From da1b18792b9ee43b0cc790ab31bbc25b925bb6cd Mon Sep 17 00:00:00 2001 From: zlyx <1242874891@qq.com> Date: 星期五, 30 十二月 2022 16:50:44 +0800 Subject: [PATCH] refactor 重构 BaseMapperPlus, 引入 MP V3.5.3 工具类 Db 进行批量增删改操作 ; --- ruoyi-common/src/main/java/com/ruoyi/common/core/mapper/BaseMapperPlus.java | 53 ++++++++--------------------------------------------- 1 files changed, 8 insertions(+), 45 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/core/mapper/BaseMapperPlus.java b/ruoyi-common/src/main/java/com/ruoyi/common/core/mapper/BaseMapperPlus.java index 862887d..0a8539a 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/core/mapper/BaseMapperPlus.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/core/mapper/BaseMapperPlus.java @@ -4,16 +4,12 @@ import cn.hutool.core.util.ObjectUtil; import com.baomidou.mybatisplus.core.conditions.Wrapper; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; -import com.baomidou.mybatisplus.core.enums.SqlMethod; import com.baomidou.mybatisplus.core.mapper.BaseMapper; import com.baomidou.mybatisplus.core.metadata.IPage; -import com.baomidou.mybatisplus.core.metadata.TableInfo; -import com.baomidou.mybatisplus.core.metadata.TableInfoHelper; import com.baomidou.mybatisplus.core.toolkit.*; import com.baomidou.mybatisplus.extension.plugins.pagination.Page; -import com.baomidou.mybatisplus.extension.toolkit.SqlHelper; +import com.baomidou.mybatisplus.extension.toolkit.Db; import com.ruoyi.common.utils.BeanCopyUtils; -import org.apache.ibatis.binding.MapperMethod; import org.apache.ibatis.logging.Log; import org.apache.ibatis.logging.LogFactory; @@ -21,7 +17,6 @@ import java.util.Collection; import java.util.List; import java.util.Map; -import java.util.Objects; /** * 鑷畾涔� Mapper 鎺ュ彛, 瀹炵幇 鑷畾涔夋墿灞� @@ -36,8 +31,6 @@ public interface BaseMapperPlus<M, T, V> extends BaseMapper<T> { Log log = LogFactory.getLog(BaseMapperPlus.class); - - int DEFAULT_BATCH_SIZE = 1000; default Class<V> currentVoClass() { return (Class<V>) ReflectionKit.getSuperClassGenericType(this.getClass(), BaseMapperPlus.class, 2); @@ -59,79 +52,49 @@ * 鎵归噺鎻掑叆 */ default boolean insertBatch(Collection<T> entityList) { - return insertBatch(entityList, DEFAULT_BATCH_SIZE); + return Db.saveBatch(entityList); } /** * 鎵归噺鏇存柊 */ default boolean updateBatchById(Collection<T> entityList) { - return updateBatchById(entityList, DEFAULT_BATCH_SIZE); + return Db.updateBatchById(entityList); } /** * 鎵归噺鎻掑叆鎴栨洿鏂� */ default boolean insertOrUpdateBatch(Collection<T> entityList) { - return insertOrUpdateBatch(entityList, DEFAULT_BATCH_SIZE); + return Db.saveOrUpdateBatch(entityList); } /** * 鎵归噺鎻掑叆(鍖呭惈闄愬埗鏉℃暟) */ default boolean insertBatch(Collection<T> entityList, int batchSize) { - String sqlStatement = SqlHelper.getSqlStatement(this.currentMapperClass(), SqlMethod.INSERT_ONE); - return SqlHelper.executeBatch(this.currentModelClass(), log, entityList, batchSize, - (sqlSession, entity) -> sqlSession.insert(sqlStatement, entity)); + return Db.saveBatch(entityList, batchSize); } /** * 鎵归噺鏇存柊(鍖呭惈闄愬埗鏉℃暟) */ default boolean updateBatchById(Collection<T> entityList, int batchSize) { - String sqlStatement = SqlHelper.getSqlStatement(this.currentMapperClass(), SqlMethod.UPDATE_BY_ID); - return SqlHelper.executeBatch(this.currentModelClass(), log, entityList, batchSize, - (sqlSession, entity) -> { - MapperMethod.ParamMap<T> param = new MapperMethod.ParamMap<>(); - param.put(Constants.ENTITY, entity); - sqlSession.update(sqlStatement, param); - }); + return Db.updateBatchById(entityList, batchSize); } /** * 鎵归噺鎻掑叆鎴栨洿鏂�(鍖呭惈闄愬埗鏉℃暟) */ default boolean insertOrUpdateBatch(Collection<T> entityList, int batchSize) { - TableInfo tableInfo = TableInfoHelper.getTableInfo(this.currentModelClass()); - Assert.notNull(tableInfo, "error: can not execute. because can not find cache of TableInfo for entity!"); - String keyProperty = tableInfo.getKeyProperty(); - Assert.notEmpty(keyProperty, "error: can not execute. because can not find column for id from entity!"); - return SqlHelper.saveOrUpdateBatch(this.currentModelClass(), this.currentMapperClass(), log, entityList, batchSize, (sqlSession, entity) -> { - Object idVal = tableInfo.getPropertyValue(entity, keyProperty); - String sqlStatement = SqlHelper.getSqlStatement(this.currentMapperClass(), SqlMethod.SELECT_BY_ID); - return StringUtils.checkValNull(idVal) - || CollectionUtils.isEmpty(sqlSession.selectList(sqlStatement, entity)); - }, (sqlSession, entity) -> { - MapperMethod.ParamMap<T> param = new MapperMethod.ParamMap<>(); - param.put(Constants.ENTITY, entity); - String sqlStatement = SqlHelper.getSqlStatement(this.currentMapperClass(), SqlMethod.UPDATE_BY_ID); - sqlSession.update(sqlStatement, param); - }); + return Db.saveOrUpdateBatch(entityList, batchSize); } /** * 鎻掑叆鎴栨洿鏂�(鍖呭惈闄愬埗鏉℃暟) */ default boolean insertOrUpdate(T entity) { - if (null != entity) { - TableInfo tableInfo = TableInfoHelper.getTableInfo(this.currentModelClass()); - Assert.notNull(tableInfo, "error: can not execute. because can not find cache of TableInfo for entity!"); - String keyProperty = tableInfo.getKeyProperty(); - Assert.notEmpty(keyProperty, "error: can not execute. because can not find column for id from entity!"); - Object idVal = tableInfo.getPropertyValue(entity, tableInfo.getKeyProperty()); - return StringUtils.checkValNull(idVal) || Objects.isNull(selectById((Serializable) idVal)) ? insert(entity) > 0 : updateById(entity) > 0; - } - return false; + return Db.saveOrUpdate(entity); } default V selectVoById(Serializable id) { -- Gitblit v1.9.3