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@@ -146,34 +146,19 @@ public class CourseServiceImpl implements ICourseService {
                 vo.setTwoDimensionalOssUrl(ossUrlService.selectUrlByIds(vo.getTwoDimensionalOssId()));
             }
             if(StrUtil.isNotBlank(vo.getTwoDimensionalUrl())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getTwoDimensionalUrl()));
-                if(Objects.nonNull(oss)) {
-                    vo.setTwoDimensionalUrl(oss.getUrl());
-                }
+                vo.setTwoDimensionalUrl(ossUrlService.selectUrlByIds(vo.getTwoDimensionalUrl()));
             }
             if(StrUtil.isNotBlank(vo.getTwoDimensionalType())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getTwoDimensionalType()));
-                if(Objects.nonNull(oss)) {
-                    vo.setTwoDimensionalType(oss.getUrl());
-                }
+                vo.setTwoDimensionalType(ossUrlService.selectUrlByIds(vo.getTwoDimensionalType()));
             }
             if(StrUtil.isNotBlank(vo.getThreeDimensionalOssId())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getThreeDimensionalOssId()));
-                if(Objects.nonNull(oss)) {
-                    vo.setThreeDimensionalOssUrl(oss.getUrl());
-                }
+                vo.setThreeDimensionalOssUrl(ossUrlService.selectUrlByIds(vo.getThreeDimensionalOssId()));
             }
             if(StrUtil.isNotBlank(vo.getThreeDimensionalUrl())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getThreeDimensionalUrl()));
-                if(Objects.nonNull(oss)) {
-                    vo.setThreeDimensionalUrl(oss.getUrl());
-                }
+                vo.setThreeDimensionalUrl(ossUrlService.selectUrlByIds(vo.getThreeDimensionalUrl()));
             }
             if(StrUtil.isNotBlank(vo.getThreeDimensionalType())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getThreeDimensionalType()));
-                if(Objects.nonNull(oss)) {
-                    vo.setThreeDimensionalType(oss.getUrl());
-                }
+                vo.setThreeDimensionalType(ossUrlService.selectUrlByIds(vo.getThreeDimensionalType()));
             }
             if(StrUtil.isNotBlank(vo.getCaseOssId())){
                 vo.setCaseOssUrl(ossUrlService.selectUrlByIds(vo.getCaseOssId()));
@@ -189,10 +174,7 @@ public class CourseServiceImpl implements ICourseService {
             }
 
             if(StrUtil.isNotBlank(vo.getOssId())){
-                SysOssVo oss = iSysOssService.getById(Long.valueOf(vo.getOssId()));
-                if(Objects.nonNull(oss)) {
-                    vo.setOssUrl(oss.getUrl());
-                }
+                vo.setOssUrl(ossUrlService.selectUrlByIds(vo.getOssId()));
             }
         }
         return list;