优选专区，商品专题代码

代码库/mall-admin/src/main/java/com/sock/mall/service/impl/CmsPrefrenceAreaService.java

@@ -0,0 +1,12 @@
+package com.macro.mall.service;
+
+import com.macro.mall.model.CmsPrefrenceArea;
+
+import java.util.List;
+
+/**
+ * 优选专区Service
+ */
+public interface CmsPrefrenceAreaService {
+    List<CmsPrefrenceArea> listAll();
+}

代码库/mall-admin/src/main/java/com/sock/mall/service/impl/CmsSubjectService.java

@@ -0,0 +1,20 @@
+package com.macro.mall.service;
+
+import com.macro.mall.model.CmsSubject;
+
+import java.util.List;
+
+/**
+ * 商品专题Service
+ */
+public interface CmsSubjectService {
+    /**
+     * 查询所有专题
+     */
+    List<CmsSubject> listAll();
+
+    /**
+     * 分页查询专题
+     */
+    List<CmsSubject> list(String keyword, Integer pageNum, Integer pageSize);
+}