*
     * @param cb the condition bean for the user query
     * @param userPager the pager containing search criteria
     */
    protected void setupListCondition(final UserCB cb, final UserPager userPager) {
        if (userPager.id != null) {
            cb.query().docMeta().setId_Equal(userPager.id);
        }
        // TODO Long, Integer, String supported only.

import jakarta.annotation.PostConstruct;

/**
 * Configuration class for query field mappings in the Fess search engine.
 * This class manages field configurations for various query operations including
 * response fields, search fields, facet fields, sort fields, and highlighting.
 * It initializes field mappings from the FessConfig and provides methods to
 * query field properties and capabilities.
 */
public class QueryFieldConfig {

     * The search term that triggers the key match.
     */
    @Required
    @Size(max = 100)
    public String term;

    /**
     * The query to execute when the term matches.
     */
    @Required
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String query;

    /**
     * The maximum number of results to return.
     */
    @Required
    @Min(value = 0)
    @Max(value = 2147483647)

...
01-01 12:53:32.811 10999 11089 D OkHttp  : [49 ms] responseHeadersEnd: Response{protocol=h2, code=200, message=, url=https://1.1.1.1/dns-query?dns=AAABAAABAAAAAAAAA3d3dwhmYWNlYm9vawNjb20AABwAAQ}
01-01 12:53:32.811 10999 11089 D OkHttp  : [49 ms] responseBodyStart
01-01 12:53:32.811 10999 11089 D OkHttp  : [49 ms] responseBodyEnd: byteCount=128

        - name: facet.field
          in: query
          description: Facet field name
          required: false
          style: form
          explode: true
          schema:
            type: array
            items:
              type: string
            example: [label]
        - name: facet.query
          in: query
          description: Facet query
          required: false
          style: form

labels.num=Numero
labels.pn=Numero di pagina
labels.protocolScheme=Schema
labels.purgeByBots=Elimina per Bot
labels.logLevel=Livello di log
labels.purgeSearchLogDay=Elimina log di ricerca
labels.query=Query
labels.queryId=ID query
labels.rt=rt
labels.searchLog=Log di ricerca
labels.sort=Ordina
labels.start=Posizione iniziale
labels.loginRequired=Login richiesto
labels.loginLink=Mostra link di login
labels.threadName=Nome thread

 */
package org.codelibs.fess.query;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.search.MatchAllDocsQuery;
import org.apache.lucene.search.Query;
import org.codelibs.fess.entity.QueryContext;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Query command for match all documents query.
 */

    // ===================================================================================
    //                                                                               Query
    //                                                                               =====
    public BsUserInfoCQ query() {
        assertQueryPurpose();
        return doGetConditionQuery();
    }

    protected BsUserInfoCQ doGetConditionQuery() {

    // ===================================================================================
    //                                                                               Query
    //                                                                               =====
    public BsGroupCQ query() {
        assertQueryPurpose();
        return doGetConditionQuery();
    }

    protected BsGroupCQ doGetConditionQuery() {

For the more details, see the implementation code in [GsaApiManager](/src/main/java/org/codelibs/fess/api/gsa/GsaApiManager.java).