<id column="email" property="email" ></id>
<id column="password" property="password" ></id>
<id column="username" property="username" ></id>
<id column="role" property="role" ></id>
<id column="status" property="status" ></id>
<id column="regTime" property="regTime" ></id>
<id column="regIp" property="regIp" ></id>
</resultMap>
<select id="getAllUser" resultMap="userList">
SELECT * FROM user
</select>
</mapper>
再dao中创建一个方法,如代码所示
package com.twjitm.user.dao;
import com.twjitm.user.entity.User;
import org.springframework.stereotype.Repository;
import java.util.List;
/**
* Created by Administrator on 2017/8/26.
*/
@Repository
public interface IUserDao {
public List<User> getAllUser();
}
注意这个地方和ssh不一样的是,dao中只有接口的定义,没有实现。在接口上添加repository注解。
然后添加service层,如代码所示
package com.twjitm.user.service;
import com.twjitm.user.entity.User;
import java.util.List;
/**
* Created by twjitm on 2017/8/26.
*/
public interface IUserService {
public List<User> getUser();
}
实现类
package com.twjitm.user.service.Impl;
import com.twjitm.user.dao.IUserDao;
import com.twjitm.user.entity.User;
import com.twjitm.user.service.IUserService;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.util.List;
/**
* Created by Administrator on 2017/8/26.
*/
@Service("userService")
public class UserServiceImpl implements IUserService{
@Resource
private IUserDao userDao;
public List<User> getUser() {
return userDao.getAllUser();
}
}
然后写一个controller了,如图所示
UserController.java
package com.twjitm.user.controller;
import com.twjitm.user.service.IUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.annotation.Resource;
import java.util.List;
/**
* Created by Administrator on 2017/8/26.
*/
@Controller
@RequestMapping("/user")
public class UserController {
@Autowired
public IUserService userService;
@RequestMapping("info")
@ResponseBody
public List userInfor(){
System.out.println("----------------------------------------------");
System.out.println( userService.getUser().size());
return userService.getUser();
}
}
最后就是发布项目了添加tomcat,点击右上角的小图标
然后点击+ 找到local
然后进行配置,把打好的war包添加到tomcat中
然后运行tomcat,若是看到successful等字样就是运行成功了,
然后在浏览器中运行
简单的环境搭建就是这样,各位研究吧
源码我上传到这了,大家需要的话可以直接下载,导入到项目中运行即可。
源码下载地址:
https://download.csdn.net/download/baidu_23086307/10552306