aboutsummaryrefslogtreecommitdiffstats
path: root/catalog-dao/src/main/java/org/openecomp/sdc/be/dao/cassandra/ToscaModelImportCassandraDao.java
blob: c250aecdefff8486278bdd5702f6dcc91aedff30 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
/*
 * ============LICENSE_START=======================================================
 *  Copyright (C) 2021 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.openecomp.sdc.be.dao.cassandra;

import static java.util.function.Predicate.not;

import com.datastax.driver.core.Session;
import com.datastax.driver.mapping.Mapper;
import com.datastax.driver.mapping.MappingManager;
import fj.data.Either;
import java.util.List;
import java.util.stream.Collectors;
import javax.annotation.PostConstruct;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.openecomp.sdc.be.dao.api.exception.CassandraDaoInitException;
import org.openecomp.sdc.be.dao.api.exception.CassandraDaoInitExceptionProvider;
import org.openecomp.sdc.be.data.model.ToscaImportByModel;
import org.openecomp.sdc.be.resources.data.auditing.AuditingTypesConstants;
import org.openecomp.sdc.common.log.enums.EcompLoggerErrorCode;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component("tosca-model-import-cassandra-dao")
public class ToscaModelImportCassandraDao extends CassandraDao {

    private static final Logger LOGGER = Logger.getLogger(ToscaModelImportCassandraDao.class.getName());

    private ToscaImportByModelAccessor toscaImportByModelAccessor;
    private Mapper<ToscaImportByModel> toscaImportByModelMapper;

    @Autowired
    public ToscaModelImportCassandraDao(final CassandraClient cassandraClient) {
        super(cassandraClient);
    }

    /**
     * For test purposes.
     *
     * @param toscaImportByModelAccessor the sdcartifact.tosca_import_by_model accessor
     */
    ToscaModelImportCassandraDao(final ToscaImportByModelAccessor toscaImportByModelAccessor,
                                 final Mapper<ToscaImportByModel> toscaImportByModelMapper) {
        super(null);
        this.toscaImportByModelAccessor = toscaImportByModelAccessor;
        this.toscaImportByModelMapper = toscaImportByModelMapper;
    }

    @PostConstruct
    public void init() {
        final var keyspace = AuditingTypesConstants.ARTIFACT_KEYSPACE;
        if (!client.isConnected()) {
            LOGGER.error(EcompLoggerErrorCode.SCHEMA_ERROR, ToscaModelImportCassandraDao.class.getName(), "Cassandra client isn't connected");
            return;
        }
        final Either<ImmutablePair<Session, MappingManager>, CassandraOperationStatus> connectionResult = client.connect(keyspace);
        if (connectionResult.isRight()) {
            final CassandraDaoInitException exception =
                CassandraDaoInitExceptionProvider.keySpaceConnectError(keyspace, connectionResult.right().value()).get();
            LOGGER.error(EcompLoggerErrorCode.SCHEMA_ERROR, ToscaModelImportCassandraDao.class.getName(), exception.getMessage());
            throw exception;
        }
        session = connectionResult.left().value().getLeft();
        manager = connectionResult.left().value().getRight();
        toscaImportByModelMapper = manager.mapper(ToscaImportByModel.class);
        toscaImportByModelAccessor = manager.createAccessor(ToscaImportByModelAccessor.class);
        LOGGER.info("{} successfully initialized", ToscaModelImportCassandraDao.class.getName());
    }

    /**
     * Completely replaces the previous model imports by the imports on the given list that are from the same model.
     * New imports will be added, existing will be replaced and the remaining will be deleted.
     *
     * @param modelId                the model id
     * @param toscaImportByModelList the new list of imports
     */
    public void replaceImports(final String modelId, final List<ToscaImportByModel> toscaImportByModelList) {
        final List<ToscaImportByModel> importOfModelList = toscaImportByModelList.stream()
            .filter(toscaImportByModel -> modelId.equals(toscaImportByModel.getModelId()))
            .collect(Collectors.toList());
        final List<ToscaImportByModel> actualImportOfModelList = toscaImportByModelAccessor.findAllByModel(modelId).all();
        final List<ToscaImportByModel> removedImportList = actualImportOfModelList.stream()
            .filter(not(importOfModelList::contains))
            .collect(Collectors.toList());

        importOfModelList.forEach(toscaImportByModelMapper::save);
        removedImportList.forEach(toscaImportByModel ->
            toscaImportByModelMapper.delete(toscaImportByModel.getModelId(), toscaImportByModel.getFullPath())
        );
    }

    /**
     * Saves all imports provided on the list that are from the given modelId.
     *
     * @param modelId                the model id
     * @param toscaImportByModelList the list of imports to save
     */
    public void saveAll(final String modelId, final List<ToscaImportByModel> toscaImportByModelList) {
        toscaImportByModelList.stream()
            .filter(toscaImportByModel -> modelId.equals(toscaImportByModel.getModelId()))
            .forEach(toscaImportByModelMapper::save);
    }

    public List<ToscaImportByModel> findAllByModel(final String modelId) {
        return toscaImportByModelAccessor.findAllByModel(modelId).all();
    }

}