3.0.0-修复题卡保存bug

distributed-print-business/src/main/java/com/qmth/distributed/print/business/service/impl/ExamCardServiceImpl.java

@@ -101,7 +101,9 @@ public class ExamCardServiceImpl extends ServiceImpl<ExamCardMapper, ExamCard> i
             examCard.setMakeMethod(examCardParams.getMakeMethod());
             examCard.setStatus(examCardParams.getStatus());
             examCard.setType(examCardParams.getType());
-            examCard.setAttachmentId(Long.valueOf(examCardParams.getAttachmentId()));
+            if(StringUtils.isNotBlank(examCardParams.getAttachmentId())) {
+                examCard.setAttachmentId(Long.valueOf(examCardParams.getAttachmentId()));
+            }
             examCard.insertInfo(user.getId());
             this.save(examCard);