结清证明下载

src/main/java/cn/quantgroup/customer/service/impl/IceServiceImpl.java

@@ -235,9 +235,9 @@ public class IceServiceImpl implements IIceService {
             return JsonResult.buildErrorStateResult("通讯异常", null);
         }
 
-        if (result.length <= 0) {
+        if (result == null) {
             log.error("{} 调用失败 url={}, header={},param={},result={}", logPre, url, header, param, result);
-            return JsonResult.buildErrorStateResult("结清证明下载失败", null);
+            return JsonResult.buildErrorStateResult("结清证明下载失败,返回值为空", null);
         }
         return fileService.outputFile(response,  System.currentTimeMillis() + String.valueOf(loanId) +"settle.pdf", result);
     }