From 1bd8b75e8c00290ab50f0495388ec3e98060dcc9 Mon Sep 17 00:00:00 2001
From: jianjun <jianjun4833@163.com>
Date: Sat, 2 Apr 2022 18:10:08 +0800
Subject: [PATCH] bug

---
 .../com/epmet/commons/tools/utils/EpmetRequestHolder.java  | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/utils/EpmetRequestHolder.java b/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/utils/EpmetRequestHolder.java
index 94304fab98..2a70916069 100644
--- a/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/utils/EpmetRequestHolder.java
+++ b/epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/utils/EpmetRequestHolder.java
@@ -1,6 +1,7 @@
 package com.epmet.commons.tools.utils;
 
 import com.alibaba.ttl.TransmittableThreadLocal;
+import com.epmet.commons.tools.constant.StrConstant;
 import org.apache.commons.lang3.StringUtils;
 
 import java.util.HashMap;
@@ -46,7 +47,11 @@ public class EpmetRequestHolder {
      * @return
      */
     public static String getHeader(String headerName) {
-        return requestHeaderTtl.get().get(headerName.toLowerCase());
+        Map<String, String> stringStringMap = requestHeaderTtl.get();
+        if (stringStringMap == null){
+            return StrConstant.EPMETY_STR;
+        }
+        return stringStringMap.get(headerName.toLowerCase());
     }
 
     /**