详情。

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/controller/SysNoticeController.java

@@ -115,4 +115,10 @@ public class SysNoticeController extends BaseController
 
         return noticeService.addReadItem(sysXhpcNoticeReadEntity.getNoticeId(), sysXhpcNoticeReadEntity.getUserId());
     }
+
+    @GetMapping("/showDetail")
+    public AjaxResult showDetail(@RequestParam Integer noticeId){
+
+        return AjaxResult.success(noticeService.showDetail(noticeId));
+    }
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/mapper/SysNoticeMapper.java

@@ -88,4 +88,7 @@ public interface SysNoticeMapper
     int insertIntoRead(@Param("noticeId") Integer noticeId,@Param("userId") Long userId);
 
 
+    Map<String,Object> selectContent(@Param("noticeId") Integer noticeId);
+
+
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/service/ISysNoticeService.java

@@ -80,4 +80,7 @@ public interface ISysNoticeService
     AjaxResult addReadItem(Integer noticeId,Long userId);
 
 
+    Map<String,Object> showDetail(Integer noticeId);
+
+
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/service/impl/SysNoticeServiceImpl.java

@@ -147,4 +147,11 @@ public class SysNoticeServiceImpl implements ISysNoticeService
         }
         return AjaxResult.success();
     }
+
+
+    @Override
+    public Map<String, Object> showDetail(Integer noticeId) {
+
+        return noticeMapper.selectContent(noticeId);
+    }
 }

ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysNoticeMapper.xml

@@ -89,6 +89,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </delete>
 
     <delete id="deleteNoticeByIds" parameterType="Long">
+
         delete from sys_notice where notice_id in
         <foreach item="noticeId" collection="array" open="(" separator="," close=")">
             #{noticeId}
@@ -141,4 +142,14 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         insert into xhpc_notice_read (user_id,notice_id) values(#{userId},#{noticeId})
     </insert>
 
+
+    <select id="selectContent" resultType="map">
+
+        select cast(notice_content as char) as noticeContent
+        from sys_notice
+        where notice_id=#{noticeId}
+    </select>
+
+
+
 </mapper>