IDEA 中生成 MyBatis 逆向工程实践

          <!--mybatis 逆向生成插件-->
            <plugin>
                <groupId>org.mybatis.generator</groupId>
                <artifactId>mybatis-generator-maven-plugin</artifactId>
                <version>1.3.2</version>
                <configuration>
                    <configurationFile>src/main/resources/generatorConfig.xml</configurationFile>
                    <verbose>true</verbose>
                    <overwrite>true</overwrite>
                </configuration>
                <executions>
                    <execution>
                        <id>Generate MyBatis Artifacts</id>
                    </execution>
                </executions>
                <dependencies>
                    <dependency>
                        <groupId>org.mybatis.generator</groupId>
                        <artifactId>mybatis-generator-core</artifactId>
                        <version>1.3.2</version>
                    </dependency>
                </dependencies>
            </plugin>

<?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>
    <properties resource="jdbc.properties"/>
    <classPathEntry location="${jdbc_driverLocation}"/> <!--指定特定数据库的jdbc驱动jar包的位置-->

    <context id="default" targetRuntime="MyBatis3">
        <!-- optional，旨在创建class时，对注释进行控制 -->
        <commentGenerator>
            <property name="suppressDate" value="true"/>
            <property name="suppressAllComments" value="true"/>
        </commentGenerator>

        <!--jdbc的数据库连接 -->
        <jdbcConnection
                driverClass="${jdbc_driverClass}"
                connectionURL="${jdbc_url}"
                userId="${jdbc_user}"
                password="${jdbc_pwd}">
        </jdbcConnection>

        <!-- 非必需，类型处理器，在数据库类型和java类型之间的转换控制-->
        <javaTypeResolver><property name="forceBigDecimals" value="false"/></javaTypeResolver>

        <!-- Model模型生成器,用来生成含有主键key的类，记录类 以及查询Example类
            targetPackage     指定生成的model生成所在的包名
            targetProject     指定在该项目下所在的路径
        -->
        <javaModelGenerator targetPackage="com.rambo.sdm.dao.pojo" targetProject="src/main/java">
            <!-- 是否允许子包，即targetPackage.schemaName.tableName -->
            <property name="enableSubPackages" value="false"/>
            <!-- 是否对model添加 构造函数 -->
            <property name="constructorBased" value="true"/>
            <!-- 是否对类CHAR类型的列的数据进行trim操作 -->
            <property name="trimStrings" value="true"/>
            <!-- 建立的Model对象是否 不可改变  即生成的Model对象不会有 setter方法，只有构造方法 -->
            <property name="immutable" value="false"/>
        </javaModelGenerator>

        <!--Mapper映射文件生成所在的目录 为每一个数据库的表生成对应的SqlMap文件 -->
        <sqlMapGenerator targetPackage="com.rambo.sdm.dao.mapper" targetProject="src/main/java">
            <property name="enableSubPackages" value="false"/>
        </sqlMapGenerator>

        <!-- 客户端代码，生成易于使用的针对Model对象和XML配置文件 的代码
                type="ANNOTATEDMAPPER",生成Java Model 和基于注解的Mapper对象
                type="MIXEDMAPPER",生成基于注解的Java Model 和相应的Mapper对象
                type="XMLMAPPER",生成SQLMap XML文件和独立的Mapper接口
        -->
        <javaClientGenerator targetPackage="com.rambo.sdm.dao.inter" targetProject="src/main/java" type="XMLMAPPER">
            <property name="enableSubPackages" value="true"/>
        </javaClientGenerator>

        <table tableName="user" domainObjectName="UserPO">
            <generatedKey column="uuid" sqlStatement="SELECT REPLACE(UUID(),'-','') UUID FROM DUAL"/>
        </table>
    </context>
</generatorConfiguration>

jdbc_driverLocation=D:\\Program Files\\Repository\\mysql\\mysql-connector-java\\5.1.38\\mysql-connector-java-5.1.38.jar
jdbc_driverClass=com.mysql.jdbc.Driver
jdbc_url=jdbc:mysql://localhost:3306/db_test?useUnicode=true&characterEncoding=utf-8
jdbc_user=root
jdbc_pwd=123456
validationQuery = select 1

    public int deleteUserApplyInfo(long user_id,long team_id){
        StudyTeamUserApplyInfoExample ue = new StudyTeamUserApplyInfoExample();
        ue.createCriteria().andUserIdEqualTo(new BigDecimal(user_id)).andTeamIdEqualTo(new BigDecimal(team_id));
        return studyTeamUserApplyInfoDAO.deleteByExample(ue);
    }

   public int updateStudyTeamInfo(StudyTeamInfo st){
        StudyTeamInfoExample ste = new StudyTeamInfoExample();
        ste.createCriteria().andTeamIdEqualTo(st.getTeamId());
        return studyTeamInfoDAO.updateByExampleSelective(st,ste);
    }

public List<StudyTeamInfo> getStudyTeamInfoByName(String team_name){
        StudyTeamInfoExample se = new StudyTeamInfoExample();
        se.createCriteria().andTeamNameLike("%"+team_name+"%").andEnableEqualTo((short)1);
        se.setOrderByClause("team_score desc");
        List<StudyTeamInfo> ls = studyTeamInfoDAO.selectByExample(se);
        if(ls!=null&&ls.size()>0){
            return ls;
        }
        return null;
    }

public StudyTeamLevel getStudyTeamLevel(long score){
        StudyTeamLevelExample le = new StudyTeamLevelExample();
        le.createCriteria().andNeedScoreLessThanOrEqualTo(score).andUpScoreGreaterThan(score);
        List<StudyTeamLevel> ls = studyTeamLevelDAO.selectByExample(le);
        if(ls!=null&&ls.size()>0){
            return ls.get(0);
        }
        return null;
    }