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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.dao.cassandra;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Session;
import com.datastax.driver.mapping.MappingManager;
import fj.data.Either;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.openecomp.sdc.be.resources.data.DAOArtifactData;
import org.openecomp.sdc.be.resources.data.auditing.AuditingTypesConstants;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.annotation.PostConstruct;
@Component("artifact-cassandra-dao")
public class ArtifactCassandraDao extends CassandraDao {
private static Logger logger = Logger.getLogger(ArtifactCassandraDao.class.getName());
private ArtifactAccessor artifactAccessor;
@Autowired
public ArtifactCassandraDao(CassandraClient cassandraClient) {
super(cassandraClient);
}
@PostConstruct
public void init() {
String keyspace = AuditingTypesConstants.ARTIFACT_KEYSPACE;
if (client.isConnected()) {
Either<ImmutablePair<Session, MappingManager>, CassandraOperationStatus> result = client.connect(keyspace);
if (result.isLeft()) {
session = result.left().value().left;
manager = result.left().value().right;
artifactAccessor = manager.createAccessor(ArtifactAccessor.class);
logger.info("** ArtifactCassandraDao created");
} else {
logger.info("** ArtifactCassandraDao failed");
throw new RuntimeException("Artifact keyspace [" + keyspace + "] failed to connect with error : "
+ result.right().value());
}
} else {
logger.info("** Cassandra client isn't connected");
logger.info("** ArtifactCassandraDao created, but not connected");
}
}
public CassandraOperationStatus saveArtifact(DAOArtifactData artifact) {
return client.save(artifact, DAOArtifactData.class, manager);
}
public Either<DAOArtifactData, CassandraOperationStatus> getArtifact(String artifactId) {
return client.getById(artifactId, DAOArtifactData.class, manager);
}
public CassandraOperationStatus deleteArtifact(String artifactId) {
return client.delete(artifactId, DAOArtifactData.class, manager);
}
/**
* ---------for use in JUnit only--------------- the method deletes all the
* tables in the audit keyspace
*
* @return the status of the last failed operation or ok if all the deletes
* were successful
*/
public CassandraOperationStatus deleteAllArtifacts() {
logger.info("cleaning all artifacts.");
String query = "truncate sdcartifact.resources;";
try {
session.execute(query);
} catch (Exception e) {
logger.debug("Failed to clean artifacts", e);
return CassandraOperationStatus.GENERAL_ERROR;
}
logger.info("cleaning all artifacts finished succsesfully.");
return CassandraOperationStatus.OK;
}
/**
* the method checks if the given table is empty in the artifact keyspace
*
* @param tableName
* the name of the table we want to check
* @return true if the table is empty
*/
public Either<Boolean, CassandraOperationStatus> isTableEmpty(String tableName) {
return super.isTableEmpty(tableName);
}
public Either<Long, CassandraOperationStatus> getCountOfArtifactById(String uniqeId) {
ResultSet artifactCount = artifactAccessor.getNumOfArtifactsById(uniqeId);
if (artifactCount == null) {
return Either.right(CassandraOperationStatus.NOT_FOUND);
}
return Either.left(artifactCount.one().getLong(0));
}
}
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