diff --git a/src/main/java/com/bonus/autoweb/UI/frame/StringHelper.java b/src/main/java/com/bonus/autoweb/UI/frame/StringHelper.java
deleted file mode 100644
index 0dfdb84..0000000
--- a/src/main/java/com/bonus/autoweb/UI/frame/StringHelper.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.bonus.autoweb.UI.frame;
-
-public class StringHelper {
-	public static boolean isEmpty(String str) {
-		if (str == null || str.trim().equals("") || str.trim().equals("null")) {
-			return true;
-		}
-		return false;
-	}
-	/**
-	 * 判断字符串 不为空
-	 */
-	public static boolean isNotEmpty(String str) {
-		return !isEmpty(str);
-	}
-
-	public static boolean isEmptyAndNull(String str) {
-		if (str == null || "".equals(str.trim()) || "null".equals(str.trim())) {
-			return true;
-		}
-		return false;
-	}
-	public static String fillPrefixZero(int v, int len) {
-		String vStr = v + "";
-		while (vStr.length() < len) {
-			vStr = "0" + vStr;
-		}
-		return vStr;
-	}
-}
\ No newline at end of file