if (logger.isDebugEnabled()) {
                        logger.debug("Token refreshed successfully via silent authentication");
                    }
                    return true;
                }
            } catch (final Exception e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Silent token refresh failed: {}", e.getMessage());
                }
            }

// GetConfig returns a specific configuration from the bucket metadata.
// The returned object may not be modified.
// reloaded will be true if metadata refreshed from disk
func (sys *BucketMetadataSys) GetConfig(ctx context.Context, bucket string) (meta BucketMetadata, reloaded bool, err error) {
	objAPI := newObjectLayerFn()
	if objAPI == nil {

    ConcurrentMap<String, String> map = cache.asMap();
    map.put(refreshKey, refreshKey);
    assertEquals(1, map.size());
    assertFalse(map.containsKey(getKey));
    assertSame(refreshKey, map.get(refreshKey));

    new Thread() {
      @Override
      public void run() {
        cache.getUnchecked(getKey);

			delete(l.lockUID, mapID)
			idx++
			continue
		}
		reply = true
		l.removeEntry(resource, dsync.LockArgs{UID: args.UID}, &lris)
		idx++
	}
}

func (l *localLocker) Refresh(ctx context.Context, args dsync.LockArgs) (refreshed bool, err error) {
	if ctx.Err() != nil {
		return false, ctx.Err()
	}

	defer l.getMutex()()
	if ctx.Err() != nil {
		return false, ctx.Err()
	}

        return designJspFileNameMap.entrySet().stream().map(e -> new Pair<>(e.getKey(), e.getValue())).toArray(n -> new Pair[n]);
    }

    /**
     * Refreshes the design JSP files for all virtual hosts.
     *
     * @return A list of paths to the refreshed files.
     */
    public List<Path> refreshDesignJspFiles() {
        final List<Path> fileList = new ArrayList<>();

            throw new SsoLoginException("Failed to get a token.", e);
        }
    }

    /**
     * Attempts to refresh tokens silently using the MSAL4J silent authentication flow.
     * @param user The Azure AD user whose tokens need to be refreshed.
     * @return The new authentication result, or null if silent refresh failed.
     */
    public IAuthenticationResult refreshTokenSilently(final AzureAdCredential.AzureAdUser user) {

        }
    }

    /**
     * Refreshes the specified indices to make recent changes visible for search.
     *
     * @param indices the indices to refresh
     */
    public void refresh(final String... indices) {
        client.admin().indices().prepareRefresh(indices).execute(new ActionListener<RefreshResponse>() {

        assertTrue(user.refresh());
        assertEquals(1, user.getRefreshCount());

        // Test multiple refreshes
        user.refresh();
        user.refresh();
        assertEquals(3, user.getRefreshCount());

        // Test custom implementation that returns false
        user = new TestRefreshableFessUser("testuser", false);
        assertFalse(user.refresh());

	tierConfigVersion = 2
)

// tierConfigPath refers to remote tier config object name
var tierConfigPath = path.Join(minioConfigPrefix, tierConfigFile)

const tierCfgRefreshAtHdr = "X-MinIO-TierCfg-RefreshedAt"

// TierConfigMgr holds the collection of remote tiers configured in this deployment.
type TierConfigMgr struct {
	sync.RWMutex `msg:"-"`
	drivercache  map[string]WarmBackend `msg:"-"`

        // Refresh should clear the cache
        auth.refresh();
        Subject afterRefresh = auth.getSubject();
        // After refresh, may succeed or fail depending on JAAS configuration
        // Just verify that refresh doesn't break the authenticator
        assertNotNull(auth, "Authenticator should remain usable after refresh");
    }

    @Test