} else {
            entry = vertex;
        }

        MetadataTreeNode[] kids = node.getChildren();
        if (kids == null || kids.length < 1) {
            return;
        }

        for (int i = 0; i < kids.length; i++) {
            MetadataTreeNode n = kids[i];
            processTreeNodes(vertex, n, depth + 1, i);
        }
    }

            } 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
         */

            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

But I'll show you how to improve that next. 🤓

## Custom Operation IDs and Better Method Names { #custom-operation-ids-and-better-method-names }

You can **modify** the way these operation IDs are **generated** to make them simpler and have **simpler method names** in the clients.

     */
    public void setLanguages(final String[] languages) {
        this.languages = languages;
    }

    /**
     * Sets the kinds of the suggest item.
     * @param kinds The kinds to set.
     */
    public void setKinds(final Kind[] kinds) {
        this.kinds = kinds;
    }

    /**
     * Sets the empty source map.
     * @param emptySource The empty source map to set.
     */

        // Verify num_sids
        assertEquals(2, lsarSidArrayX.num_sids, "num_sids should match the array length");

        // Verify sids array and its contents
        assertNotNull(lsarSidArrayX.sids, "sids array should not be null");
        assertEquals(2, lsarSidArrayX.sids.length, "sids array length should match");

        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