From 2a8b024ec3e8b5a61d47db85b01ec35935be6508 Mon Sep 17 00:00:00 2001
From: Haotian Zhang <928016560@qq.com>
Date: Fri, 14 Oct 2022 15:00:12 +0800
Subject: [PATCH] feat:support new label expression.

---
 .../cloud/common/util/expresstion/ExpressionParserV1.java   | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/util/expresstion/ExpressionParserV1.java b/spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/util/expresstion/ExpressionParserV1.java
index a5f28e8fd..dff35783a 100644
--- a/spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/util/expresstion/ExpressionParserV1.java
+++ b/spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/util/expresstion/ExpressionParserV1.java
@@ -53,7 +53,7 @@ public class ExpressionParserV1 implements ExpressionParser {
 
 	@Override
 	public String parseHeaderKey(String expression) {
-		return expression.substring(LABEL_HEADER_PREFIX_LEN, expression.length() - 1);
+		return StringUtils.substring(expression, LABEL_HEADER_PREFIX_LEN, expression.length() - 1);
 	}
 
 	@Override
@@ -63,7 +63,7 @@ public class ExpressionParserV1 implements ExpressionParser {
 
 	@Override
 	public String parseQueryKey(String expression) {
-		return expression.substring(LABEL_QUERY_PREFIX_LEN, expression.length() - 1);
+		return StringUtils.substring(expression, LABEL_QUERY_PREFIX_LEN, expression.length() - 1);
 	}
 
 	@Override
@@ -73,7 +73,7 @@ public class ExpressionParserV1 implements ExpressionParser {
 
 	@Override
 	public String parseCookieKey(String expression) {
-		return expression.substring(LABEL_COOKIE_PREFIX_LEN, expression.length() - 1);
+		return StringUtils.substring(expression, LABEL_COOKIE_PREFIX_LEN, expression.length() - 1);
 	}
 
 	@Override