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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2022-2023 Nordix Foundation.
* ================================================================================
* 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
*
* http://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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.spi.repository;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.transaction.Transactional;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.onap.cps.spi.entities.FragmentEntity;
@Slf4j
@RequiredArgsConstructor
public class FragmentRepositoryMultiPathQueryImpl implements FragmentRepositoryMultiPathQuery {
@PersistenceContext
private final EntityManager entityManager;
private final TempTableCreator tempTableCreator;
@Override
@Transactional
public List<FragmentEntity> findByAnchorAndMultipleCpsPaths(final Integer anchorId,
final Collection<String> cpsPathQueryList) {
if (cpsPathQueryList.isEmpty()) {
return Collections.emptyList();
}
final String tempTableName = tempTableCreator.createTemporaryTable(
"xpathTemporaryTable", cpsPathQueryList, "xpath");
final String sql = String.format(
"SELECT * FROM FRAGMENT WHERE anchor_id = %d AND xpath IN (select xpath FROM %s);",
anchorId, tempTableName);
final List<FragmentEntity> fragmentEntities = entityManager.createNativeQuery(sql, FragmentEntity.class)
.getResultList();
log.debug("Fetched {} fragment entities by anchor and cps path.", fragmentEntities.size());
return fragmentEntities;
}
}
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