From fc16666200a3dba62d99c093cd63459ef325a5bb Mon Sep 17 00:00:00 2001
From: da-daken <2844775971@qq.com>
Date: Thu, 4 May 2023 20:02:42 +0800
Subject: [PATCH] =?UTF-8?q?opt=EF=BC=9A=E5=AD=97=E7=AC=A6=E4=B8=B2?=
 =?UTF-8?q?=E5=88=A4=E7=A9=BA=E7=94=A8=E5=B7=A5=E5=85=B7=E7=B1=BB?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/java3y/austin/support/utils/ContentHolderUtil.java     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/austin-support/src/main/java/com/java3y/austin/support/utils/ContentHolderUtil.java b/austin-support/src/main/java/com/java3y/austin/support/utils/ContentHolderUtil.java
index ae3f868..3d0b7b5 100644
--- a/austin-support/src/main/java/com/java3y/austin/support/utils/ContentHolderUtil.java
+++ b/austin-support/src/main/java/com/java3y/austin/support/utils/ContentHolderUtil.java
@@ -1,5 +1,6 @@
 package com.java3y.austin.support.utils;
 
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.context.expression.MapAccessor;
 import org.springframework.expression.spel.support.StandardEvaluationContext;
 import org.springframework.util.PropertyPlaceholderHelper;
@@ -54,7 +55,7 @@ public class ContentHolderUtil {
         @Override
         public String resolvePlaceholder(String placeholderName) {
             String value = paramMap.get(placeholderName);
-            if (null == value) {
+            if (StringUtils.isEmpty(value)) {
                 String errorStr = MessageFormat.format("template:{0} require param:{1},but not exist! paramMap:{2}",
                         template, placeholderName, paramMap.toString());
                 throw new IllegalArgumentException(errorStr);