SSM框架(2)使用idea搭建ssm框架之配置文件
本篇接着上一篇接着讲相关配置和使用。
首先我们说一下pom.xml这个文件。在里面我们需要什么jar就添加什么。
配置文件
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.scaffold.ssm</groupId>
<artifactId>scaffold_ssm</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>war</packaging>
<name>scaffold_ssm Maven Webapp</name>
<!-- FIXME change it to the project's website -->
<url>http://www.example.com</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<spring.version>5.0.5.RELEASE</spring.version>
<mybatis.version>3.4.5</mybatis.version>
<!-- 日志的版本 -->
</properties>
<dependencies>
<!-- springframework start -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-oxm</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- springframework end -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.45</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.9.5</version>
</dependency>
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>2.6</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
<version>1.4</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.3</version>
</dependency>
<dependency>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-core</artifactId>
<version>1.3.5</version>
</dependency>
</dependencies>
<build>
<finalName>scaffold_ssm</finalName>
<plugins>
<plugin>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-maven-plugin</artifactId>
<version>1.3.2</version>
<configuration>
<verbose>true</verbose>
<overwrite>true</overwrite>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.xml</include>
</includes>
</resource>
<resource>
<directory>src/main/resource</directory>
<includes>
<include>**/*.xml</include>
<include>**/*.properties</include>
</includes>
</resource>
</resources>
</build>
</project>
jdbc.properties
driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/db?useUnicode=true&characterEncoding=utf-8
username=root
password=root
#定义初始连接数
initialSize=0
#定义最大连接数
maxActive=20
#定义最大空闲
maxIdle=20
#定义最小空闲
minIdle=1
#定义最长等待时间
maxWait=60000
log4j.properties
### set log levels ###
log4j.rootLogger = INFO
###输出到控制台###
log4j.logger.toConsole=debug,stdout
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern =%d{yyyy-MM-dd HH\:mm\:ss} [%5p] - %c -%F(%L) -%m%n
generator.properties
driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/db?useUnicode=true&characterEncoding=utf-8
username=root
password=root
#entity 包名和 java目录
modelPackage=com.scaffold.ssm.entity
modelProject=src/main/java
#mapper包名 和resources目录
sqlPackage=com.scaffold.ssm.mapper
sqlProject=src/main/java
#dao包名和 java目录
mapperPackage=com.scaffold.ssm.dao
mapperProject=src/main/java
table=boy
generatorConfig.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
<generatorConfiguration>
<!--导入属性配置 -->
<properties resource="generator.properties"/>
<classPathEntry
location="D:\java\m2\repository\mysql\mysql-connector-java\5.1.45\mysql-connector-java-5.1.45.jar" />
<context id="context1">
<!-- 注释 -->
<commentGenerator>
<property name="suppressAllComments" value="true" /><!-- 是否取消注释 -->
<property name="suppressDate" value="true" /> <!-- 是否生成注释代时间戳 -->
</commentGenerator>
<jdbcConnection driverClass="${driver}"
connectionURL="${url}"
userId="${username}"
password="${password}" />
<!-- 类型转换 -->
<javaTypeResolver>
<!-- 是否使用bigDecimal, false可自动转化以下类型(Long, Integer, Short, etc.) -->
<property name="forceBigDecimals" value="false" />
</javaTypeResolver>
<javaModelGenerator targetPackage="${modelPackage}"
targetProject="${modelProject}" />
<sqlMapGenerator targetPackage="${sqlPackage}" targetProject="${sqlProject}" />
<javaClientGenerator targetPackage="${mapperPackage}"
targetProject="${mapperProject}" type="XMLMAPPER" />
<!-- 如果需要通配所有表 直接用sql的通配符 %即可 -->
<table schema="" tableName="${table}" enableCountByExample="false"
enableUpdateByExample="false" enableDeleteByExample="false"
enableSelectByExample="false" selectByExampleQueryId="false"/>
</context>
</generatorConfiguration>
web.xml
<?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" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0">
<display-name>scaffold_ssm</display-name>
<!-- 配置编码方式-->
<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>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 配置springmvc的前端控制器 指向spring-mvc.xml 程序在启动的时候就加载springmvc 可以接受所有请求 load-on-startup:表示启动容器时初始化该Servlet; -->
<servlet>
<servlet-name>springServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<!-- 可以自定义servlet.xml配置文件的位置和名称, 默认为WEB-INF目录下,名称为[<servlet-name>]-servlet.xml,如spring-servlet.xml -->
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value> classpath:applicationContext.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- 将前端URL请求和后台处理方法controller建立对应关系-->
<servlet-mapping>
<servlet-name>springServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!-- Spring配置 -->
<listener>
<listener-class>
org.springframework.web.context.ContextLoaderListener
</listener-class>
</listener>
<!-- 取消对某一类文件的拦截-->
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.md</url-pattern>
</servlet-mapping>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value> classpath:applicationContext.xml</param-value>
</context-param>
<!-- 欢迎页面-->
<welcome-file-list>
<welcome-file>/WEB-INF/index.jsp</welcome-file>
</welcome-file-list>
<!--404错误展示页面,可自行配置-->
<!--<error-page>-->
<!--<error-code>404</error-code>-->
<!--<location>/WEB-INF/views/404.jsp</location>-->
<!--</error-page>-->
<!--设置session失效时间为30分钟 -->
<session-config>
<session-timeout>600</session-timeout>
</session-config>
</web-app>
applicationContext
<?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:beans="http://www.springframework.org/schema/beans"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.3.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.3.xsd" >
<!-- ①:对com.springmvc包中的所有类进行扫描,以完成Bean创建和自动依赖注入的功能 -->
<context:component-scan base-package="com.scaffold.ssm"/>
<!-- 开启注解 -->
<mvc:annotation-driven />
<!-- 静态资源访问 -->
<!--如果webapp下你新建了文件夹,想访问里面的静态资源,那么就要在这配置一下-->
<mvc:resources location="/images/" mapping="/images/**"/>
<mvc:resources location="/css/" mapping="/css/**"/>
<mvc:resources location="/styles/" mapping="/styles/**"/>
<mvc:resources location="/js/" mapping="/js/**"/>
<!-- Configures the @Controller programming model
<mvc:annotation-driven />-->
<!-- ②: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.method.annotation.RequestMappingHandlerAdapter">
<property name="messageConverters">
<list>
<ref bean="mappingJacksonHttpMessageConverter"/>
</list>
</property>
</bean>
<bean id="mappingJacksonHttpMessageConverter" class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>application/json;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 配置视图解析器,把控制器的逻辑视频映射为真正的视图 -->
<!-- /WEB-INF/jsp/start.jsp -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- 配置dbcp数据库连接池 -->
<!-- <context:property-placeholder location="classpath:db.properties"/> -->
<!--数据库配置 -->
<bean id = "propertyConfigurer" class = "org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:jdbc.properties</value>
</list>
</property>
</bean>
<!-- 数据库连接池 -->
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
<property name="driverClassName" value="${driver}"/>
<property name="url" value="${url}"/>
<property name="username" value="${username}"/>
<property name="password" value="${password}"/>
<property name="initialSize" value="1"/>
<property name="maxActive" value="100"/>
<property name="maxIdle" value="5"/>
<property name="maxWait" value="80000"/>
</bean>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!-- 拦截器 -->
<mvc:interceptors>
<!-- 国际化操作拦截器 如果采用基于(请求/Session/Cookie)则必需配置 -->
<bean class="org.springframework.web.servlet.i18n.LocaleChangeInterceptor" />
</mvc:interceptors>
<!-- 定义无Controller的path<->view直接映射 -->
<!-- <mvc:view-controller path="/" view-name="redirect:/" /> -->
<!-- mybatis配置 -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!-- 数据源 -->
<property name="dataSource" ref="dataSource"/>
<property name="mapperLocations" value="classpath*:com/scaffold/ssm/mapper/*.xml"/>
<property name="typeAliasesPackage" value="com.scaffold.ssm.entity"/>
</bean>
<!-- 扫描dao文件,产生动态代理类 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.scaffold.ssm.dao"/>
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
</bean>
</beans>
然后配置idea添加Tomcat。我们需要选择war.exploded模式、on frame换成update classes and resources,修改页面不用重启服务器,达到热部署。
在maven点击 mybatis-generator:generate