查询专题接口添加

mall-admin/src/main/java/com/macro/mall/controller/CmsSubjectController.java

@@ -9,6 +9,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
 
 import java.util.List;
@@ -31,4 +32,14 @@ public class CmsSubjectController {
         List<CmsSubject> subjectList = subjectService.listAll();
         return new CommonResult().success(subjectList);
     }
+
+    @ApiOperation(value = "根据专题名称分页获取专题")
+    @RequestMapping(value = "/list", method = RequestMethod.GET)
+    @ResponseBody
+    public Object getList(@RequestParam(value = "keyword", required = false) String keyword,
+                          @RequestParam(value = "pageNum", defaultValue = "1") Integer pageNum,
+                          @RequestParam(value = "pageSize", defaultValue = "5") Integer pageSize) {
+        List<CmsSubject> subjectList = subjectService.list(keyword, pageNum, pageSize);
+        return new CommonResult().pageSuccess(subjectList);
+    }
 }

mall-admin/src/main/java/com/macro/mall/service/CmsSubjectService.java

@@ -9,5 +9,13 @@ import java.util.List;
  * Created by macro on 2018/6/1.
  */
 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);
 }

mall-admin/src/main/java/com/macro/mall/service/impl/CmsSubjectServiceImpl.java

@@ -1,11 +1,13 @@
 package com.macro.mall.service.impl;
 
+import com.github.pagehelper.PageHelper;
 import com.macro.mall.mapper.CmsSubjectMapper;
 import com.macro.mall.model.CmsSubject;
 import com.macro.mall.model.CmsSubjectExample;
 import com.macro.mall.service.CmsSubjectService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
 
 import java.util.List;
 
@@ -22,4 +24,15 @@ public class CmsSubjectServiceImpl implements CmsSubjectService {
     public List<CmsSubject> listAll() {
         return subjectMapper.selectByExample(new CmsSubjectExample());
     }
+
+    @Override
+    public List<CmsSubject> list(String keyword, Integer pageNum, Integer pageSize) {
+        PageHelper.startPage(pageNum, pageSize);
+        CmsSubjectExample example = new CmsSubjectExample();
+        CmsSubjectExample.Criteria criteria = example.createCriteria();
+        if (!StringUtils.isEmpty(keyword)) {
+            criteria.andTitleLike("%" + keyword + "%");
+        }
+        return subjectMapper.selectByExample(example);
+    }
 }