} else {
                final List<PDNameTreeNode<PDComplexFileSpecification>> kids = efTree.getKids();
                if (kids == null) {
                    return;
                }
                for (final PDNameTreeNode<PDComplexFileSpecification> node : kids) {
                    processEmbeddedDocNames(node.getNames(), writer);
                }
            }

        return this.groupSid;
    }

    /**
     * Returns an array of group SIDs the user belongs to.
     * @return the group SIDs array
     */
    public SID[] getGroupSids() {
        return this.groupSids;
    }

    /**
     * Returns an array of resource group SIDs the user belongs to.
     * @return the resource group SIDs array
     */
    public SID[] getResourceGroupSids() {

        public rpc.policy_handle alias_handle;
        /** The array of SIDs that are members of the alias */
        public lsarpc.LsarSidArray sids;

        /**
         * Constructs a SamrGetMembersInAlias request.
         *
         * @param alias_handle The alias handle
         * @param sids The array to receive member SIDs
         */

        public rpc.policy_handle alias_handle;
        /** The array of SIDs that are members of the alias */
        public lsarpc.LsarSidArray sids;

        /**
         * Constructs a SamrGetMembersInAlias request.
         *
         * @param alias_handle The alias handle
         * @param sids The array to receive member SIDs
         */

			[in] uint32_t access_mask,
			[in] uint32_t rid,
			[out] policy_handle *alias_handle);

	[op(0x21)]
	int SamrGetMembersInAlias([in] policy_handle *alias_handle,
			[out] LsarSidArray *sids);

	typedef [v1_enum] enum {
		SE_GROUP_MANDATORY          = 0x00000001,
		SE_GROUP_ENABLED_BY_DEFAULT = 0x00000002,
		SE_GROUP_ENABLED            = 0x00000004,
		SE_GROUP_OWNER              = 0x00000008,

			[in] uint32_t access_mask,
			[in] uint32_t rid,
			[out] policy_handle *alias_handle);

	[op(0x21)]
	int SamrGetMembersInAlias([in] policy_handle *alias_handle,
			[out] LsarSidArray *sids);

	typedef [v1_enum] enum {
		SE_GROUP_MANDATORY          = 0x00000001,
		SE_GROUP_ENABLED_BY_DEFAULT = 0x00000002,
		SE_GROUP_ENABLED            = 0x00000004,
		SE_GROUP_OWNER              = 0x00000008,

            verify(mockNdrBuffer).enc_ndr_referent(array.rids, 1);
        }

        @Test
        @DisplayName("Should encode array with null RIDs")
        void testEncodeNullRids() throws NdrException {
            // Given: Array with null RIDs
            samr.SamrRidWithAttributeArray array = new samr.SamrRidWithAttributeArray();
            array.count = 0;
            array.rids = null;

            // When: Encoding array

        assertArrayEquals(languages, (String[]) source.get(FieldNames.LANGUAGES));

        Object[] kinds = (Object[]) source.get(FieldNames.KINDS);
        assertNotNull(kinds);
        assertEquals(1, kinds.length);
        assertEquals("query", kinds[0]);
    }

    @Test
    public void testParseSource() {
        // Test parseSource method

            verify(mockNdrBuffer).enc_ndr_referent(array.rids, 1);
        }

        @Test
        @DisplayName("Should encode array with null RIDs")
        void testEncodeNullRids() throws NdrException {
            // Given: Array with null RIDs
            samr.SamrRidWithAttributeArray array = new samr.SamrRidWithAttributeArray();
            array.count = 0;
            array.rids = null;

            // When: Encoding array

    LsarSidArrayX(final jcifs.SID[] sids) {
        this.num_sids = sids.length;
        this.sids = new lsarpc.LsarSidPtr[sids.length];
        for (int si = 0; si < sids.length; si++) {
            this.sids[si] = new lsarpc.LsarSidPtr();
            this.sids[si].sid = sids[si].unwrap(sid_t.class);
        }
    }

    LsarSidArrayX(final SID[] sids) {
        this.num_sids = sids.length;