基本简介
Mybatis-Tiny是什么?Mybatis-Tiny是一个基于Mybatis框架的一层极简的扩展,它旨在使用DSL的方式对单表进行CRUD操作,类似于Mybatis-Plus框架,但它绝不是重复造轮子!区别于别的类似框架(如Mybatis-Plus、Fluent-Mybatis等)的实现方式,它采用一种逆向曲线救国的实现方式,通过较少的代码,极简的扩展实现了类似于他们大多数的功能,完全满足日常开发中对单表的各种CRUD操作。
项目地址:https://github.com/penggle/mybatis-tiny
快速入门
Talk is cheap,show me the code!
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插入操作
ProductBaseInfo productBase = ...; List
productSaleSpecs = ...; productBaseInfoMapper.insert(productBase); //基于JDBC-Batch特性的批量插入操作。 productSaleSpecMapper.batchUpdate(productSaleSpecs, productSaleSpec -> productSaleSpecMapper.insert(productSaleSpec)); //打印日志: - ==> Preparing: INSERT INTO t_product_base_info( product_id, product_name, product_url, product_tags, product_type, audit_status, online_status, shop_id, remark, create_time, update_time ) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? ) - ==> Parameters: null, 24期免息【当天发】Huawei/华为Mate40 5G手机官方旗舰店50pro直降mate40e官网30正品4G鸿蒙正品30全网通(String), https://detail.tmall.com/item.htm?id=633658852628(String), ["手机通讯","手机","手机"](String), 1(Integer), 0(Integer), 1(Integer), 111212422(Long), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - <== Updates: 1 - ==> Preparing: INSERT INTO t_product_sale_spec( product_id, spec_no, spec_name, spec_index, remark, create_time, update_time ) VALUES ( ?, ?, ?, ?, ?, ?, ? ) - ==> Parameters: 1(Long), 101(String), 4G全网通(String), 1(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 102(String), 5G全网通(String), 2(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 201(String), 亮黑色(String), 1(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 202(String), 釉白色(String), 2(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 203(String), 秘银色(String), 3(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 204(String), 夏日胡杨(String), 4(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 205(String), 秋日胡杨(String), 5(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 301(String), 8+128GB(String), 1(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String) - ==> Parameters: 1(Long), 302(String), 8+256GB(String), 2(Integer), null, 2022-04-27 00:43:42(String), 2022-04-27 00:43:42(String)
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更新操作
//根据ID更新 ProductBaseInfo productBase = ...; Map
updateColumns1 = MapLambdaBuilder.of(productBase) //取productBase实例中对应字段的值 .with(ProductBaseInfo::getProductName) .with(ProductBaseInfo::getRemark) //如果productBase实例中对应字段的值为空值(null|空串|空数组|空集合)则取default值"1" .withDefault(ProductBaseInfo::getProductType, 1) //忽略productBase实例中对应字段的值,只取override值"0" .withOverride(ProductBaseInfo::getAuditStatus, 0) .withOverride(ProductBaseInfo::getOnlineStatus, 0) .withOverride(ProductBaseInfo::getUpdateTime, DateTimeUtils.formatNow()) .build(); productBaseInfoMapper.updateById(productBase.getProductId(), updateColumns1); //实现了领域实体的identity()方法则productBase.identity()与productBase.getProductId()是等效的 //productBaseInfoMapper.updateById(productBase.identity(), updateColumns); //根据条件更新 Map updateColumns2 = MapLambdaBuilder. ofEmpty() .withOverride(ProductBaseInfo::getOnlineStatus, 0) .withOverride(ProductBaseInfo::getUpdateTime, DateTimeUtils.formatNow()) .build(); QueryCriteria updateCriteria2 = LambdaQueryCriteria.ofSupplier(ProductBaseInfo::new) .eq(ProductBaseInfo::getProductType, 1) .in(ProductBaseInfo::getAuditStatus, 0, 1) .limit(5); productBaseInfoMapper.updateByCriteria(updateCriteria2, updateColumns2); //批量更新 List productSaleStocks = ...; String nowTime = DateTimeUtils.formatNow(); productSaleStockMapper.batchUpdate(productSaleStocks, productSaleStock -> { Map updateColumns = MapLambdaBuilder.of(productSaleStock) .withOverride(ProductSaleStock::getSellPrice, productSaleStock.getSellPrice() - productSaleStock.getSellPrice() % 100) .withOverride(ProductSaleStock::getUpdateTime, nowTime) .build(); //new一个联合主键实例 ID productSaleStockId = new ID() .addKey(ProductSaleStock::getProductId, productSaleStock.getProductId()) .addKey(ProductSaleStock::getProductId, productSaleStock.getSpecNo()); productSaleStockMapper.updateById(productSaleStockId, updateColumns); //或者实现了领域实体的identity()方法,则可以如下直接调用 //productSaleStockMapper.updateById(productSaleStock.identity(), updateColumns); }); -
查询操作
//根据ID查 ProductBaseInfo productBase1 = productBaseInfoMapper.selectById(1L); ProductBaseInfo productBase2 = productBaseInfoMapper.selectById(10L, new QueryColumns(ProductBaseInfo::getProductId, ProductBaseInfo::getProductName, ProductBaseInfo::getAuditStatus, ProductBaseInfo::getOnlineStatus)); ID id = new ID().addKey(ProductSaleSpec::getProductId, 1L).addKey(ProductSaleSpec::getSpecNo, "101"); ProductSaleSpec productSaleSpec = productSaleSpecMapper.selectById(id); //根据多个ID查询 List
productBases = productBaseInfoMapper.selectListByIds(Arrays.asList(5L, 6L, 7L, 8L, 9L)); //根据多个联合主键查询实体对象列表 List ids = new ArrayList<>(); ids.add(new ID().addKey(ProductSaleSpec::getProductId, 1L).addKey(ProductSaleSpec::getSpecNo, "101")); ids.add(new ID().addKey(ProductSaleSpec::getProductId, 1L).addKey(ProductSaleSpec::getSpecNo, "102")); ids.add(new ID().addKey(ProductSaleSpec::getProductId, 1L).addKey(ProductSaleSpec::getSpecNo, "103")); List productSaleSpecs = productSaleSpecMapper.selectListByIds(ids); - ==> Preparing: SELECT product_id AS productId, spec_no AS specNo, spec_name AS specName, spec_index AS specIndex, remark AS remark, DATE_FORMAT(create_time, '%Y-%m-%d %T') AS createTime, DATE_FORMAT(update_time, '%Y-%m-%d %T') AS updateTime FROM t_product_sale_spec WHERE (product_id = ? AND spec_no = ?) OR (product_id = ? AND spec_no = ?) OR (product_id = ? AND spec_no = ?) - ==> Parameters: 1(Long), 101(String), 1(Long), 102(String), 1(Long), 103(String) - <== Total: 2 //根据条件查询 QueryCriteria queryCriteria1 = LambdaQueryCriteria.ofSupplier(ProductSaleSpec::new) .eq(ProductSaleSpec::getProductId, 1L) .eq(ProductSaleSpec::getSpecNo, "101"); ProductSaleSpec productSaleSpec = productSaleSpecMapper.selectByCriteria(queryCriteria1); ProductSaleStock queryRequest1 = ...; QueryCriteria queryCriteria2 = LambdaQueryCriteria.of(queryRequest1) .eq(ProductSaleStock::getProductId) .likeRight(ProductSaleStock::getSpecNo) .between(ProductSaleStock::getStock, queryRequest1.getMinStock(), queryRequest1.getMaxStock()) .orderBy(OrderBy.desc(ProductSaleStock::getSellPrice)); List productStocks = productSaleStockMapper.selectListByCriteria(queryCriteria2); QueryCriteria queryCriteria3 = LambdaQueryCriteria.of(queryRequest2) .and(nestedCriteria -> nestedCriteria.like(ProductBaseInfo::getProductName, "华为") .or().like(ProductBaseInfo::getProductName, "HUAWEI")) .eq(ProductBaseInfo::getProductType) .eq(ProductBaseInfo::getOnlineStatus) .in(ProductBaseInfo::getAuditStatus, queryRequest.getAuditStatuses().toArray()) .orderBy(OrderBy.desc(ProductBaseInfo::getCreateTime)) .dynamic(true); //自动过滤掉为空值(null|空串|空数组|空集合)的查询参数 List productBases1 = productBaseInfoMapper.selectListByCriteria(queryCriteria3); //分页查询1 Page page = Page.of(1, 10); QueryCriteria queryCriteria4 = LambdaQueryCriteria.of(queryRequest) .likeRight(ProductBaseInfo::getProductName) .eq(ProductBaseInfo::getProductType) .eq(ProductBaseInfo::getOnlineStatus) .in(ProductBaseInfo::getAuditStatus, queryRequest.getAuditStatuses().toArray()) .orderBy(page.getOrderBys()) .dynamic(true); //自动过滤掉为空值(null|空串|空数组|空集合)的查询参数(条件) List productBases2 = productBaseInfoMapper.selectPageListByCriteria(queryCriteria4, new RowBounds(page.offset(), page.limit())); //设置总记录数 page.setTotalRowCount(productBaseInfoMapper.selectPageCountByCriteria(queryCriteria4)); //分页查询2(等效与上面) Page page = Page.of(2, 10); List productBases2 = EntityMapperHelper.selectEntityObjectListByPage(productBaseInfoMapper, queryCriteria4, page); -
删除操作
//根据ID删除 productBaseInfoMapper.deleteById(2L); productExtraInfoMapper.deleteById(2L); //根据条件删除 QueryCriteria
queryCriteria1 = LambdaQueryCriteria.ofSupplier(ProductSaleSpec::new) .eq(ProductSaleSpec::getProductId, 2L) .limit(5); productSaleSpecMapper.deleteByCriteria(queryCriteria1); 更多示例请见:https://github.com/penggle/mybatis-tiny/tree/main/mybatis-tiny-examples
特性及限制
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支持单一主键或联合主键,单一主键时主键策略支持:IDENTITY(数据库自增的),SEQUENCE(基于序列的),NONE(无,客户端自己设置主键)
重复造轮子的初衷也是被Mybatis-Plus只能使用单一主键给恶心到了
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到目前为止,Mybatis-Tiny没有任何可配置的配置项。Mybatis-Tiny的数据库方言配置与Mybatis本身的方言配置一致,即通过databaseId来实现方言。也就是说Mybatis-Tiny的方言数据库类型取自Configuration.databaseId字段,如果应用程序未设置(通过DatabaseIdProvider来设置),则Mybatis-Tiny会自动设置。
目前Mybatis-Tiny支持主流的数据库:
mysql,mariadb,oracle,db2,sqlserver,postgresql,h2,hsql,sqlite,clickhouse
对于非主流数据库,可参照非主流数据库方言支持
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Entity实体类是基于注解的(注解类的设计基本与JPA的注解规范一致);实体类必须实现
EntityObject
接口,例如:@Table("t_product_base_info") public class ProductBaseInfo implements EntityObject { /** 商品ID */ @Id(strategy=GenerationType.IDENTITY) private Long productId; /** 商品名称 */ private String productName; ... /** 审核状态:0-待审核,1-审核通过,2-审核不通过 */ private Integer auditStatus; /** 上下架状态:0-已下架,1-已上架 */ private Integer onlineStatus; /** 所属店铺ID */ //shopId字段在所有update操作时不会被更新(不在update列中) @Column(updatable=false) private Long shopId; /** 商品备注 */ private String remark; /** 创建时间 */ //createTime字段在所有update操作时不会被更新(不在update列中) @Column(updatable=false, select="DATE_FORMAT({name}, '%Y-%m-%d %T')") private String createTime; /** 最近修改时间 */ @Column(select="DATE_FORMAT({name}, '%Y-%m-%d %T')") private String updateTime; //以下属于辅助字段 /** productType的查询结果辅助字段 */ @Transient private String productTypeName; /** auditStatus的查询结果辅助字段 */ @Transient private String auditStatusName; /** onlineStatus的查询结果辅助字段 */ @Transient private String onlineStatusName; /** auditStatus的IN查询条件辅助字段 */ @Transient private List
auditStatuses; //getter/setter... /** * 实现该方法是可选的! * * 返回领域实体的主键值,当存在联合主键时,在CRUD时特别有用 * 联合主键(com.penglecode.codeforce.common.domain.ID) */ @Override public Long identity() { return productId; } /** * 实现该方法是可选的! * * 这个方法在所有SELECT操作返回结果集前都会由Mybatis * 插件DomainObjectQueryInterceptor自动执行 * * 通过实现该方法来实现诸如枚举decode能力 */ @Override public ProductBaseInfo processOutbound() { Optional.ofNullable(ProductTypeEnum.of(productType)).map(ProductTypeEnum::getTypeName).ifPresent(this::setProductTypeName); Optional.ofNullable(ProductAuditStatusEnum.of(auditStatus)).map(ProductAuditStatusEnum::getStatusName).ifPresent(this::setAuditStatusName); Optional.ofNullable(ProductOnlineStatusEnum.of(onlineStatus)).map(ProductOnlineStatusEnum::getStatusName).ifPresent(this::setOnlineStatusName); return this; } } -
支持基于Lambda的DSL方式查询是必须的,例如:
ProductBaseInfo queryRequest = ... QueryCriteria
queryCriteria = LambdaQueryCriteria.of(queryRequest) .likeRight(ProductBaseInfo::getProductName) .eq(ProductBaseInfo::getProductType) .eq(ProductBaseInfo::getOnlineStatus, 1) //固定某个查询条件值 .in(ProductBaseInfo::getAuditStatus, queryRequest.getAuditStatuses().toArray()) .orderBy(OrderBy.desc(ProductBaseInfo::getCreateTime)) .limit(5) .dynamic(true); //自动过滤掉空值(null|空串|空数组|空集合)查询参数; List productBases = productBaseInfoMapper.selectListByCriteria(queryCriteria); -
支持指定SELECT返回列、UPDATE更新列那都是必须的,例如:
//更新指定列 ProductBaseInfo updateRequest = ... Map
updateColumns = MapLambdaBuilder.of(updateRequest) .with(ProductBaseInfo::getProductName) .with(ProductBaseInfo::getRemark) .withDefault(ProductBaseInfo::getProductType, 1) .withOverride(ProductBaseInfo::getAuditStatus, 0) .withOverride(ProductBaseInfo::getOnlineStatus, 0) .withOverride(ProductBaseInfo::getUpdateTime, DateTimeUtils.formatNow()) .build(); productBaseInfoMapper.updateById(updateRequest.identity(), updateColumns); //查询返回指定列 ProductBaseInfo productBase = productBaseInfoMapper.selectById(1L, new QueryColumns(ProductBaseInfo::getProductId, ProductBaseInfo::getProductName, ProductBaseInfo::getAuditStatus, ProductBaseInfo::getOnlineStatus)); -
自带基于RowBounds的分页功能,不管是调用
BaseEntityMapper#selectPageListByCriteria(QueryCriteria
还是调用自定义的分页查询方法, RowBounds) XxxMapper#selectXxxListByPage(Xxx condition, RowBounds)
都将会被自动分页,例如:public List
queryProductListByPage(ProductBaseInfo queryRequest, Page page) { QueryCriteria > queryCriteria = LambdaQueryCriteria.of(queryRequest) .like(ProductBaseInfo::getProductName) .eq(ProductBaseInfo::getProductType) .eq(ProductBaseInfo::getOnlineStatus) .in(ProductBaseInfo::getAuditStatus, queryRequest.getAuditStatuses().toArray()) .orderBy(page.getOrderBys()) .dynamic(true); //自动过滤掉为空值(null|空串|空数组|空集合)的查询参数 List productBases = productBaseInfoMapper.selectPageListByCriteria(queryCriteria, new RowBounds(page.offset(), page.limit())); page.setTotalRowCount(productBaseInfoMapper.selectPageCountByCriteria(queryCriteria)); //设置总记录数 return productBases; } -
在Xxx实体对象的XxxMapper中自定义方法肯定是可以的:
见ProductBaseInfoMapper.xml
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WHERE条件逻辑嵌套查询仅支持嵌套一层(在单表操作中仅支持一层嵌套已经能满足绝大多数要求了),例如:
QueryCriteria
queryCriteria = LambdaQueryCriteria.of(queryRequest) //仅支持一层嵌套 .and(nestedCriteria -> nestedCriteria.like(ProductBaseInfo::getProductName, "华为") .or().like(ProductBaseInfo::getProductName, "HUAWEI")) .eq(ProductBaseInfo::getProductType) .eq(ProductBaseInfo::getOnlineStatus) .in(ProductBaseInfo::getAuditStatus, queryRequest.getAuditStatuses().toArray()) .orderBy(page.getOrderBys()) .dynamic(true); //自动过滤掉为空值(null|空串|空数组|空集合)的查询参数 上面DSL语句的实际输出SQL如下:
- ==> Preparing: SELECT t.product_id productId, t.product_name productName, t.product_type productType, t.audit_status auditStatus, t.online_status onlineStatus FROM t_product_base_info t WHERE ( t.product_name like ? OR t.product_name like ? ) AND t.product_type = ? AND t.audit_status in ( ? , ? , ? ) ORDER BY t.create_time DESC LIMIT 0, 10 - ==> Parameters: %华为%(String), %HUAWEI%(String), 1(Integer), 0(Integer), 1(Integer), 2(Integer) - <== Total: 10
扩展了Mybatis的
org.apache.ibatis.executor.Executor
,叫DynamicExecutor
,用于解决在使用mybatis-spring框架时在同一个事务中不能切换ExecutorType的蛋疼问题(如果你硬要这么做,你将会得到一个异常:'Cannot change the ExecutorType when there is an existing transaction'),这个Mybatis本身设计导致(SqlSession中固化了ExecutorType),派生出DynamicExecutor
就是来解决这个问题的。-
仅支持单表CRUD操作,不支持多表JOIN,不支持聚合查询(聚合函数+GROUP BY)
写这个框架的当初初衷仅仅是为了能够省去编写千篇一律的单表CRUD(XxxMapper.xml),如果做多表JOIN及聚合查询的话,则就失去了使用Mybatis的意义了,还不如直接使用JPA。试想你把一个复杂查询通过DSL的方式写在JAVA代码中,这跟十多年前在JAVA或者JSP代码中写SQL一样,感觉很恶心。
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仅提供了通用的BaseEntityMapper,没有提供BaseService之类的,BaseEntityMapper的方法如下:
mapper.png
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支持对BaseEntityMapper的扩展,扩展基础Mapper方法是基于约定的,例如存在这样的扩展:
package com.penglecode.codeforce.mybatistiny.examples.extensions; import com.penglecode.codeforce.common.domain.EntityObject; import com.penglecode.codeforce.mybatistiny.dsl.QueryColumns; import com.penglecode.codeforce.mybatistiny.mapper.BaseEntityMapper; import org.apache.ibatis.annotations.Param; /** * 增强功能的BaseEntityMapper扩展 * * @author pengpeng * @version 1.0 */ public interface EnhancedBaseMapper
extends BaseEntityMapper { /** * 通过标准MERGE INTO语句来进行合并存储 * * @param mergeEntity - 被更新的实体对象 * @param updateColumns - 如果是update操作,此参数可指定被更新的列 * @return */ int merge(@Param("mergeEntity") T mergeEntity, @Param("updateColumns") QueryColumns... updateColumns); } 基于约定的,你必须在同样package下存在EnhancedBaseMapper.ftl
Freemarker模板中的预置参数集见EntityMapperTemplateParameter
OK,这就扩展好了,就是这么简单!
使用方式
Mybatis-Tiny是一层很薄的东西,没有任何特性化的自定义配置,其仅依赖Mybatis本身(不依赖于Spring或SpringBoot)
其Maven依赖:
io.github.penggle
mybatis-tiny-core
3.5
下面列举三种使用场景。
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只使用Mybatis(无Spring、SpringBoot等大型框架的支持)
//我不管你其他配置是啥,只要sqlSessionFactory实例是通过DecoratedSqlSessionFactoryBuilder弄出来的就行了!!! SqlSessionFactoryBuilder sqlSessionFactoryBuilder = new DecoratedSqlSessionFactoryBuilder(); SqlSessionFactory sqlSessionFactory = sqlSessionFactoryBuilder.build(Resources.getResourceAsStream("mybatis-config.xml"));
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仅与Spring框架(准确地说是mybatis-spring)集成使用
引入相关Maven依赖后在配置类上使用注解
@EnableMybatisTiny
即可,例如:import com.penglecode.codeforce.mybatistiny.EnableMybatisTiny; import com.penglecode.codeforce.mybatistiny.core.DecoratedSqlSessionFactoryBuilder; import com.penglecode.codeforce.mybatistiny.examples.BasePackage; import com.zaxxer.hikari.HikariConfig; import com.zaxxer.hikari.HikariDataSource; import org.apache.commons.lang3.ArrayUtils; import org.apache.ibatis.annotations.Mapper; import org.mybatis.spring.SqlSessionFactoryBean; import org.mybatis.spring.annotation.MapperScan; import org.springframework.context.EnvironmentAware; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.PropertySource; import org.springframework.jdbc.datasource.DataSourceTransactionManager; import org.springframework.transaction.annotation.EnableTransactionManagement; @Configuration @EnableMybatisTiny @EnableTransactionManagement(proxyTargetClass=true) @MapperScan(basePackageClasses=BasePackage.class, annotationClass=Mapper.class) @ComponentScan(basePackageClasses=BasePackage.class) @PropertySource(value="classpath:application.yml", factory=YamlPropertySourceFactory.class) public class MybatisConfiguration { @Bean public DataSource dataSource() { Properties properties = ... return new HikariDataSource(new HikariConfig(properties)); } @Bean public SqlSessionFactoryBean sqlSessionFactory(DataSource dataSource) { SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean(); sqlSessionFactoryBean.setDataSource(dataSource); //这里用不用Mybatis-Tiny提供的DecoratedSqlSessionFactoryBuilder是可选的 //如果不用,在Spring环境下Mybatis-Tiny框架是有应对的弥补措施的 //sqlSessionFactoryBean.setSqlSessionFactoryBuilder(new DecoratedSqlSessionFactoryBuilder()); sqlSessionFactoryBean.setConfigLocation(getConfigLocation()); sqlSessionFactoryBean.setTypeAliasesPackage(getTypeAliasesPackage()); sqlSessionFactoryBean.setTypeAliasesSuperType(getTypeAliasesSuperType()); sqlSessionFactoryBean.setMapperLocations(getMapperLocations()); return sqlSessionFactoryBean; } @Bean public DataSourceTransactionManager transactionManager(DataSource dataSource) { return new DataSourceTransactionManager(dataSource); } ... }
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仅与SpringBoot框架(准确地说是mybatis-spring-boot-starter)集成使用
引入相关Maven依赖后在SpringBoot启动类上使用注解
@EnableMybatisTiny
即可,例如:import com.penglecode.codeforce.mybatistiny.EnableMybatisTiny; import com.penglecode.codeforce.mybatistiny.examples.BasePackage; import org.springframework.boot.autoconfigure.SpringBootApplication; @EnableMybatisTiny @SpringBootApplication(scanBasePackageClasses=BasePackage.class) public class MybatisTinyExampleApplication { public static void main(String[] args) { SpringApplication.run(MybatisTinyExampleApplication.class, args); } }
mybatis-spring-boot-starter
及DataSource
的配置照旧就好了,application.yml
例如:#SpringBoot应用的名称 spring: application: name: mybatis-tiny-examples-springboot #Hikari 连接池配置 datasource: hikari: #连接池名字 pool-name: defaultHikariCP #最小空闲连接数量 minimum-idle: 5 #空闲连接存活最大时间,默认600000(10分钟) idle-timeout: 180000 #连接池最大连接数,默认是10 maximum-pool-size: 10 #池中连接的默认自动提交行为,默认值true auto-commit: true #池中连接的最长生命周期,0表示无限生命周期,默认1800000(30分钟) max-lifetime: 1800000 #等待来自池的连接的最大毫秒数,默认30000(30秒) connection-timeout: 30000 #连接测试语句 connection-test-query: SELECT 1 username: root password: 123456 url: jdbc:mysql://127.0.0.1:3306/examples?useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&serverTimezone=GMT%2B8&useSSL=false&rewriteBatchedStatements=true&useCursorFetch=true #Mybatis-SpringBoot配置 mybatis: config-location: classpath:config/mybatis/mybatis-config.xml mapper-locations: classpath*:com/penglecode/codeforce/mybatistiny/examples/**/*Mapper.xml type-aliases-package: com.penglecode.codeforce.mybatistiny.examples type-aliases-super-type: com.penglecode.codeforce.common.domain.DomainObject
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其他框架集成Mybatis-Tiny
我不管你其他框架具体是啥,只要sqlSessionFactory实例是通过DecoratedSqlSessionFactoryBuilder弄出来的就行了!!!