!426 修正单词拼写错误

Merge pull request !426 from 稚屿/master

ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java

@@ -1121,7 +1121,7 @@ public class ExcelUtil<T>
         if (StringUtils.isNotEmpty(excel.targetAttr()))
         {
             String target = excel.targetAttr();
-            if (target.indexOf(".") > -1)
+            if (target.contains("."))
             {
                 String[] targets = target.split("[.]");
                 for (String name : targets)
@@ -1216,7 +1216,7 @@ public class ExcelUtil<T>
         for (Object[] os : this.fields)
         {
             Excel excel = (Excel) os[1];
-            maxHeight = maxHeight > excel.height() ? maxHeight : excel.height();
+            maxHeight = Math.max(maxHeight, excel.height());
         }
         return (short) (maxHeight * 20);
     }