cps-ri/src/main/java/org/onap/cps/spi/impl/CpsAdminPersistenceServiceImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2020 Nordix Foundation. All rights reserved.
   4  *  Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
   5  *  Modifications Copyright (C) 2021 Pantheon.tech
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  * SPDX-License-Identifier: Apache-2.0
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.cps.spi.impl;
  24
  25 import java.util.Collection;
  26 import java.util.Set;
  27 import java.util.stream.Collectors;
  28 import javax.transaction.Transactional;
  29 import org.onap.cps.spi.CpsAdminPersistenceService;
  30 import org.onap.cps.spi.entities.AnchorEntity;
  31 import org.onap.cps.spi.entities.DataspaceEntity;
  32 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
  33 import org.onap.cps.spi.model.Anchor;
  34 import org.onap.cps.spi.repository.AnchorRepository;
  35 import org.onap.cps.spi.repository.DataspaceRepository;
  36 import org.onap.cps.spi.repository.FragmentRepository;
  37 import org.onap.cps.spi.repository.SchemaSetRepository;
  38 import org.springframework.beans.factory.annotation.Autowired;
  39 import org.springframework.dao.DataIntegrityViolationException;
  40 import org.springframework.stereotype.Component;
  41
  42 @Component
  43 public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceService {
  44
  45     @Autowired
  46     private DataspaceRepository dataspaceRepository;
  47
  48     @Autowired
  49     private AnchorRepository anchorRepository;
  50
  51     @Autowired
  52     private SchemaSetRepository schemaSetRepository;
  53
  54     @Autowired
  55     private FragmentRepository fragmentRepository;
  56
  57     @Override
  58     public void createDataspace(final String dataspaceName) {
  59         try {
  60             dataspaceRepository.save(new DataspaceEntity(dataspaceName));
  61         } catch (final DataIntegrityViolationException e) {
  62             throw AlreadyDefinedException.forDataspace(dataspaceName, e);
  63         }
  64     }
  65
  66     @Override
  67     public void createAnchor(final String dataspaceName, final String schemaSetName, final String anchorName) {
  68         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  69         final var schemaSetEntity =
  70             schemaSetRepository.getByDataspaceAndName(dataspaceEntity, schemaSetName);
  71         final var anchorEntity = AnchorEntity.builder()
  72             .name(anchorName)
  73             .dataspace(dataspaceEntity)
  74             .schemaSet(schemaSetEntity)
  75             .build();
  76         try {
  77             anchorRepository.save(anchorEntity);
  78         } catch (final DataIntegrityViolationException e) {
  79             throw AlreadyDefinedException.forAnchor(anchorName, dataspaceName, e);
  80         }
  81     }
  82
  83     @Override
  84     public Collection<Anchor> getAnchors(final String dataspaceName) {
  85         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  86         final Collection<AnchorEntity> anchorEntities = anchorRepository.findAllByDataspace(dataspaceEntity);
  87         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toList());
  88     }
  89
  90     @Override
  91     public Anchor getAnchor(final String dataspaceName, final String anchorName) {
  92         return toAnchor(getAnchorEntity(dataspaceName, anchorName));
  93     }
  94
  95     @Transactional
  96     @Override
  97     public void deleteAnchor(final String dataspaceName, final String anchorName) {
  98         final var anchorEntity = getAnchorEntity(dataspaceName, anchorName);
  99         fragmentRepository.deleteByAnchorIn(Set.of(anchorEntity));
 100         anchorRepository.delete(anchorEntity);
 101     }
 102
 103     private AnchorEntity getAnchorEntity(final String dataspaceName, final String anchorName) {
 104         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 105         return anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName);
 106     }
 107
 108     private static Anchor toAnchor(final AnchorEntity anchorEntity) {
 109         return Anchor.builder()
 110             .name(anchorEntity.getName())
 111             .dataspaceName(anchorEntity.getDataspace().getName())
 112             .schemaSetName(anchorEntity.getSchemaSet().getName())
 113             .build();
 114     }
 115 }