From 186ec9dcec258b3cead27c6874a828b9f48e1c8b Mon Sep 17 00:00:00 2001
From: jinpengyong <jpy123456>
Date: Fri, 28 Aug 2020 13:55:15 +0800
Subject: [PATCH] update

---
 src/main/java/com/moral/common/util/StringUtils.java |   26 +++++++++++++++++++++++++-
 1 files changed, 25 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/moral/common/util/StringUtils.java b/src/main/java/com/moral/common/util/StringUtils.java
index b6925d9..7205248 100644
--- a/src/main/java/com/moral/common/util/StringUtils.java
+++ b/src/main/java/com/moral/common/util/StringUtils.java
@@ -1,11 +1,25 @@
 package com.moral.common.util;
 
+import com.mysql.jdbc.TimeUtil;
+
+import javax.validation.constraints.NotNull;
+
+import java.math.BigDecimal;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
+import org.apache.commons.lang3.Conversion;
+
+/**
+ *
+ * ������������: string ���������
+ * @author: fengxiang
+ * @date: 2018/7/30 10:53
+ */
 public class StringUtils {
 	public static final char UNDERLINE = '_';
+	public static final String NULL = "null";
 
     /**
      * ������������������������������������������������������
@@ -44,7 +58,7 @@
         return sb.toString();
     }
 	public static boolean isNullOrEmpty(String toTest) {
-		return toTest == null || toTest.length() == 0;
+		return toTest == null || toTest.length() == 0 || NULL.equals(toTest);
 	}
 	public static Object stringToObject4Type(Class<?> type,String value) throws Exception{
 		Object result = value;
@@ -132,4 +146,14 @@
 		sbuffer.append(suffix);
 		return sbuffer.toString();
 	}
+	public static boolean isNumericZidai(String str) {
+		for (int i = 0; i < str.length(); i++) {
+			//System.out.println(str.charAt(i));
+			if (!Character.isDigit(str.charAt(i))) {
+				return false;
+			}
+		}
+		return true;
+	}
+
 }

--
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