(shardingsphere) branch master updated: Fix sonar issue on FirebirdAuthenticationEngine (#37987)

[zhangliang]

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zhangliang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/shardingsphere.git


The following commit(s) were added to refs/heads/master by this push:
     new 9cfe543c81a Fix sonar issue on FirebirdAuthenticationEngine (#37987)
9cfe543c81a is described below

commit 9cfe543c81a132640ce88de0d35fac194b763730
Author: Liang Zhang <zhangli...@apache.org>
AuthorDate: Sun Feb 8 23:54:18 2026 +0800

    Fix sonar issue on FirebirdAuthenticationEngine (#37987)
---
 .../firebird/authentication/FirebirdAuthenticationEngine.java       | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git 
a/proxy/frontend/dialect/firebird/src/main/java/org/apache/shardingsphere/proxy/frontend/firebird/authentication/FirebirdAuthenticationEngine.java
 
b/proxy/frontend/dialect/firebird/src/main/java/org/apache/shardingsphere/proxy/frontend/firebird/authentication/FirebirdAuthenticationEngine.java
index 7096a480fb8..cbd172e794f 100644
--- 
a/proxy/frontend/dialect/firebird/src/main/java/org/apache/shardingsphere/proxy/frontend/firebird/authentication/FirebirdAuthenticationEngine.java
+++ 
b/proxy/frontend/dialect/firebird/src/main/java/org/apache/shardingsphere/proxy/frontend/firebird/authentication/FirebirdAuthenticationEngine.java
@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.proxy.frontend.firebird.authentication;
 
+import com.google.common.base.Preconditions;
 import com.google.common.base.Strings;
 import io.netty.channel.ChannelHandlerContext;
 import org.apache.shardingsphere.authentication.AuthenticatorFactory;
@@ -62,8 +63,6 @@ public final class FirebirdAuthenticationEngine implements 
AuthenticationEngine
     
     private FirebirdSRPAuthenticationData authData;
     
-    private FirebirdAuthenticationMethod plugin;
-    
     private AuthenticationResult currentAuthResult;
     
     private int connectionId;
@@ -124,7 +123,8 @@ public final class FirebirdAuthenticationEngine implements 
AuthenticationEngine
         String username = connectPacket.getLogin();
         Grantee grantee = new Grantee(username, "");
         Optional<ShardingSphereUser> user = rule.findUser(grantee);
-        plugin = FirebirdAuthenticationMethod.valueOf(getPluginName(rule, 
user.get()));
+        Preconditions.checkState(user.isPresent());
+        FirebirdAuthenticationMethod plugin = 
FirebirdAuthenticationMethod.valueOf(getPluginName(rule, user.get()));
         FirebirdAuthenticationMethod userPlugin = connectPacket.getPlugin();
         if (plugin != userPlugin) {
             acceptPacket.setAcceptDataPacket(new byte[0], "", plugin, 0, "");