初始版本

src/main/java/com/vverp/dao/BaseOrderItemDao.java

@@ -0,0 +1,34 @@
+package com.vverp.dao;
+
+import com.vverp.dto.OrderInfo;
+import com.vverp.dto.OrderQuery;
+import com.vverp.entity.BaseEntity;
+import com.vverp.moli.util.Page;
+import com.vverp.moli.util.Pageable;
+import com.vverp.util.CriteriaUtils;
+
+import javax.persistence.criteria.CriteriaBuilder;
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * @author dealsky
+ * @date 2020/4/21 11:42 上午
+ */
+public class BaseOrderItemDao<T extends BaseEntity<ID>, ID extends Serializable> extends BaseDao<T, ID> {
+
+    public OrderInfo orderInfo(OrderQuery orderQuery) {
+        CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
+        return entityManager.createQuery(CriteriaUtils.orderItemInfoQuery(criteriaBuilder, orderQuery, entityClass)).getSingleResult();
+    }
+
+    public Page<T> findPage(Pageable pageable, OrderQuery orderQuery) {
+        CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
+        return findPage(CriteriaUtils.orderItemListQuery(criteriaBuilder, orderQuery, entityClass), pageable);
+    }
+
+    public List<T> findList(OrderQuery orderQuery) {
+        CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
+        return findList(CriteriaUtils.orderItemListQuery(criteriaBuilder, orderQuery, entityClass), null, null, null, null);
+    }
+}