(ignite) branch master updated: IGNITE-28951 Fixed NPE in TcpDiscoverySharedFsIpFinder#getRegisteredAddresses() for File.list() == null (#13452)

[zstan]

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The following commit(s) were added to refs/heads/master by this push:
     new 00ce56d90bd IGNITE-28951 Fixed NPE in 
TcpDiscoverySharedFsIpFinder#getRegisteredAddresses() for File.list() == null 
(#13452)
00ce56d90bd is described below

commit 00ce56d90bd867000cfc007a8628c9986b2106d9
Author: Mathias Roeppischer <55539338+mroep...@users.noreply.github.com>
AuthorDate: Mon Aug 10 10:10:41 2026 +0200

    IGNITE-28951 Fixed NPE in 
TcpDiscoverySharedFsIpFinder#getRegisteredAddresses() for File.list() == null 
(#13452)
---
 .../tcp/ipfinder/sharedfs/TcpDiscoverySharedFsIpFinder.java        | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git 
a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ipfinder/sharedfs/TcpDiscoverySharedFsIpFinder.java
 
b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ipfinder/sharedfs/TcpDiscoverySharedFsIpFinder.java
index a2b035ec6cc..e3fe39dcfb2 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ipfinder/sharedfs/TcpDiscoverySharedFsIpFinder.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ipfinder/sharedfs/TcpDiscoverySharedFsIpFinder.java
@@ -185,8 +185,13 @@ public class TcpDiscoverySharedFsIpFinder extends 
TcpDiscoveryIpFinderAdapter {
         initFolder();
 
         Collection<InetSocketAddress> addrs = new LinkedList<>();
+        String[] fileNames = folder.list();
 
-        for (String fileName : folder.list()) {
+        if (fileNames == null)
+            throw new IgniteSpiException("Failed to list files in shared FS 
directory: " + folder
+                + ". Verify that the directory exists and the shared 
filesystem is accessible.");
+
+        for (String fileName : fileNames) {
             StringTokenizer st = new StringTokenizer(fileName, DELIM);
 
             if (st.countTokens() != 2)