解决皮试结果设置null字符串

src/main/java/cn/hnthyy/thmz/entity/his/mz/MzChargeDetail.java

@@ -253,6 +253,20 @@ public class MzChargeDetail implements Serializable,Comparable<MzChargeDetail> {
         }
     }
 
+    public void setTryFlag(String tryFlag) {
+        if("null".equals(tryFlag)){
+            tryFlag=null;
+        }
+        this.tryFlag = tryFlag;
+    }
+
+    public void setTryResult(String tryResult) {
+        if("null".equals(tryResult)){
+            tryResult=null;
+        }
+        this.tryResult = tryResult;
+    }
+
     @Override
     public String toString() {
         return "MzChargeDetail{" +