mybatisconfig

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
    <!-- 全局参数 -->
    <settings>
        <!-- 使全局的映射器启用或禁用缓存。 -->
        <setting name="cacheEnabled" value="true"/>

        <!-- 全局启用或禁用延迟加载。当禁用时，所有关联对象都会即时加载。 -->
        <setting name="lazyLoadingEnabled" value="true"/>

        <!-- 当启用时，有延迟加载属性的对象在被调用时将会完全加载任意属性。否则，每种属性将会按需要加载。 -->
        <setting name="aggressiveLazyLoading" value="true"/>

        <!-- 是否允许单条sql 返回多个数据集  (取决于驱动的兼容性) default:true -->
        <setting name="multipleResultSetsEnabled" value="true"/>

        <!-- 是否可以使用列的别名 (取决于驱动的兼容性) default:true -->
        <setting name="useColumnLabel" value="true"/>

        <!-- 允许JDBC 生成主键。需要驱动器支持。如果设为了true，这个设置将强制使用被生成的主键，有一些驱动器不兼容不过仍然可以执行。  default:false  -->
        <setting name="useGeneratedKeys" value="false"/>

        <!-- 指定 MyBatis 如何自动映射 数据基表的列 NONE：不隐射　PARTIAL:部分  FULL:全部  -->
        <setting name="autoMappingBehavior" value="PARTIAL"/>

        <!-- 这是默认的执行类型  （SIMPLE: 简单； REUSE: 执行器可能重复使用prepared statements语句；BATCH: 执行器可以重复执行语句和批量更新）  -->
        <setting name="defaultExecutorType" value="SIMPLE"/>

        <!-- 使用驼峰命名法转换字段。 -->
        <setting name="mapUnderscoreToCamelCase" value="true"/>

        <!-- 设置本地缓存范围 session:就会有数据的共享  statement:语句范围 (这样就不会有数据的共享 ) default:session -->
        <setting name="localCacheScope" value="SESSION"/>

        <!-- 设置但JDBC类型为空时,某些驱动程序 要指定值,default:OTHER，插入空值时不需要指定类型 -->
        <setting name="jdbcTypeForNull" value="NULL"/>

        <!-- 打印SQL-->
        <setting name="logImpl" value="STDOUT_LOGGING" />

    </settings>

<!--    <typeHandlers>-->
<!--        <typeHandler handler="com.zte.iec.config.sys.JSONArrayTypeHandler"/>-->
<!--    </typeHandlers>-->

</configuration>

@Configuration
@MapperScan(basePackages = "xxxxxx.repository", sqlSessionFactoryRef = "sqlSessionFactory")
public class MyBatisConfig {

    /**
     * Primary 系列: masterDataSource
     *
     * @param masterDataSource the master data source
     * @return sql session factory
     * @throws Exception the exception
     */
    @SneakyThrows
    @Primary
    @Bean(name = "sqlSessionFactory")
    public SqlSessionFactory sqlSessionFactoryBean(@Qualifier("dataSource") DataSource masterDataSource) {
        SqlSessionFactoryBean bean = new SqlSessionFactoryBean();
        bean.setConfigLocation(new ClassPathResource("mybatis-config.xml"));
        bean.setDataSource(masterDataSource);
        // 添加XML目录
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        Resource[] resources = resolver.getResources("classpath*:mybatis/**/*.xml");
        bean.setMapperLocations(resources);
        bean.setPlugins(this.configPageHelper());
        return bean.getObject();
    }

    /**
     * Sql session template sql session template.
     *
     * @param sqlSessionFactory the sql session factory
     * @return the sql session template
     * @throws Exception the exception
     */
    @Primary
    @Bean(name = "sqlSessionTemplate")
    public SqlSessionTemplate sqlSessionTemplate(@Qualifier("sqlSessionFactory") SqlSessionFactory sqlSessionFactory) {
        return new SqlSessionTemplate(sqlSessionFactory);
    }

    /**
     * Transaction manager data source transaction manager.
     *
     * @param masterDataSource the master data source
     * @return the data source transaction manager
     * @throws Exception the exception
     */
    @Primary
    @Bean(name = "transactionManager")
    public DataSourceTransactionManager transactionManager(@Qualifier("dataSource") DataSource masterDataSource) {
        return new DataSourceTransactionManager(masterDataSource);
    }


    private Interceptor[] configPageHelper() {
        com.github.pagehelper.PageInterceptor pageHelper = new com.github.pagehelper.PageInterceptor();
        Properties p = new Properties();
        p.setProperty("offsetAsPageNum", "true");
        p.setProperty("rowBoundsWithCount", "true");
        p.setProperty("reasonable", "false");
        pageHelper.setProperties(p);
        return new Interceptor[]{pageHelper};
    }

}

@Configuration
public class DataSourceConfig{

    @Setter(onMethod_ = @Autowired)
    private Environment env;

    /**
     * datasource
     *
     * @return the data source
     * @throws Exception the exception
     */
    @Bean(name = "dataSource")
    public DataSource dataSource() throws Exception {
        Properties props = new Properties();
        this.setCommonJdbcProperties(props);

        props.put("url", env.getProperty("jdbc1.url"));
        props.put("username", env.getProperty("jdbc1.username"));
        props.put("password", XXX.decrypt(env.getProperty("jdbc1.password")));
        props.put("driverClassName", env.getProperty("jdbc1.driverClassName"));

        return DruidDataSourceFactory.createDataSource(props);
    }

    /**
     * 设置共用的jdbc属性
     */
    private void setCommonJdbcProperties(Properties props) {
        props.put("initialSize", env.getProperty("jdbc.initialSize"));
        props.put("minIdle", env.getProperty("jdbc.minIdle"));
        props.put("maxActive", env.getProperty("jdbc.maxActive"));
        props.put("maxWait", env.getProperty("jdbc.maxWait"));
        props.put("validationQuery", env.getProperty("jdbc.validationQuery"));
        props.put("testOnBorrow", env.getProperty("jdbc.testOnBorrow"));
        props.put("testOnReturn", env.getProperty("jdbc.testOnReturn"));
        props.put("testWhileIdle", env.getProperty("jdbc.testWhileIdle"));
        props.put("timeBetweenEvictionRunsMillis", env.getProperty("jdbc.timeBetweenEvictionRunsMillis"));
        props.put("minEvictableIdleTimeMillis", env.getProperty("jdbc.minEvictableIdleTimeMillis"));
        props.put("removeAbandoned", env.getProperty("jdbc.removeAbandoned"));
        props.put("removeAbandonedTimeout", env.getProperty("jdbc.removeAbandonedTimeout"));
        props.put("logAbandoned", env.getProperty("jdbc.logAbandoned"));
        props.put("poolPreparedStatements", env.getProperty("jdbc.poolPreparedStatements"));
        props.put("maxPoolPreparedStatementPerConnectionSize",
                env.getProperty("jdbc.maxPoolPreparedStatementPerConnectionSize"));
        props.put("filters", env.getProperty("jdbc.filters"));
    }
}