diff --git a/src/main/java/com/bsd/cases/controller/CaseCategoryController.java b/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
index 14dfacb..adaffd9 100644
--- a/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseCategoryController.java
@@ -83,6 +83,11 @@ public class CaseCategoryController {
         return ajaxResult;
     }
 
+    /**
+     * 新增或者更新类别
+     * @param ajaxRequest
+     * @return
+     */
     @RequestMapping("/save-category")
     public AjaxResult getAllCategory(@RequestBody AjaxRequest ajaxRequest) {
         AjaxResult ajaxResult = new AjaxResult();
@@ -96,5 +101,48 @@ public class CaseCategoryController {
         return ajaxResult;
     }
 
+    /**
+     * 后台获取分级分类
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/get-bak-category-by-parent-id")
+    public AjaxResult getCategoryByParentId(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data){
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        }else {
+            Long parentId = data.getLong("parentId");
+            ajaxResult.setData(caseCategoryService.getBakCategoryByParentId(parentId));
+        }
+        return ajaxResult;
+    }
 
+    /**
+     * 后台模糊搜索分级分类
+     * @param ajaxRequest
+     * @return
+     */
+    @RequestMapping("/search-bak-category")
+    public AjaxResult searchBakCategory(@RequestBody AjaxRequest ajaxRequest) {
+        AjaxResult ajaxResult = new AjaxResult();
+        JSONObject data = ajaxRequest.getData();
+        if (null == data) {
+            ajaxResult.setRetcode(AjaxResult.FAILED);
+            ajaxResult.setRetmsg("data missing");
+        } else {
+            Integer pageNum = data.getInteger("pageNum");
+            if (null==pageNum){
+                ajaxResult.setRetcode(AjaxResult.FAILED);
+                ajaxResult.setRetmsg("分页参数不可为空");
+            }else {
+                String name = data.getString("name");
+                ajaxResult.setRetcode(AjaxResult.SUCCESS);
+                ajaxResult.setData(caseCategoryService.searchBakCategory(name,pageNum));
+            }
+        }
+        return ajaxResult;
+    }
 }
diff --git a/src/main/java/com/bsd/cases/controller/CaseContentController.java b/src/main/java/com/bsd/cases/controller/CaseContentController.java
index 2162f1a..de3d702 100644
--- a/src/main/java/com/bsd/cases/controller/CaseContentController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseContentController.java
@@ -115,6 +115,11 @@ public class CaseContentController {
         return ajaxResult;
     }
 
+    /**
+     * 删除文章
+     * @param ajaxRequest
+     * @return
+     */
     @RequestMapping("/del-content")
     public AjaxResult delContent(@RequestBody AjaxRequest ajaxRequest) {
         AjaxResult ajaxResult = new AjaxResult();
diff --git a/src/main/java/com/bsd/cases/service/CaseCategoryService.java b/src/main/java/com/bsd/cases/service/CaseCategoryService.java
index c1eedda..520a6c3 100644
--- a/src/main/java/com/bsd/cases/service/CaseCategoryService.java
+++ b/src/main/java/com/bsd/cases/service/CaseCategoryService.java
@@ -1,8 +1,10 @@
 package com.bsd.cases.service;
 
 import com.alibaba.fastjson.JSONObject;
+import com.bsd.cases.model.CaseCategory;
 import com.bsd.cases.util.AjaxRequest;
 import com.bsd.cases.util.AjaxResult;
+import com.bsd.cases.util.PageAjax;
 import com.bsd.cases.vo.CaseSearchVo;
 
 import java.util.List;
@@ -40,5 +42,25 @@ public interface CaseCategoryService<CaseCategory> extends BaseService<CaseCateg
      */
     AjaxResult saveCategory(JSONObject jsonObject);
 
+    /**
+     * 删除类别
+     * @param categoryId
+     * @return
+     */
     AjaxResult delCategory(Long categoryId);
+
+    /**
+     * 后台获取分级分类
+     * @param parentId
+     * @return
+     */
+    List<CaseCategory> getBakCategoryByParentId(Long parentId);
+
+    /**
+     * 后台模糊搜索类别
+     * @param name
+     * @param pageNum
+     * @return
+     */
+    PageAjax<com.bsd.cases.model.CaseCategory> searchBakCategory(String name, Integer pageNum);
 }
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
index 901cd18..7c1368b 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseCategoryServiceImpl.java
@@ -6,15 +6,19 @@ import com.bsd.cases.constants.Constants;
 import com.bsd.cases.mapper.CaseCategoryMapper;
 import com.bsd.cases.model.CaseCategory;
 import com.bsd.cases.model.CaseContent;
+import com.bsd.cases.model.CaseUsers;
 import com.bsd.cases.service.CaseCategoryService;
 import com.bsd.cases.util.AjaxRequest;
 import com.bsd.cases.util.AjaxResult;
+import com.bsd.cases.util.PageAjax;
 import com.bsd.cases.util.PageUtils;
 import com.bsd.cases.vo.CaseCategoryVo;
 import com.bsd.cases.vo.CaseSearchVo;
+import com.github.pagehelper.PageHelper;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import tk.mybatis.mapper.entity.Example;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
@@ -201,11 +205,40 @@ public class CaseCategoryServiceImpl extends BaseServiceImpl<CaseCategoryMapper,
             ajaxResult.setRetmsg("成功删除类别");
         }
 
+        //待确认
+        return ajaxResult;
+    }
 
+    /**
+     * 通过parentId获取类别
+     * @param parentId
+     * @return
+     */
+    @Override
+    public List<CaseCategory> getBakCategoryByParentId(Long parentId) {
+        CaseCategory findCaseCategory = new CaseCategory();
+        findCaseCategory.setState(Constants.STATE_VALID);
+        if (null == parentId) {
+            //获取一级分类
+            findCaseCategory.setLevel(1);
+        }else {
+            //获取其他分类
+            findCaseCategory.setParentId(parentId);
+        }
+        List<CaseCategory> caseCategoryList = caseCategoryMapper.select(findCaseCategory);
+        return caseCategoryList;
+    }
 
-
-
-        return ajaxResult;
+    @Override
+    public PageAjax<CaseCategory> searchBakCategory(String name, Integer pageNum) {
+        Example example = new Example(CaseCategory.class);
+        Example.Criteria criteria = example.createCriteria();
+        criteria.andEqualTo("state", Constants.STATE_VALID);
+        criteria.andLike("name", "%"+name+"%");
+        PageHelper.startPage(pageNum, Constants.PAGE_SIZE);
+        List<CaseCategory> caseCategoryList = caseCategoryMapper.selectByExample(example);
+        PageAjax<CaseCategory> pageAjax = new PageAjax<>(caseCategoryList);
+        return pageAjax;
     }