修复默认方法导致事务失效.

mybatis-plus-extension/src/main/java/com/baomidou/mybatisplus/extension/service/IService.java

@@ -31,6 +31,8 @@ import com.baomidou.mybatisplus.extension.service.additional.update.impl.LambdaU
 import com.baomidou.mybatisplus.extension.service.additional.update.impl.UpdateChainWrapper;
 import com.baomidou.mybatisplus.extension.toolkit.SqlHelper;
 
+import org.springframework.transaction.annotation.Transactional;
+
 /**
  * <p>
  * 顶级 Service
@@ -57,6 +59,7 @@ public interface IService<T> {
      *
      * @param entityList 实体对象集合
      */
+    @Transactional(rollbackFor = Exception.class)
     default boolean saveBatch(Collection<T> entityList) {
         return saveBatch(entityList, 1000);
     }
@@ -78,6 +81,7 @@ public interface IService<T> {
      *
      * @param entityList 实体对象集合
      */
+    @Transactional(rollbackFor = Exception.class)
     default boolean saveOrUpdateBatch(Collection<T> entityList) {
         return saveOrUpdateBatch(entityList, 1000);
     }
@@ -165,6 +169,7 @@ public interface IService<T> {
      *
      * @param entityList 实体对象集合
      */
+    @Transactional(rollbackFor = Exception.class)
     default boolean updateBatchById(Collection<T> entityList) {
         return updateBatchById(entityList, 1000);
     }