修改

src/main/java/com/xujie/sys/modules/srm/mapper/SrmMaterialFamilySupplierMapper.java

@@ -0,0 +1,10 @@
+package com.xujie.sys.modules.srm.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.xujie.sys.modules.srm.entity.SrmMaterialFamilySupplier;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface SrmMaterialFamilySupplierMapper extends BaseMapper<SrmMaterialFamilySupplier> {
+    
+}

src/main/java/com/xujie/sys/modules/srm/service/SrmMaterialFamilySupplierService.java

@@ -0,0 +1,12 @@
+package com.xujie.sys.modules.srm.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.xujie.sys.modules.srm.entity.SrmMaterialFamilySupplier;
+
+import java.util.List;
+
+public interface SrmMaterialFamilySupplierService extends IService<SrmMaterialFamilySupplier> {
+    void saveSrmMaterialFamilySupplier(List<SrmMaterialFamilySupplier> data);
+
+    void deleteSrmMaterialFamilySupplier(SrmMaterialFamilySupplier data);
+}

src/main/java/com/xujie/sys/modules/srm/service/impl/SrmMaterialFamilySupplierServiceImpl.java

@@ -0,0 +1,31 @@
+package com.xujie.sys.modules.srm.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.xujie.sys.modules.srm.entity.SrmMaterialFamily;
+import com.xujie.sys.modules.srm.entity.SrmMaterialFamilySupplier;
+import com.xujie.sys.modules.srm.mapper.SrmMaterialFamilySupplierMapper;
+import com.xujie.sys.modules.srm.service.SrmMaterialFamilySupplierService;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+@Service
+public class SrmMaterialFamilySupplierServiceImpl extends ServiceImpl<SrmMaterialFamilySupplierMapper, SrmMaterialFamilySupplier> implements SrmMaterialFamilySupplierService {
+    @Override
+    @Transactional
+    public void saveSrmMaterialFamilySupplier(List<SrmMaterialFamilySupplier> data){
+        for (int i = 0; i < data.size(); i++) {
+            this.save(data.get(i));
+        }
+    }
+    @Override
+    @Transactional
+    public void deleteSrmMaterialFamilySupplier(SrmMaterialFamilySupplier data){
+        QueryWrapper<SrmMaterialFamilySupplier> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("id", data.getId());
+        this.remove(queryWrapper);
+    }
+
+}