diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/DateUtils.java b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/DateUtils.java
index b4d14624..36e9bd79 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/DateUtils.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/DateUtils.java
@@ -131,6 +131,10 @@ public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
         return new SimpleDateFormat(format.getTimeFormat()).format(date);
     }
 
+    public static String parseDateToStr(final String format, final Date date) {
+        return new SimpleDateFormat(format).format(date);
+    }
+
     /**
      * 将指定格式的日期时间字符串转换为 Date 对象
      *
diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/StringUtils.java b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/StringUtils.java
index f2d6461e..feb00414 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/StringUtils.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/StringUtils.java
@@ -382,4 +382,27 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         return StringUtils.join(array, SEPARATOR);
     }
 
+
+    /**
+     * * 判断一个对象是否为空
+     *
+     * @param object Object
+     * @return true：为空 false：非空
+     */
+    public static boolean isNull(Object object)
+    {
+        return object == null;
+    }
+
+    /**
+     * * 判断一个对象是否非空
+     *
+     * @param object Object
+     * @return true：非空 false：空
+     */
+    public static boolean isNotNull(Object object)
+    {
+        return !isNull(object);
+    }
+
 }