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);
                    }
                }

                    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);
                    }
                }

import org.lastaflute.web.validation.theme.conversion.ValidateTypeFailure;

/**
 * @author shinsuke
 */
public class EditForm extends CreateForm {

    public String id;

    @ValidateTypeFailure
    public Long seqNo;

    @ValidateTypeFailure
    public Long 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) {

                <la:hidden property="crudMode"/>
                <la:hidden property="q"/>
                <c:if test="${crudMode==2}">
                    <la:hidden property="id"/>
                    <la:hidden property="seqNo"/>
                    <la:hidden property="primaryTerm"/>
                </c:if>
                <div class="row">
                    <div class="col-md-12">

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