package com.ruoyi.framework.config;
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import com.baomidou.mybatisplus.annotation.DbType;
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import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
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import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
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import com.baomidou.mybatisplus.core.incrementer.IKeyGenerator;
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import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
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import com.baomidou.mybatisplus.core.injector.DefaultSqlInjector;
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import com.baomidou.mybatisplus.core.injector.ISqlInjector;
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import com.baomidou.mybatisplus.extension.incrementer.H2KeyGenerator;
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import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
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import com.baomidou.mybatisplus.extension.plugins.inner.BlockAttackInnerInterceptor;
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import com.baomidou.mybatisplus.extension.plugins.inner.IllegalSQLInnerInterceptor;
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import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
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import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.transaction.annotation.EnableTransactionManagement;
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@EnableTransactionManagement(proxyTargetClass = true)
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@Configuration
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public class MybatisPlusConfig {
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@Bean
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public MybatisPlusInterceptor mybatisPlusInterceptor() {
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MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
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// 分页插件
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interceptor.addInnerInterceptor(paginationInnerInterceptor());
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// 乐观锁插件
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interceptor.addInnerInterceptor(optimisticLockerInnerInterceptor());
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// 阻断插件
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interceptor.addInnerInterceptor(blockAttackInnerInterceptor());
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return interceptor;
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}
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/**
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* 分页插件，自动识别数据库类型
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* https://baomidou.com/guide/interceptor-pagination.html
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*/
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public PaginationInnerInterceptor paginationInnerInterceptor() {
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PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor();
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// 设置数据库类型为mysql
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paginationInnerInterceptor.setDbType(DbType.MYSQL);
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// 设置最大单页限制数量，默认 500 条，-1 不受限制
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paginationInnerInterceptor.setMaxLimit(-1L);
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return paginationInnerInterceptor;
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}
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/**
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* 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
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*/
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@Bean
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public ConfigurationCustomizer configurationCustomizer() {
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return configuration -> configuration.setUseDeprecatedExecutor(false);
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}
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/**
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* 乐观锁插件
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* https://baomidou.com/guide/interceptor-optimistic-locker.html
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*/
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public OptimisticLockerInnerInterceptor optimisticLockerInnerInterceptor() {
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return new OptimisticLockerInnerInterceptor();
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}
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/**
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* 如果是对全表的删除或更新操作，就会终止该操作
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* https://baomidou.com/guide/interceptor-block-attack.html
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*/
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public BlockAttackInnerInterceptor blockAttackInnerInterceptor() {
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return new BlockAttackInnerInterceptor();
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}
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/**
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* sql性能规范插件(垃圾SQL拦截)
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* 如有需要可以启用
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*/
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// public IllegalSQLInnerInterceptor illegalSQLInnerInterceptor() {
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// return new IllegalSQLInnerInterceptor();
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// }
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/**
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* Sequence主键策略 IdType.INPUT 时使用
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* 内置支持：
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*
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* DB2KeyGenerator
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* H2KeyGenerator
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* KingbaseKeyGenerator
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* OracleKeyGenerator
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* PostgreKeyGenerator
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* https://baomidou.com/guide/sequence.html
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*/
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// @Bean
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// public IKeyGenerator keyGenerator() {
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// return new H2KeyGenerator();
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// }
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/**
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* 自定义主键策略
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* https://baomidou.com/guide/id-generator.html
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*/
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// @Bean
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// public IdentifierGenerator idGenerator() {
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// return new CustomIdGenerator();
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// }
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/**
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* 元对象字段填充控制器
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* https://baomidou.com/guide/auto-fill-metainfo.html
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*/
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// @Bean
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// public MetaObjectHandler metaObjectHandler() {
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// return new MyMetaObjectHandler();
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// }
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/**
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* sql注入器配置
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* https://baomidou.com/guide/sql-injector.html
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*/
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// @Bean
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// public ISqlInjector sqlInjector() {
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// return new DefaultSqlInjector();
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// }
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/**
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* TenantLineInnerInterceptor 多租户插件
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* https://baomidou.com/guide/interceptor-tenant-line.html
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* DynamicTableNameInnerInterceptor 动态表名插件
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* https://baomidou.com/guide/interceptor-dynamic-table-name.html
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*/
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}
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