EntityRepository_reactive.java.ejs

<%#
 Copyright 2013-2021 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://www.jhipster.tech/
 for more information.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

      https://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
-%>
package <%= packageName %>.repository;

import <%= packageName %>.domain.<%= asEntity(entityClass) %>;
<%_ if (databaseType === 'cassandra') { _%>
import org.springframework.data.cassandra.repository.ReactiveCassandraRepository;
<%_ } _%>
<%_ if (searchEngine === 'couchbase') { _%>
import <%= packageName %>.repository.search.SearchCouchbaseRepository;
<%_ } _%>
<%_ if (databaseType === 'couchbase') { _%>
import com.couchbase.client.java.query.QueryScanConsistency;
import org.springframework.data.domain.Sort;
import org.springframework.data.couchbase.repository.Query;
import org.springframework.data.repository.reactive.ReactiveSortingRepository;
import org.springframework.data.couchbase.repository.ScanConsistency;
<%_ } _%>
<%_ if (databaseType === 'neo4j') { _%>
import org.springframework.data.neo4j.repository.ReactiveNeo4jRepository;
import org.springframework.data.neo4j.repository.query.Query;
<%_ } _%>
<%_ if (pagination !== 'no' || relationshipsContainEagerLoad || databaseType ==='sql') { _%>
import org.springframework.data.domain.Pageable;
<%_ } _%>
<%_ if (databaseType === 'sql') { _%>
import org.springframework.data.r2dbc.repository.Query;
import org.springframework.data.r2dbc.repository.R2dbcRepository;
import org.springframework.data.relational.core.query.Criteria;
<%_ } _%>
<%_ if (databaseType === 'mongodb') { _%>
    <%_ if (relationshipsContainEagerLoad) { _%>
import org.springframework.data.mongodb.repository.Query;
    <%_ } _%>
import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
<%_ } _%>
import org.springframework.stereotype.Repository;
<%_ if (['couchbase', 'sql'].includes(databaseType) || pagination !== 'no' || relationshipsContainEagerLoad) { _%>
import reactor.core.publisher.Flux;
<%_ } _%>
<%_ if (relationshipsContainEagerLoad || databaseType === 'sql') { _%>
import reactor.core.publisher.Mono;
<%_ } _%>
<%_ if (primaryKey.type === 'UUID') { _%>

import java.util.UUID;
<%_ } _%>

/**
 * Spring Data <%= officialDatabaseType %> reactive repository for the <%= asEntity(entityClass) %> entity.
 */
@SuppressWarnings("unused")
@Repository
public interface <%= entityClass %>Repository extends <% if (databaseType === 'sql') { %>R2dbc<% } if (databaseType === 'mongodb') { %>ReactiveMongo<% } if (databaseType === 'couchbase') { %>ReactiveSorting<% } if (databaseType === 'neo4j') { %>ReactiveNeo4j<% } if (databaseType === 'cassandra') { %>ReactiveCassandra<% } %>Repository<<%= asEntity(entityClass) %>, <%= primaryKey.type %>><% if (searchEngine === 'couchbase') { %>, SearchCouchbaseRepository<<%= asEntity(entityClass) %>, <%= primaryKey.type %>><% } %><% if (databaseType === 'sql') { %>, <%= entityClass %>RepositoryInternal<% } %> {

    <%_ if (pagination !== 'no') { _%>

    Flux<<%= asEntity(entityClass) %>> findAllBy(Pageable pageable);
    <%_ } _%>
    <%_ if (relationshipsContainEagerLoad) { _%>
        <%_ if (['couchbase', 'mongodb'].includes(databaseType)) { _%>

    @Query("<%= (databaseType === 'mongodb') ? '{}' : '#{#n1ql.selectEntity} WHERE #{#n1ql.filter}' %>")
    <% if (databaseType === 'couchbase') { %>@ScanConsistency(query = QueryScanConsistency.REQUEST_PLUS)<% } %>
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships(Pageable pageable);

    @Query("<%= (databaseType === 'mongodb') ? '{}' : '#{#n1ql.selectEntity} WHERE #{#n1ql.filter}' %>")
    <% if (databaseType === 'couchbase') { %>@ScanConsistency(query = QueryScanConsistency.REQUEST_PLUS)<% } %>
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships();

    @Query("<%- (databaseType === 'mongodb') ? "{'id': ?0}" : "#{#n1ql.selectEntity} USE KEYS $1 WHERE #{#n1ql.filter}" %>")
    <% if (databaseType === 'couchbase') { %>@ScanConsistency(query = QueryScanConsistency.REQUEST_PLUS)<% } %>
    Mono<<%= asEntity(entityClass) %>> findOneWithEagerRelationships(<%= primaryKey.type %> id);
        <%_ } _%>
        <%_ if (databaseType === 'neo4j') { _%>
    @Query("MATCH (n:<%= asEntity(entityClass) %>)<-[]-(m) RETURN n,m")
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships(Pageable pageable);

    @Query("MATCH (n:<%= asEntity(entityClass) %>)<-[]-(m) RETURN n,m")
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships();

    @Query("MATCH (e:<%= asEntity(entityClass) %> {id: $id}) RETURN e")
    Mono<<%= asEntity(entityClass) %>> findOneWithEagerRelationships(<%= primaryKey.type %> id);
        <%_ } _%>
    <%_ } _%>
    <%_ if (databaseType === 'couchbase') { _%>
    // Add ScanConsistency to fix issue with Spring Data Couchbase
    // https://github.com/spring-projects/spring-data-couchbase/issues/897
    @Override
    @ScanConsistency(query = QueryScanConsistency.REQUEST_PLUS)
    Flux<<%= asEntity(entityClass) %>> findAll();

    @Override
    @ScanConsistency(query = QueryScanConsistency.REQUEST_PLUS)
    Flux<<%= asEntity(entityClass) %>> findAll(Sort sort);
    <%_ } _%>
    <%_ if (databaseType === 'sql') {
            if (fieldsContainOwnerManyToMany) { _%>

    @Override
    Mono<<%= asEntity(entityClass) %>> findOneWithEagerRelationships(<%= primaryKey.type %> id);

    @Override
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships();

    @Override
    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships(Pageable page);

    @Override
    Mono<Void> deleteById(Long id);

        <%_ } _%>

        <%_ for (const relationship of relationships) {
                  let relationshipType = relationship.relationshipType;
                  let relationshipName = relationship.relationshipName;
                  let ownerSide = relationship.ownerSide;
                  if (relationshipType === 'many-to-one' || (relationshipType === 'one-to-one' && ownerSide === true)) { _%>

    @Query("SELECT * FROM <%= entityTableName %> entity WHERE entity.<%= getColumnName(relationshipName) %>_id = :id")
    Flux<<%= asEntity(entityClass) %>> findBy<%= relationship.relationshipNameCapitalized %>(<%= primaryKey.type %> id);

    @Query("SELECT * FROM <%= entityTableName %> entity WHERE entity.<%= getColumnName(relationshipName) %>_id IS NULL")
    Flux<<%= asEntity(entityClass) %>> findAllWhere<%= relationship.relationshipNameCapitalized %>IsNull();
              <%_ } else if (relationship.shouldWriteJoinTable) {
                  _%>

    @Query("SELECT entity.* FROM <%= entityTableName %> entity JOIN <%= relationship.joinTable.name %> joinTable ON entity.id = joinTable.<%= getColumnName(name) %>_id WHERE joinTable.<%= getColumnName(relationshipName) %>_id = :id")
    Flux<<%= asEntity(entityClass) %>> findBy<%= relationship.relationshipNameCapitalized %>(<%= primaryKey.type %> id);
              <%_ } else if (relationshipType === 'one-to-one' && ownerSide === false) {
                  let otherEntityRelationshipName = relationship.otherEntityRelationshipName;
                  let otherEntityTableName = relationship.otherEntityTableName;
                  _%>

    @Query("SELECT * FROM <%= entityTableName %> entity WHERE entity.id not in (select <%= getColumnName(otherEntityRelationshipName) %>_id from <%= otherEntityTableName %>)")
    Flux<<%= asEntity(entityClass) %>> findAllWhere<%= relationship.relationshipNameCapitalized %>IsNull();
              <%_ } _%>
        <%_ } _%>

    // just to avoid having unambiguous methods
    @Override
    Flux<<%= asEntity(entityClass) %>> findAll();

    @Override
    Mono<<%= asEntity(entityClass) %>> findById(Long id);

    @Override
    <S extends <%= asEntity(entityClass) %>> Mono<S> save(S entity);

    <%_ } _%>

}
<%_ if (databaseType === 'sql') { _%>
interface <%= entityClass %>RepositoryInternal {
    <S extends <%= asEntity(entityClass) %>> Mono<S> insert(S entity);
    <S extends <%= asEntity(entityClass) %>> Mono<S> save(S entity);
    Mono<Integer> update(<%= asEntity(entityClass) %> entity);

    Flux<<%= asEntity(entityClass) %>> findAll();
    Mono<<%= asEntity(entityClass) %>> findById(<%= primaryKey.type %> id);
    Flux<<%= asEntity(entityClass) %>> findAllBy(Pageable pageable);
    Flux<<%= asEntity(entityClass) %>> findAllBy(Pageable pageable, Criteria criteria);

    <%_ if (fieldsContainOwnerManyToMany) { _%>

    Mono<<%= asEntity(entityClass) %>> findOneWithEagerRelationships(<%= primaryKey.type %> id);

    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships();

    Flux<<%= asEntity(entityClass) %>> findAllWithEagerRelationships(Pageable page);

    Mono<Void> deleteById(Long id);
    <%_ } _%>

}
<%_ } _%>