if (indexOption != null) {
            indexOption.callback(builder);
        }
        final Long seqNo = esEntity.asDocMeta().seqNo();
        if (seqNo != null && seqNo.longValue() != SequenceNumbers.UNASSIGNED_SEQ_NO) {
            esEntity.asDocMeta().seqNo(seqNo);
        }
        final Long primaryTerm = esEntity.asDocMeta().primaryTerm();

        if (indexOption != null) {
            indexOption.callback(builder);
        }
        final Long seqNo = esEntity.asDocMeta().seqNo();
        if (seqNo != null && seqNo.longValue() != SequenceNumbers.UNASSIGNED_SEQ_NO) {
            esEntity.asDocMeta().seqNo(seqNo);
        }
        final Long primaryTerm = esEntity.asDocMeta().primaryTerm();

        }

        public Long version() {
            return version;
        }

        public DocMeta seqNo(Long seqNo) {
            this.seqNo = seqNo;
            return this;
        }

        public Long seqNo() {
            return seqNo;
        }

        public DocMeta primaryTerm(Long primaryTerm) {
            this.primaryTerm = primaryTerm;
            return this;

        if (indexOption != null) {
            indexOption.callback(builder);
        }
        final Long seqNo = esEntity.asDocMeta().seqNo();
        if (seqNo != null && seqNo.longValue() != SequenceNumbers.UNASSIGNED_SEQ_NO) {
            esEntity.asDocMeta().seqNo(seqNo);
        }
        final Long primaryTerm = esEntity.asDocMeta().primaryTerm();

                    final Long seqNo = (Long) entity.remove(fessConfig.getIndexFieldSeqNo());
                    final Long primaryTerm = (Long) entity.remove(fessConfig.getIndexFieldPrimaryTerm());
                    if (seqNo != null && primaryTerm != null && oldId != null) {
                        searchEngineClient.delete(index, oldId, seqNo, primaryTerm);
                    }
                }

public class EditForm extends CreateForm {

    /** Unique identifier for the search list entry */
    public String id;

    /** Sequence number for ordering search list entries */
    @ValidateTypeFailure
    public Long seqNo;

    /** Primary term value for search list configuration */
    @ValidateTypeFailure
    public Long primaryTerm;

    /**
     * Default constructor for EditForm.
     */
    public EditForm() {

                    final Number seqNo = (Number) entity.remove(fessConfig.getIndexFieldSeqNo());
                    final Number primaryTerm = (Number) entity.remove(fessConfig.getIndexFieldPrimaryTerm());
                    if (seqNo != null && primaryTerm != null && oldId != null) {
                        searchEngineClient.delete(index, oldId, seqNo, primaryTerm);
                    }
                }

     */
    public boolean delete(final String index, final String id, final Number seqNo, final Number primaryTerm) {
        try {
            final DeleteRequestBuilder builder = client.prepareDelete().setIndex(index).setId(id).setRefreshPolicy(RefreshPolicy.IMMEDIATE);
            if (seqNo != null) {
                builder.setIfSeqNo(seqNo.longValue());
            }
            if (primaryTerm != null) {

            @Override
            public String getIndexFieldRole() {
                return "role";
            }

            @Override
            public String getIndexFieldSeqNo() {
                return "seq_no";
            }

            @Override
            public String getIndexFieldVersion() {
                return "version";
            }

            @Override

            @Override
            public String getIndexFieldRole() {
                return "role";
            }

            @Override
            public String getIndexFieldSeqNo() {
                return "seq_no";
            }

            @Override
            public String getIndexFieldVersion() {
                return "version";
            }
        };
        ComponentUtil.setFessConfig(fessConfig);