if (logger.isDebugEnabled()) {
                logger.debug("bindDn or groupName is blank: bindDn={}, groupName={}", bindDn, groupName);
            }
            return OptionalEntity.empty();
        }

        final Hashtable<String, String> env = createSearchEnv();
        try (DirContextHolder holder = getDirContext(() -> env)) {
            final DirContext context = holder.get();

				"application/vnd.fujixerox.art4",
				"application/vnd.fujixerox.hbpl",
				"application/vnd.fujixerox.ddd",
				"application/vnd.fujixerox.docuworks",
				"application/vnd.fujixerox.docuworks.binder",
				"application/vnd.fut-misnet",
				"application/vnd.fuzzysheet",
				"application/vnd.genomatix.tuxedo",
				"application/vnd.geogebra.file",
				"application/vnd.geogebra.tool",

cake:before{content:"\f1fd"}.fa-bitbucket:before{content:"\f171"}.fa-bitcoin:before{content:"\f379"}.fa-bity:before{content:"\f37a"}.fa-black-tie:before{content:"\f27e"}.fa-blackberry:before{content:"\f37b"}.fa-blender:before{content:"\f517"}.fa-blender-phone:before{content:"\f6b6"}.fa-blind:before{content:"\f29d"}.fa-blog:before{content:"\f781"}.fa-blogger:before{content:"\f37c"}.fa-blogger-b:before{content:"\f37d"}.fa-bluetooth:before{content:"\f293"}.fa-bluetooth-b:before{content:"\f294"}.fa-...

cake:before{content:"\f1fd"}.fa-bitbucket:before{content:"\f171"}.fa-bitcoin:before{content:"\f379"}.fa-bity:before{content:"\f37a"}.fa-black-tie:before{content:"\f27e"}.fa-blackberry:before{content:"\f37b"}.fa-blender:before{content:"\f517"}.fa-blender-phone:before{content:"\f6b6"}.fa-blind:before{content:"\f29d"}.fa-blog:before{content:"\f781"}.fa-blogger:before{content:"\f37c"}.fa-blogger-b:before{content:"\f37d"}.fa-bluetooth:before{content:"\f293"}.fa-bluetooth-b:before{content:"\f294"}.fa-...

            assertTrue(checkDir.exists(), "Directory should still exist after failed deletion");
        } else {
            // Non-standard behavior - directory may have been deleted with contents
            // This is acceptable for Docker/Samba testing environment
            log.info("Directory state after non-standard deletion: exists={}", checkDir.exists());
        }