+ * 继承后重写 {@link #getOperator()} 和 重新注入 Bean + *
+ *
+ * @author yexuejc
+ * @Bean
+ * public MyMetaObjectHandler metaObjectHandler() {
+ * return new MyMetaObjectHandler();
+ * }
+ *
+ */
+public class MplusMetaObjectHandler implements MetaObjectHandler {
+
+ /**
+ * 创建时间
+ */
+ protected String crtTimeColumn = "createTime";
+ /**
+ * 创建人
+ */
+ protected String crtByColumn = "createBy";
+ /**
+ * 最后操作时间
+ */
+ protected String updateTimeColumn = "updateTime";
+ /**
+ * 最后操作人
+ */
+ protected String updateByColumn = "updateBy";
+
+ /**
+ * 设置操作者
+ * + * 应设置登录账号为操作者，这里由每个工程具体实现 + *
+ *
+ * 返回null时，会查找consumerId作为操作者，找不到会设置默认值
+ *
+ * 返回"" 时，会存""
+ *
+package com.ruoyi.web.core.config;
+
+import com.baomidou.mybatisplus.annotation.DbType;
+import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
+import com.baomidou.mybatisplus.core.injector.DefaultSqlInjector;
+import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+/**
+ * MybatisPlus 配置文件
+ *
+ * @author maxf
+ * @version 1.0
+ * @ClassName MybatisPlusConfig
+ * @Description
+ * @date 2018/12/13 11:34
+ */
+//Spring boot方式
+@EnableTransactionManagement
+@Configuration
+public class MybatisPlusConfig {
+ /**
+ * 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)
+ */
+ @Bean
+ public MybatisPlusInterceptor mybatisPlusInterceptor() {
+ MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+ //新的分页插件
+ interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.MYSQL));
+ //乐观锁插件
+ interceptor.addInnerInterceptor(new OptimisticLockerInnerInterceptor());
+ return interceptor;
+ }
+
+ @Bean
+ @ConditionalOnMissingBean
+ public MetaObjectHandler metaObjectHandler() {
+ return new MplusMetaObjectHandler();
+ }
+
+ /**
+ * 注入sql注入器
+ */
+ @Bean
+ @ConditionalOnMissingBean
+ public DefaultSqlInjector sqlInjector() {
+ return new DefaultSqlInjector();
+ }
+
+}
+
+package com.ruoyi.web.core.config;
+
+import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
+import org.apache.ibatis.reflection.MetaObject;
+
+import java.util.Date;
+
+/**
+* 注入公共字段自动填充,任选注入方式即可
+*
+* 继承使用
+*
+*
+* 继承后重写 {@link #getOperator()} 和 重新注入 Bean
+*
+*
+* @author yexuejc
+* @Bean
+* public MyMetaObjectHandler metaObjectHandler() {
+* return new MyMetaObjectHandler();
+* }
+*
+*/
+public class MplusMetaObjectHandler implements MetaObjectHandler {
+
+ /**
+ * 创建时间
+ */
+ protected String crtTimeColumn = "createTime";
+ /**
+ * 创建人
+ */
+ protected String crtByColumn = "createBy";
+ /**
+ * 最后操作时间
+ */
+ protected String updateTimeColumn = "updateTime";
+ /**
+ * 最后操作人
+ */
+ protected String updateByColumn = "updateBy";
+
+ /**
+ * 设置操作者
+ *
+ * 应设置登录账号为操作者，这里由每个工程具体实现
+ *
+ *
+ * 返回null时，会查找consumerId作为操作者，找不到会设置默认值
+ *
+ * 返回"" 时，会存""
+ *
+ *
+ * @return
+ */
+ protected String getOperator() {
+ return "";
+ }
+
+ @Override
+ public void insertFill(MetaObject metaObject) {
+ Object crtTime = metaObject.getValue(crtTimeColumn);
+ if (crtTime == null) {
+ this.strictInsertFill(metaObject, crtTimeColumn, Date.class, new Date());
+ }
+
+ Object crtBy = metaObject.getValue(crtByColumn);
+ if (crtBy == null) {
+ this.strictInsertFill(metaObject, crtByColumn, String.class, getOperator());
+ }
+
+ Object mdfyTime = metaObject.getValue(updateTimeColumn);
+ if (mdfyTime == null) {
+ this.strictInsertFill(metaObject, updateTimeColumn, Date.class, new Date());
+ }
+
+ Object mdfyBy = metaObject.getValue(updateByColumn);
+ if (mdfyBy == null) {
+ this.strictInsertFill(metaObject, updateByColumn, String.class, getOperator());
+ }
+
+ }
+
+ @Override
+ public void updateFill(MetaObject metaObject) {
+ Object mdfyTime = metaObject.getValue(updateTimeColumn);
+ if (mdfyTime == null) {
+ this.strictInsertFill(metaObject, updateTimeColumn, Date.class, new Date());
+ }
+
+ Object mdfyBy = metaObject.getValue(updateByColumn);
+ if (mdfyBy == null) {
+ this.strictInsertFill(metaObject, updateByColumn, String.class, getOperator());
+ }
+ }
+}
+
+