diff --git a/src/main/java/com/bsd/cases/controller/CaseContentController.java b/src/main/java/com/bsd/cases/controller/CaseContentController.java
index 0ec9b31..2a8d7d3 100644
--- a/src/main/java/com/bsd/cases/controller/CaseContentController.java
+++ b/src/main/java/com/bsd/cases/controller/CaseContentController.java
@@ -12,6 +12,7 @@ import org.springframework.web.bind.annotation.RestController;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
+import java.io.UnsupportedEncodingException;
 
 @CrossOrigin
 @RestController
@@ -52,7 +53,7 @@ public class CaseContentController {
     }
 
     @RequestMapping("/get-content-detail-by-category-id")
-    public AjaxResult getContentDetailByContentId(@RequestBody AjaxRequest ajaxRequest, HttpServletRequest request) {
+    public AjaxResult getContentDetailByContentId(@RequestBody AjaxRequest ajaxRequest, HttpServletRequest request) throws UnsupportedEncodingException {
         AjaxResult ajaxResult = new AjaxResult();
         JSONObject data = ajaxRequest.getData();
         if (null == data){
diff --git a/src/main/java/com/bsd/cases/model/CaseContent.java b/src/main/java/com/bsd/cases/model/CaseContent.java
index dce59e2..1a0936a 100644
--- a/src/main/java/com/bsd/cases/model/CaseContent.java
+++ b/src/main/java/com/bsd/cases/model/CaseContent.java
@@ -13,7 +13,7 @@ public class CaseContent extends BaseEntity {
 
     private String url;
 
-    private String content;
+    private byte[] content;
 
     private Long categoryId;
 }
diff --git a/src/main/java/com/bsd/cases/service/CaseContentService.java b/src/main/java/com/bsd/cases/service/CaseContentService.java
index 2b9a5bb..8b66777 100644
--- a/src/main/java/com/bsd/cases/service/CaseContentService.java
+++ b/src/main/java/com/bsd/cases/service/CaseContentService.java
@@ -9,12 +9,13 @@ import com.bsd.cases.vo.CaseContentDetailBakVo;
 import com.bsd.cases.vo.CaseContentDetailVo;
 import com.bsd.cases.vo.CaseContentVo;
 
+import java.io.UnsupportedEncodingException;
 import java.util.List;
 
 public interface CaseContentService<CaseContent> extends BaseService<CaseContent> {
     JSONObject getContentListByCategoryId(Long categoryId, Integer pageNum, Integer pageSize);
 
-    CaseContentDetailVo getContentDetailByContentId(Long contentId);
+    CaseContentDetailVo getContentDetailByContentId(Long contentId) throws UnsupportedEncodingException;
 
     AjaxResult saveContent(JSONObject jsonObject);
 
@@ -30,5 +31,5 @@ public interface CaseContentService<CaseContent> extends BaseService<CaseContent
      */
     PageAjax<CaseContentBakVo> searchBakContentByParam(String name, Long level1, Long level2, Long level3, Integer pageNum);
 
-    CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId);
+    CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId) throws UnsupportedEncodingException;
 }
diff --git a/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java b/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
index 0ee4052..079ad0c 100644
--- a/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
+++ b/src/main/java/com/bsd/cases/service/impl/CaseContentServiceImpl.java
@@ -7,7 +7,6 @@ import com.bsd.cases.mapper.*;
 import com.bsd.cases.model.*;
 import com.bsd.cases.service.CaseContentService;
 import com.bsd.cases.service.CaseUsersService;
-import com.bsd.cases.util.AjaxRequest;
 import com.bsd.cases.util.AjaxResult;
 import com.bsd.cases.util.PageAjax;
 import com.bsd.cases.util.PageUtils;
@@ -16,12 +15,12 @@ import com.bsd.cases.vo.CaseContentDetailBakVo;
 import com.bsd.cases.vo.CaseContentDetailVo;
 import com.bsd.cases.vo.CaseContentVo;
 import com.github.pagehelper.PageHelper;
-import com.sun.org.apache.bcel.internal.generic.NEW;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
+import java.io.UnsupportedEncodingException;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
@@ -52,24 +51,25 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
 
     /**
      * 获取文章列表
+     *
      * @param categoryId
      * @param pageNum
      * @param pageSize
      * @return
      */
     @Override
-    public JSONObject getContentListByCategoryId(Long categoryId,Integer pageNum,Integer pageSize) {
+    public JSONObject getContentListByCategoryId(Long categoryId, Integer pageNum, Integer pageSize) {
 
         CaseCategory caseCategory = caseCategoryMapper.selectByPrimaryKey(categoryId);
         CaseContent findCaseContent = new CaseContent();
         findCaseContent.setState(Constants.STATE_VALID);
         findCaseContent.setCategoryId(categoryId);
         List<CaseContent> caseContentList = caseContentMapper.select(findCaseContent);
-        JSONObject pageJson = PageUtils.page(caseContentList,pageNum,pageSize);
+        JSONObject pageJson = PageUtils.page(caseContentList, pageNum, pageSize);
         JSONArray jsonArray = pageJson.getJSONArray("list");
         caseContentList = JSONObject.parseArray(JSONObject.toJSONString(jsonArray), CaseContent.class);
         List<CaseContentVo> caseContentVoList = new ArrayList<>();
-        for (CaseContent caseContent:caseContentList){
+        for (CaseContent caseContent : caseContentList) {
             CaseContentVo caseContentVo = new CaseContentVo();
             CaseContentStatical findCaseContentStatical = new CaseContentStatical();
             findCaseContentStatical.setState(Constants.STATE_VALID);
@@ -86,22 +86,23 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
             caseContentVoList.add(caseContentVo);
         }
         JSONObject jsonObject = new JSONObject();
-        jsonObject.put("url",caseCategory.getUrl());
-        jsonObject.put("list",caseContentVoList);
-        jsonObject.put("total",pageJson.getInteger("total"));
-        jsonObject.put("pageNum",pageNum);
-        jsonObject.put("pageSize",pageSize);
-        jsonObject.put("pages",(int) Math.ceil(Double.valueOf(pageJson.getInteger("total")) / Double.valueOf(pageSize)));
+        jsonObject.put("url", caseCategory.getUrl());
+        jsonObject.put("list", caseContentVoList);
+        jsonObject.put("total", pageJson.getInteger("total"));
+        jsonObject.put("pageNum", pageNum);
+        jsonObject.put("pageSize", pageSize);
+        jsonObject.put("pages", (int) Math.ceil(Double.valueOf(pageJson.getInteger("total")) / Double.valueOf(pageSize)));
         return jsonObject;
     }
 
     /**
      * 查看文章详情
+     *
      * @param contentId
      * @return
      */
     @Override
-    public CaseContentDetailVo getContentDetailByContentId(Long contentId) {
+    public CaseContentDetailVo getContentDetailByContentId(Long contentId) throws UnsupportedEncodingException {
 
         CaseUsers caseUsers = caseUsersService.currentUser();
         CaseContentView newCaseContentView = new CaseContentView();
@@ -130,7 +131,8 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
         CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
         CaseContentDetailVo caseContentDetailVo = new CaseContentDetailVo();
         caseContentDetailVo.setId(contentId);
-        caseContentDetailVo.setContent(caseContent.getContent());
+        String content = new String(caseContent.getContent(), "utf8");
+        caseContentDetailVo.setContent(content);
         caseContentDetailVo.setCategoryId(caseContent.getCategoryId());
         CaseCategory caseCategory = caseCategoryMapper.selectByPrimaryKey(caseContent.getCategoryId());
         caseContentDetailVo.setCategoryName(caseCategory.getName());
@@ -152,7 +154,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
         findCaseContentLike.setState(Constants.STATE_VALID);
         findCaseContentLike.setCreateBy(caseUsers.getId());
         CaseContentLike caseContentLike = caseContentLikeMapper.selectOne(findCaseContentLike);
-        if (null!=caseContentLike){
+        if (null != caseContentLike) {
             caseContentDetailVo.setIsLike(true);
         }
         //判断是否已评分过
@@ -161,7 +163,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
         findCaseContentScore.setState(Constants.STATE_VALID);
         findCaseContentScore.setCreateBy(caseUsers.getId());
         CaseContentScore caseContentScore = caseContentScoreMapper.selectOne(findCaseContentScore);
-        if (null!=caseContentScore){
+        if (null != caseContentScore) {
             caseContentDetailVo.setIsScore(true);
         }
         return caseContentDetailVo;
@@ -169,6 +171,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
 
     /**
      * 更新或者新增文章
+     *
      * @param jsonObject
      * @return
      */
@@ -183,24 +186,24 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
         JSONArray contentAttachmentJson = jsonObject.getJSONArray("contentAttachmentJson");
         JSONArray contentMaterialJson = jsonObject.getJSONArray("contentMaterialJson");
 
-        if (null == contentId){
+        if (null == contentId) {
             //新增
-            if (StringUtils.isBlank(contentTitle)){
+            if (StringUtils.isBlank(contentTitle)) {
                 ajaxResult.setRetcode(AjaxResult.FAILED);
                 ajaxResult.setRetmsg("文章标题不可以为空");
                 return ajaxResult;
             }
-            if (StringUtils.isBlank(url)){
+            if (StringUtils.isBlank(url)) {
                 ajaxResult.setRetcode(AjaxResult.FAILED);
                 ajaxResult.setRetmsg("文章预览图地址不可以为空");
                 return ajaxResult;
             }
-            if (StringUtils.isBlank(content)){
+            if (StringUtils.isBlank(content)) {
                 ajaxResult.setRetcode(AjaxResult.FAILED);
                 ajaxResult.setRetmsg("文章正文不可以为空");
                 return ajaxResult;
             }
-            if (null == categoryId){
+            if (null == categoryId) {
                 ajaxResult.setRetcode(AjaxResult.FAILED);
                 ajaxResult.setRetmsg("文章类别id不可以为空");
                 return ajaxResult;
@@ -208,7 +211,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
             CaseContent caseContent = new CaseContent();
             caseContent.setContentTitle(contentTitle);
             caseContent.setCategoryId(categoryId);
-            caseContent.setContent(content);
+            caseContent.setContent(content.getBytes());
             caseContent.setUrl(url);
             caseContent.setUpdateDateTime(new Date());
             caseContentMapper.insert(caseContent);
@@ -226,40 +229,40 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
 
             caseContentStaticalMapper.insert(caseContentStatical);
             ajaxResult.setRetmsg("文章新增成功");
-        }else {
+        } else {
             //更新
             CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
-            if (StringUtils.isNotEmpty(contentTitle)){
+            if (StringUtils.isNotEmpty(contentTitle)) {
                 caseContent.setContentTitle(contentTitle);
             }
-            if (StringUtils.isNotEmpty(url)){
+            if (StringUtils.isNotEmpty(url)) {
                 caseContent.setUrl(url);
             }
-            if (StringUtils.isNotEmpty(content)){
-                caseContent.setContent(content);
+            if (StringUtils.isNotEmpty(content)) {
+                caseContent.setContent(content.getBytes());
             }
-            if (null != categoryId){
+            if (null != categoryId) {
                 caseContent.setCategoryId(categoryId);
             }
             caseContent.setUpdateDateTime(new Date());
             caseContentMapper.updateByPrimaryKeySelective(caseContent);
-            if (contentMaterialJson !=null && contentAttachmentJson.size()>0){
+            if (contentMaterialJson != null && contentAttachmentJson.size() > 0) {
                 CaseContentMaterial findCaseContentMaterial = new CaseContentMaterial();
                 findCaseContentMaterial.setContentId(contentId);
                 findCaseContentMaterial.setState(Constants.STATE_VALID);
                 List<CaseContentMaterial> caseContentMaterialList = caseContentMaterialMapper.select(findCaseContentMaterial);
-                for (CaseContentMaterial caseContentMaterial:caseContentMaterialList){
+                for (CaseContentMaterial caseContentMaterial : caseContentMaterialList) {
                     caseContentMaterial.setState(Constants.STATE_INVALID);
                     caseContentMaterial.setUpdateDateTime(new Date());
                     caseContentMaterialMapper.updateByPrimaryKeySelective(caseContentMaterial);
                 }
             }
-            if (contentAttachmentJson !=null && contentAttachmentJson.size()>0 ){
+            if (contentAttachmentJson != null && contentAttachmentJson.size() > 0) {
                 CaseContentAttachment findCaseContentAttachment = new CaseContentAttachment();
                 findCaseContentAttachment.setContentId(contentId);
                 findCaseContentAttachment.setState(Constants.STATE_VALID);
                 List<CaseContentAttachment> caseContentAttachmentList = caseContentAttachmentMapper.select(findCaseContentAttachment);
-                for (CaseContentAttachment caseContentAttachment:caseContentAttachmentList){
+                for (CaseContentAttachment caseContentAttachment : caseContentAttachmentList) {
                     caseContentAttachment.setState(Constants.STATE_INVALID);
                     caseContentAttachment.setUpdateDateTime(new Date());
                     caseContentAttachmentMapper.updateByPrimaryKeySelective(caseContentAttachment);
@@ -268,9 +271,9 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
             ajaxResult.setRetmsg("文章更新成功");
         }
 
-        if (contentMaterialJson !=null && contentAttachmentJson.size()>0){
+        if (contentMaterialJson != null && contentAttachmentJson.size() > 0) {
             List<CaseContentMaterial> caseContentMaterialList = new ArrayList<>();
-            for (int i = 0;i<contentMaterialJson.size();i++){
+            for (int i = 0; i < contentMaterialJson.size(); i++) {
                 CaseContentMaterial caseContentMaterial = new CaseContentMaterial();
                 caseContentMaterial.setContentId(contentId);
                 JSONObject materialJson = contentMaterialJson.getJSONObject(i);
@@ -288,12 +291,12 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
             caseContentMaterialMapper.insertList(caseContentMaterialList);
         }
 
-        if (contentAttachmentJson !=null && contentAttachmentJson.size()>0 ){
+        if (contentAttachmentJson != null && contentAttachmentJson.size() > 0) {
             List<CaseContentAttachment> caseContentAttachmentList = new ArrayList<>();
-            for (int i = 0;i<contentAttachmentJson.size(); i++ ){
+            for (int i = 0; i < contentAttachmentJson.size(); i++) {
                 CaseContentAttachment caseContentAttachment = new CaseContentAttachment();
                 caseContentAttachment.setContentId(contentId);
-                JSONObject attachmentJson =contentAttachmentJson.getJSONObject(i);
+                JSONObject attachmentJson = contentAttachmentJson.getJSONObject(i);
                 String attachmentUrl = attachmentJson.getString("attachmentUrl");
                 caseContentAttachment.setAttachmentUrl(attachmentUrl);
                 String size = attachmentJson.getString("size");
@@ -316,6 +319,7 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
 
     /**
      * 删除文章
+     *
      * @param contentId
      * @return
      */
@@ -323,10 +327,10 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
     public AjaxResult delContent(Long contentId) {
         AjaxResult ajaxResult = new AjaxResult();
         CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
-        if (caseContent.getState() == Constants.STATE_INVALID){
+        if (caseContent.getState() == Constants.STATE_INVALID) {
             ajaxResult.setRetmsg("文章已删除，不可重复操作");
             ajaxResult.setRetcode(AjaxResult.FAILED);
-        }else {
+        } else {
             caseContent.setState(Constants.STATE_INVALID);
             caseContent.setUpdateDateTime(new Date());
             caseContentMapper.updateByPrimaryKeySelective(caseContent);
@@ -337,21 +341,22 @@ public class CaseContentServiceImpl extends BaseServiceImpl<CaseContentMapper, C
     }
 
     @Override
-    public PageAjax<CaseContentBakVo> searchBakContentByParam(String name, Long level1, Long level2, Long level3,Integer pageNum) {
+    public PageAjax<CaseContentBakVo> searchBakContentByParam(String name, Long level1, Long level2, Long level3, Integer pageNum) {
         PageHelper.startPage(pageNum, Constants.PAGE_SIZE);
-        List<CaseContentBakVo> caseContentBakVoList = caseContentMapper.searchBak(name,level1,level2,level3);
+        List<CaseContentBakVo> caseContentBakVoList = caseContentMapper.searchBak(name, level1, level2, level3);
         PageAjax<CaseContentBakVo> pageAjax = new PageAjax<>(caseContentBakVoList);
         return pageAjax;
     }
 
     @Override
-    public CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId) {
+    public CaseContentDetailBakVo getCaseContentDetailBakVoByContentID(Long contentId) throws UnsupportedEncodingException {
 
         CaseContent caseContent = caseContentMapper.selectByPrimaryKey(contentId);
         CaseContentDetailBakVo caseContentDetailBakVo = new CaseContentDetailBakVo();
         caseContentDetailBakVo.setId(contentId);
         caseContentDetailBakVo.setCategoryId(caseContent.getCategoryId());
-        caseContentDetailBakVo.setContent(caseContent.getContent());
+        String content = new String(caseContent.getContent(), "UTF-8");
+        caseContentDetailBakVo.setContentStr(content);
         caseContentDetailBakVo.setContentTitle(caseContent.getContentTitle());
         caseContentDetailBakVo.setUrl(caseContent.getUrl());
         caseContentDetailBakVo.setState(caseContent.getState());
diff --git a/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java b/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java
index 057f7b8..37311c5 100644
--- a/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java
+++ b/src/main/java/com/bsd/cases/vo/CaseContentDetailBakVo.java
@@ -10,6 +10,8 @@ import java.util.List;
 @Data
 public class CaseContentDetailBakVo extends CaseContent {
 
+    private String contentStr;
+
     private List<CaseContentMaterial> caseContentMaterialList;
 
     private List<CaseContentAttachment> caseContentAttachmentList;