From 4e42fe6bad5fb653a7aa9b5e2af8c5e3cb26dd8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8B=A5=E5=BF=B5=E8=8E=AB=E5=BF=B5?=
 <50112066+fuhouyu@users.noreply.github.com>
Date: Thu, 1 Aug 2024 14:59:07 +0800
Subject: [PATCH] =?UTF-8?q?FIX=20[ISSUE=20#12446]=20macInstance=20?=
 =?UTF-8?q?=E8=A1=A5=E5=85=85=E6=97=A5=E5=BF=97=20(#12447)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../nacos/plugin/auth/impl/jwt/NacosSignatureAlgorithm.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/plugin-default-impl/nacos-default-auth-plugin/src/main/java/com/alibaba/nacos/plugin/auth/impl/jwt/NacosSignatureAlgorithm.java b/plugin-default-impl/nacos-default-auth-plugin/src/main/java/com/alibaba/nacos/plugin/auth/impl/jwt/NacosSignatureAlgorithm.java
index 335375b45..38b1e1e20 100644
--- a/plugin-default-impl/nacos-default-auth-plugin/src/main/java/com/alibaba/nacos/plugin/auth/impl/jwt/NacosSignatureAlgorithm.java
+++ b/plugin-default-impl/nacos-default-auth-plugin/src/main/java/com/alibaba/nacos/plugin/auth/impl/jwt/NacosSignatureAlgorithm.java
@@ -203,7 +203,9 @@ public final class NacosSignatureAlgorithm {
             Mac instance = Mac.getInstance(jcaName);
             instance.init(key);
             return instance;
-        } catch (NoSuchAlgorithmException | InvalidKeyException e) {
+        } catch (NoSuchAlgorithmException e) {
+            throw new IllegalArgumentException("No Such Algorithm: " + jcaName);
+        } catch (InvalidKeyException e) {
             throw new IllegalArgumentException("Invalid key: " + key);
         }
     }