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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2022 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.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import lombok.AllArgsConstructor;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import org.onap.cps.spi.model.ModuleReference;
import org.springframework.transaction.annotation.Transactional;
@Slf4j
@Transactional
@AllArgsConstructor
public class ModuleReferenceRepositoryImpl implements ModuleReferenceQuery {
@PersistenceContext
private EntityManager entityManager;
private TempTableCreator tempTableCreator;
@Override
@SneakyThrows
public Collection<ModuleReference> identifyNewModuleReferences(
final Collection<ModuleReference> moduleReferencesToCheck) {
if (moduleReferencesToCheck == null || moduleReferencesToCheck.isEmpty()) {
return Collections.emptyList();
}
final Collection<List<String>> sqlData = new HashSet<>(moduleReferencesToCheck.size());
for (final ModuleReference moduleReference : moduleReferencesToCheck) {
final List<String> row = new ArrayList<>(2);
row.add(moduleReference.getModuleName());
row.add(moduleReference.getRevision());
sqlData.add(row);
}
final String tempTableName = tempTableCreator.createTemporaryTable(
"moduleReferencesToCheckTemp", sqlData, "module_name", "revision");
return identifyNewModuleReferencesForCmHandle(tempTableName);
}
private Collection<ModuleReference> identifyNewModuleReferencesForCmHandle(final String tempTableName) {
final String sql = String.format(
"SELECT %1$s.module_name, %1$s.revision"
+ " FROM %1$s LEFT JOIN yang_resource"
+ " ON yang_resource.module_name=%1$s.module_name"
+ " AND yang_resource.revision=%1$s.revision"
+ " WHERE yang_resource.module_name IS NULL;", tempTableName);
@SuppressWarnings("unchecked")
final List<Object[]> resultsAsObjects = entityManager.createNativeQuery(sql).getResultList();
final List<ModuleReference> resultsAsModuleReferences = new ArrayList<>(resultsAsObjects.size());
for (final Object[] row : resultsAsObjects) {
resultsAsModuleReferences.add(new ModuleReference((String) row[0], (String) row[1]));
}
return resultsAsModuleReferences;
}
}
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