2023-10-24 17:47:13 +02:00
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package eu.eudat.query;
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import eu.eudat.authorization.AuthorizationFlags;
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import eu.eudat.authorization.Permission;
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import eu.eudat.commons.enums.IsActive;
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import eu.eudat.commons.scope.user.UserScope;
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import eu.eudat.data.DmpEntity;
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import eu.eudat.data.DmpReferenceEntity;
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import eu.eudat.data.ReferenceEntity;
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import eu.eudat.model.DmpReference;
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import eu.eudat.model.PublicDmpReference;
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import eu.eudat.query.utils.QueryUtilsService;
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import gr.cite.commons.web.authz.service.AuthorizationService;
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import gr.cite.tools.data.query.FieldResolver;
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import gr.cite.tools.data.query.QueryBase;
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import gr.cite.tools.data.query.QueryContext;
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import jakarta.persistence.Tuple;
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import jakarta.persistence.criteria.CriteriaBuilder;
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import jakarta.persistence.criteria.Predicate;
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import org.springframework.beans.factory.config.ConfigurableBeanFactory;
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import org.springframework.context.annotation.Scope;
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import org.springframework.stereotype.Component;
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import java.time.Instant;
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import java.util.*;
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@Component
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@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
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public class DmpReferenceQuery extends QueryBase<DmpReferenceEntity> {
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private Collection<UUID> ids;
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private Collection<IsActive> isActives;
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private Collection<UUID> dmpIds;
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private Collection<UUID> referenceIds;
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private DmpQuery dmpQuery;
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private ReferenceQuery referenceQuery;
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private EnumSet<AuthorizationFlags> authorize = EnumSet.of(AuthorizationFlags.None);
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public DmpReferenceQuery ids(UUID value) {
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this.ids = List.of(value);
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return this;
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}
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public DmpReferenceQuery ids(UUID... value) {
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this.ids = Arrays.asList(value);
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return this;
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}
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public DmpReferenceQuery ids(Collection<UUID> values) {
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this.ids = values;
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return this;
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}
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public DmpReferenceQuery isActives(IsActive value) {
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this.isActives = List.of(value);
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return this;
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}
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public DmpReferenceQuery isActives(IsActive... value) {
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this.isActives = Arrays.asList(value);
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return this;
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}
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public DmpReferenceQuery isActives(Collection<IsActive> values) {
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this.isActives = values;
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return this;
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}
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public DmpReferenceQuery dmpIds(UUID value) {
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this.dmpIds = List.of(value);
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return this;
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}
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public DmpReferenceQuery dmpIds(UUID... value) {
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this.dmpIds = Arrays.asList(value);
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return this;
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}
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public DmpReferenceQuery dmpIds(Collection<UUID> values) {
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this.dmpIds = values;
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return this;
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}
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public DmpReferenceQuery referenceIds(UUID value) {
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this.referenceIds = List.of(value);
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return this;
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}
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public DmpReferenceQuery referenceIds(UUID... value) {
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this.referenceIds = Arrays.asList(value);
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return this;
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}
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public DmpReferenceQuery referenceIds(Collection<UUID> values) {
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this.referenceIds = values;
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return this;
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}
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public DmpReferenceQuery dmpSubQuery(DmpQuery value) {
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this.dmpQuery = value;
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return this;
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}
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public DmpReferenceQuery referenceSubQuery(ReferenceQuery value) {
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this.referenceQuery = value;
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return this;
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}
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public DmpReferenceQuery authorize(EnumSet<AuthorizationFlags> values) {
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this.authorize = values;
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return this;
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}
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private final UserScope userScope;
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private final AuthorizationService authService;
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private final QueryUtilsService queryUtilsService;
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public DmpReferenceQuery(
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UserScope userScope,
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AuthorizationService authService,
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QueryUtilsService queryUtilsService) {
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this.userScope = userScope;
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this.authService = authService;
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this.queryUtilsService = queryUtilsService;
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}
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@Override
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protected Class<DmpReferenceEntity> entityClass() {
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return DmpReferenceEntity.class;
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}
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@Override
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protected Boolean isFalseQuery() {
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return this.isEmpty(this.ids) || this.isEmpty(this.dmpIds) || this.isEmpty(this.referenceIds) || this.isFalseQuery(this.dmpQuery) || this.isFalseQuery(this.referenceQuery);
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}
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@Override
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protected <X, Y> Predicate applyAuthZ(QueryContext<X, Y> queryContext) {
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if (this.authorize.contains(AuthorizationFlags.None)) return null;
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if (this.authorize.contains(AuthorizationFlags.Permission) && this.authService.authorize(Permission.BrowseDmpReference)) return null;
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UUID userId;
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boolean usePublic = this.authorize.contains(AuthorizationFlags.Public);
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if (this.authorize.contains(AuthorizationFlags.DmpAssociated)) userId = this.userScope.getUserIdSafe();
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else userId = null;
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List<Predicate> predicates = new ArrayList<>();
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if (userId != null || usePublic ) {
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predicates.add(queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._dmpId)).value(queryUtilsService.buildDmpAuthZSubQuery(queryContext.Query, queryContext.CriteriaBuilder, userId, usePublic)));
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}
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if (!predicates.isEmpty()) {
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Predicate[] predicatesArray = predicates.toArray(new Predicate[0]);
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return queryContext.CriteriaBuilder.and(predicatesArray);
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} else {
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return queryContext.CriteriaBuilder.or(); //Creates a false query
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}
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}
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@Override
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protected <X, Y> Predicate applyFilters(QueryContext<X, Y> queryContext) {
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List<Predicate> predicates = new ArrayList<>();
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if (this.ids != null) {
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CriteriaBuilder.In<UUID> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._id));
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for (UUID item : this.ids)
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inClause.value(item);
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predicates.add(inClause);
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}
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if (this.isActives != null) {
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CriteriaBuilder.In<IsActive> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._isActive));
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for (IsActive item : this.isActives)
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inClause.value(item);
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predicates.add(inClause);
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}
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if (this.dmpIds != null) {
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CriteriaBuilder.In<UUID> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._dmpId));
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for (UUID item : this.dmpIds)
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inClause.value(item);
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predicates.add(inClause);
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}
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if (this.referenceIds != null) {
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CriteriaBuilder.In<UUID> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._referenceId));
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for (UUID item : this.referenceIds)
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inClause.value(item);
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predicates.add(inClause);
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}
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if (this.dmpQuery != null) {
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QueryContext<DmpEntity, UUID> subQuery = this.applySubQuery(this.dmpQuery, queryContext, UUID.class, dmpEntityRoot -> dmpEntityRoot.get(DmpEntity._id));
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predicates.add(queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._dmpId)).value(subQuery.Query));
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}
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if (this.referenceQuery != null) {
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QueryContext<ReferenceEntity, UUID> subQuery = this.applySubQuery(this.referenceQuery, queryContext, UUID.class, root -> root.get(ReferenceEntity._id));
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predicates.add(queryContext.CriteriaBuilder.in(queryContext.Root.get(DmpReferenceEntity._referenceId)).value(subQuery.Query));
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}
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if (!predicates.isEmpty()) {
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Predicate[] predicatesArray = predicates.toArray(new Predicate[0]);
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return queryContext.CriteriaBuilder.and(predicatesArray);
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} else {
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return null;
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}
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}
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@Override
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protected DmpReferenceEntity convert(Tuple tuple, Set<String> columns) {
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DmpReferenceEntity item = new DmpReferenceEntity();
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item.setId(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._id, UUID.class));
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item.setDmpId(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._dmpId, UUID.class));
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item.setReferenceId(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._referenceId, UUID.class));
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item.setData(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._data, String.class));
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item.setIsActive(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._isActive, IsActive.class));
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item.setCreatedAt(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._createdAt, Instant.class));
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item.setUpdatedAt(QueryBase.convertSafe(tuple, columns, DmpReferenceEntity._updatedAt, Instant.class));
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return item;
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}
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@Override
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protected String fieldNameOf(FieldResolver item) {
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if (item.match(DmpReference._id) || item.match(PublicDmpReference._id)) return DmpReferenceEntity._id;
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else if (item.prefix(DmpReference._dmp) || item.prefix(PublicDmpReference._dmp)) return DmpReferenceEntity._dmpId;
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else if (item.prefix(DmpReference._reference) || item.prefix(PublicDmpReference._reference)) return DmpReferenceEntity._referenceId;
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else if (item.match(DmpReference._dmp) || item.match(PublicDmpReference._dmp)) return DmpReferenceEntity._dmpId;
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else if (item.match(DmpReference._reference) || item.match(PublicDmpReference._reference)) return DmpReferenceEntity._referenceId;
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else if (item.prefix(DmpReference._data)) return DmpReferenceEntity._data;
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else if (item.match(DmpReference._isActive)) return DmpReferenceEntity._isActive;
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else if (item.match(DmpReference._createdAt)) return DmpReferenceEntity._createdAt;
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else if (item.match(DmpReference._updatedAt)) return DmpReferenceEntity._updatedAt;
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else if (item.match(DmpReference._hash)) return DmpReferenceEntity._updatedAt;
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else return null;
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}
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}
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