ssm整合配置文件记录

  首先是maven的依赖: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.xxx</groupId>
    <artifactId>xxx</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>common-utils</module>
        <module>xxx-data</module>
        <module>xxx-service</module>
        <module>xxx-controller</module>
        <module>xxx-api</module>
        <module>xxx-web</module>
    </modules>

    <properties>
        <spring.version>4.3.8.RELEASE</spring.version>
        <mybatis.version>3.4.1</mybatis.version>
        <mybatis.spring.version>1.3.0</mybatis.spring.version>
        <mysql.connector.version>6.0.6</mysql.connector.version>
        <log4j.version>1.2.17</log4j.version>
        <slf4j.version>1.7.21</slf4j.version>
        <fastjson.version>1.2.38</fastjson.version>
        <druid.version>1.1.6</druid.version>
        <commons-io.version>2.4</commons-io.version>
        <commons-lang3.version>3.4</commons-lang3.version>
        <shiro.version>1.2.3</shiro.version>
        <jstl.version>1.2</jstl.version>
        <standard.version>1.1.2</standard.version>
    </properties>

    <dependencies>

        <!-- spring begin -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</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-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${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-test</artifactId>
            <version>${spring.version}</version>
            <scope>test</scope>
        </dependency>
        <!-- spring end -->

        <!-- mybatis begin -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>${mybatis.version}</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>${mybatis.spring.version}</version>
        </dependency>
        <!-- mybatis end -->

        <!-- shiro -->
        <dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-core</artifactId>
            <version>${shiro.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-web</artifactId>
            <version>${shiro.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-spring</artifactId>
            <version>${shiro.version}</version>
        </dependency>
        <!-- shiro -->

        <!-- jdbc begin -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.connector.version}</version>
        </dependency>
        <!-- jdbc end -->

        <!-- log -->
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>${log4j.version}</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>${slf4j.version}</version>
        </dependency>

        <!-- 代码直接调用commons-logging会被桥接到slf4j -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>jcl-over-slf4j</artifactId>
            <version>${slf4j.version}</version>
        </dependency>

        <!-- 代码直接调用java.util.logging会被桥接到slf4j -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>jul-to-slf4j</artifactId>
            <version>${slf4j.version}</version>
        </dependency>
        <!-- log -->

        <!-- JSON begin -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>${fastjson.version}</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.5.1</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.5.1</version>
        </dependency>
        <!-- JSON end -->

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid.version}</version>
        </dependency>


        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>
            <version>${commons-lang3.version}</version>
        </dependency>
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>${commons-io.version}</version>
        </dependency>
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.3.1</version>
        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.9</version>
        </dependency>

        <!-- 添加Servlet支持 -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>3.1.0</version>
        </dependency>

        <dependency>
            <groupId>javax.servlet.jsp</groupId>
            <artifactId>javax.servlet.jsp-api</artifactId>
            <version>2.3.1</version>
        </dependency>
    </dependencies>

    <build>
        <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>
                <executions>
                    <execution>
                        <id>Generate MyBatis Artifacts</id>
                        <goals>
                            <goal>generate</goal>
                        </goals>
                    </execution>
                </executions>
                <dependencies>
                    <dependency>
                        <groupId>org.mybatis.generator</groupId>
                        <artifactId>mybatis-generator-core</artifactId>
                        <version>1.3.2</version>
                    </dependency>
                </dependencies>
            </plugin>
        </plugins>

        <resources>
            <resource>
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.properties</include>
                    <include>**/*.xml</include>
                </includes>
                <filtering>false</filtering>
            </resource>
        </resources>
    </build>
</project>

  其中加入了mybatis generator的插件

  接下来是web.xml文件:

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0"
         xmlns="http://java.sun.com/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee

http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">

  <display-name>xxx</display-name>

  <!-- 404错误拦截 -->
  <error-page>
    <error-code>404</error-code>
    <location>/error404.jsp</location>
  </error-page>
  <!-- 500错误拦截 -->
  <error-page>
    <error-code>500</error-code>
    <location>/error500.jsp</location>
  </error-page>

  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>

  <!-- 解决post乱码问题的过滤器 -->
  <filter>
    <filter-name>CharacterEncodingFilter</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>CharacterEncodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

  <!-- shiro过滤器配置-->
  <filter>
    <filter-name>shiroFilter</filter-name>
    <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
  </filter>
  <filter-mapping>
    <filter-name>shiroFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>


  <!-- 加载spring容器 -->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <!-- 防止Spring内存溢出监听器  -->
  <listener>
    <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
  </listener>

  <!-- 配置前端控制器 -->
  <servlet>
    <servlet-name>spring</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:spring/spring-mvc.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
    <async-supported>true</async-supported><!--设置是否启用异步支持-->
  </servlet>
  <servlet-mapping>
    <servlet-name>spring</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>

  <!--会话超时配置(单位为分钟)-->
  <session-config><!--如果某个会话在一定时间未被访问,则服务器可以扔掉以节约内存-->
    <session-timeout>120</session-timeout>
  </session-config>


  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>

</web-app>

  web.xml中加载了spring的总配置文件: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:p="http://www.springframework.org/schema/p"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xsi:schemaLocation="
    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/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
    ">
    <!-- 引入属性文件 -->
    <context:property-placeholder location="classpath*:*.properties" />

    <!-- 配置扫描包路径-->
    <context:component-scan base-package="com.xxx">
        <context:exclude-filter expression="org.springframework.stereotype.Controller" type="annotation" /><!-- 将Controller的注解排除掉,在spring-mvc.xml单独扫描Controller注解 -->
    </context:component-scan>

    <!-- 使用annotation定义事务 -->
    <tx:annotation-driven transaction-manager="transactionManager" />


    <import resource="spring/spring-mybatis.xml"/>

</beans>

  其中又引入了spring-mybatis.xml文件:

<?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:aop="http://www.springframework.org/schema/aop"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="
            http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-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/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/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd"
>

    <bean id="log-filter" class="com.alibaba.druid.filter.logging.Log4jFilter">
        <property name="resultSetLogEnabled" value="true" />
    </bean>
    <!-- 配置数据源 -->
    <bean name="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
        <!--        <property name="driverClassName" value="${jdbc.driverClassName}" /> -->
        <property name="url" value="${jdbc.url}" />
        <property name="username" value="${jdbc.username}" />
        <property name="password" value="${jdbc.password}" />
        <property name="initialSize" value="${jdbc.initialSize}" />
        <property name="minIdle" value="${jdbc.minIdle}" />
        <property name="maxActive" value="${jdbc.maxActive}" />
        <property name="maxWait" value="${jdbc.maxWait}" />
        <property name="timeBetweenEvictionRunsMillis" value="${jdbc.timeBetweenEvictionRunsMillis}" />
        <property name="minEvictableIdleTimeMillis" value="${jdbc.minEvictableIdleTimeMillis}" />
        <property name="validationQuery" value="${jdbc.validationQuery}" />
        <property name="testWhileIdle" value="${jdbc.testWhileIdle}" />
        <property name="testOnBorrow" value="${jdbc.testOnBorrow}" />
        <property name="testOnReturn" value="${jdbc.testOnReturn}" />
        <property name="removeAbandoned" value="${jdbc.removeAbandoned}" />
        <property name="removeAbandonedTimeout" value="${jdbc.removeAbandonedTimeout}" />
        <!--        <property name="logAbandoned" value="${jdbc.logAbandoned}" /> -->
        <property name="filters" value="${jdbc.filters}" />
        <!-- 关闭abanded连接时输出错误日志 -->
        <property name="logAbandoned" value="true" />
        <property name="proxyFilters">
            <list>
                <ref bean="log-filter"/>
            </list>
        </property>

        <!-- 监控数据库 -->
        <!-- <property name="filters" value="stat" /> -->
        <!-- <property name="filters" value="mergeStat" />-->
    </bean>

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="mapperLocations"  >
            <list>
                <value>classpath:com/xxx/data/mapper/*.xml</value>
            </list>
        </property>
    </bean>

    <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
        <constructor-arg index="0" ref="sqlSessionFactory" />
    </bean>

    <!-- DAO接口所在包名,Spring会自动查找其下的类 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.xxx.data.dao" />
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
    </bean>

    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>


</beans>

  然后是springmvc的配置文件:spring-mvc.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">

    <!-- 配置视图解析器 -->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!-- 使用前缀和后缀 -->
        <property name="prefix" value="/WEB-INF/views/"></property>
        <property name="suffix" value=".jsp"></property>
    </bean>

    <!-- 使用组件扫描的方式可以一次扫描多个Controller -->
    <context:component-scan base-package="com.xxx.controller"></context:component-scan>

    <mvc:annotation-driven />

    <!-- 静态资源处理 -->
    <mvc:resources mapping="/resources/**" location="/resources/" />

    <!--配置上传文件数据解析器  -->
    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="maxUploadSize">
            <value>5120000</value>
        </property>
    </bean>

</beans>

  剩下些其他的配置文件有:

  1.database.properties

jdbc.driverClass = com.mysql.jdbc.Driver
jdbc.url = jdbc:mysql://localhost:3306/xxx?serverTimezone=UTC
jdbc.username = root
jdbc.password = root
jdbc.initialSize=3 
jdbc.minIdle=2
jdbc.maxActive=60
jdbc.maxWait=60000
jdbc.timeBetweenEvictionRunsMillis=60000
jdbc.minEvictableIdleTimeMillis=30000
jdbc.validationQuery=SELECT 'x'
jdbc.testWhileIdle=true
jdbc.testOnBorrow=false
jdbc.testOnReturn=false
jdbc.poolPreparedStatements=true
jdbc.maxPoolPreparedStatementPerConnectionSize=20
jdbc.removeAbandoned=true
jdbc.removeAbandonedTimeout=120
jdbc.logAbandoned=false
jdbc.filters=stat

  2.log4j.properties

### set log levels ###
log4j.rootLogger = DEBUG,Console,File

###  输出到控制台  ###
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.Target=System.out
#可以灵活地指定日志输出格式,下面一行是指定具体的格式
log4j.appender.Console.layout=org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern= %d{ABSOLUTE} %5p %c{1}:%L - %m%n


### 输出到日志文件 ###
log4j.appender.File=org.apache.log4j.RollingFileAppender
#指定输出目录
log4j.appender.File.File=${project}/WEB-INF/logs/app.log
log4j.appender.File.DatePattern=_yyyyMMdd'.log'
#定义文件最大大小
log4j.appender.File.MaxFileSize=10MB
log4j.appender.File.Threshold=ALL
log4j.appender.File.layout=org.apache.log4j.PatternLayout
log4j.appender.File.layout.ConversionPattern=[%p][%d{yyyy-MM-dd HH:mm:ss,SSS}][%c]%m%n

  3.如果有用mybatis generator的话需要以下配置文件: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>
    <!-- 数据库配置文件 -->
    <properties resource="database.properties" />

    <!--指定特定数据库的jdbc驱动jar包的位置-->
    <classPathEntry location="E:\maven\repo\mysql\mysql-connector-java\5.1.25\mysql-connector-java-5.1.25.jar"/>

    <!--
    context:生成一组对象的环境
    id:必选,上下文id,用于在生成错误时提示
    defaultModelType:指定生成对象的样式
        1,conditional:类似hierarchical,除了如果一个实体类只包含一个字段,则不会单独生成此实体类;
        2,flat:所有内容(主键,blob)等全部生成在一个对象中;
        3,hierarchical:主键生成一个XXKey对象(key class),Blob等单独生成一个对象,其他简单属性在一个对象中(record class)
    targetRuntime:
        1,MyBatis3:默认的值,生成基于MyBatis3.x以上版本的内容,包括XXXBySample;
        2,MyBatis3Simple:类似MyBatis3,只是不生成XXXBySample;
    introspectedColumnImpl:类全限定名,用于扩展MBG
-->
    <context id="mysqlContext" defaultModelType="flat" targetRuntime="MyBatis3Simple">
        <!-- 生成的Java文件的编码 -->
        <property name="javaFileEncoding" value="UTF-8" />
        <!-- 自动识别数据库关键字,默认false,如果设置为true,根据SqlReservedWords中定义的关键字列表;
             一般保留默认值,遇到数据库关键字(Java关键字),使用columnOverride覆盖  -->
        <property name="autoDelimitKeywords" value="true" />
        <!-- 格式化java代码 -->
        <property name="javaFormatter" value="org.mybatis.generator.api.dom.DefaultJavaFormatter" />
        <!-- 格式化XML代码 -->
        <property name="xmlFormatter" value="org.mybatis.generator.api.dom.DefaultXmlFormatter" />

        <!-- beginningDelimiter和endingDelimiter:指明数据库的用于标记数据库对象名的符号,比如ORACLE就是双引号,MYSQL默认是`反引号; -->
        <property name="beginningDelimiter" value="`"/>
        <property name="endingDelimiter" value="`"/>

        <!-- 注释规则 -->
        <commentGenerator>
            <property name="suppressDate" value="true"/>
            <property name="suppressAllComments" value="true" />
        </commentGenerator>

        <!-- 数据库连接 -->
        <jdbcConnection driverClass="${jdbc.driverClass}" connectionURL="${jdbc.url}" userId="${jdbc.username}" password="${jdbc.password}" />

        <!--指定生成的类型为java类型,避免数据库中number等类型字段 -->
        <javaTypeResolver>
            <!--
            true:使用BigDecimal对应DECIMAL和 NUMERIC数据类型
            false:默认,
                scale>0;length>18:使用BigDecimal;
                scale=0;length[10,18]:使用Long;
                scale=0;length[5,9]:使用Integer;
                scale=0;length<5:使用Short;
            -->
            <property name="forceBigDecimals" value="false"/>
        </javaTypeResolver>

        <!-- 数据库的生成配置 -->
        <!--自动生成的实体的存放包路径 -->
        <javaModelGenerator targetPackage="com.xxx.pojo" targetProject="src/main/java" >
            <property  name="enableSubPackages" value="true"/>
            <property  name="trimStrings" value="true"/>
        </javaModelGenerator>
        <!--自动生成的*Mapper.xml文件存放路径 -->
        <sqlMapGenerator targetPackage="com.xxx.data.mapper" targetProject="src/main/java" >
            <property  name="enableSubPackages" value="true"/>
        </sqlMapGenerator>
        <!--自动生成的*Mapper.java存放路径 -->
        <javaClientGenerator targetPackage="com.xxx.data.dao" targetProject="src/main/java" type="XMLMAPPER" >
            <property  name="enableSubPackages" value="true"/>
        </javaClientGenerator>

        <!-- 此处往下开始项目设置 -->

        <!-- user表 -->
        <table tableName="account" domainObjectName="Account">
            <!-- generatedKey用于生成生成主键的方法,
            如果设置了该元素,MBG会在生成的<insert>元素中生成一条正确的<selectKey>元素,该元素可选
            column:主键的列名;
            sqlStatement:要生成的selectKey语句,有以下可选项:
                Cloudscape:相当于selectKey的SQL为: VALUES IDENTITY_VAL_LOCAL()
                DB2       :相当于selectKey的SQL为: VALUES IDENTITY_VAL_LOCAL()
                DB2_MF    :相当于selectKey的SQL为:SELECT IDENTITY_VAL_LOCAL() FROM SYSIBM.SYSDUMMY1
                Derby      :相当于selectKey的SQL为:VALUES IDENTITY_VAL_LOCAL()
                HSQLDB      :相当于selectKey的SQL为:CALL IDENTITY()
                Informix  :相当于selectKey的SQL为:select dbinfo('sqlca.sqlerrd1') from systables where tabid=1
                MySql      :相当于selectKey的SQL为:SELECT LAST_INSERT_ID()
                SqlServer :相当于selectKey的SQL为:SELECT SCOPE_IDENTITY()
                SYBASE      :相当于selectKey的SQL为:SELECT @@IDENTITY
                JDBC      :相当于在生成的insert元素上添加useGeneratedKeys="true"和keyProperty属性 -->
            <generatedKey column="id" sqlStatement="MySql" identity="true" />
        </table>

        <table tableName="role" domainObjectName="Role">
            <generatedKey column="id" sqlStatement="MySql" identity="true" />
        </table>

        <table tableName="permission" domainObjectName="Permission">
            <generatedKey column="id" sqlStatement="MySql" identity="true" />
        </table>

        <table tableName="account_role" domainObjectName="AccountRole">
        </table>

        <table tableName="role_permission" domainObjectName="RolePermission">
        </table>
    </context>
</generatorConfiguration>
如有错误,欢迎大家指正,共同进步。
原文地址:https://www.cnblogs.com/deng720/p/8414034.html