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

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2020 Nordix Foundation.
   4  * Modifications Copyright (C) 2020 Bell Canada.
   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.List;
  27 import java.util.Set;
  28 import java.util.stream.Collectors;
  29 import javax.transaction.Transactional;
  30 import org.onap.cps.spi.CpsAdminPersistenceService;
  31 import org.onap.cps.spi.entities.AnchorEntity;
  32 import org.onap.cps.spi.entities.DataspaceEntity;
  33 import org.onap.cps.spi.entities.YangResourceModuleReference;
  34 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
  35 import org.onap.cps.spi.exceptions.ModuleNamesNotFoundException;
  36 import org.onap.cps.spi.model.Anchor;
  37 import org.onap.cps.spi.repository.AnchorRepository;
  38 import org.onap.cps.spi.repository.DataspaceRepository;
  39 import org.onap.cps.spi.repository.FragmentRepository;
  40 import org.onap.cps.spi.repository.SchemaSetRepository;
  41 import org.onap.cps.spi.repository.YangResourceRepository;
  42 import org.springframework.beans.factory.annotation.Autowired;
  43 import org.springframework.dao.DataIntegrityViolationException;
  44 import org.springframework.stereotype.Component;
  45
  46 @Component
  47 public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceService {
  48
  49     @Autowired
  50     private DataspaceRepository dataspaceRepository;
  51
  52     @Autowired
  53     private AnchorRepository anchorRepository;
  54
  55     @Autowired
  56     private SchemaSetRepository schemaSetRepository;
  57
  58     @Autowired
  59     private FragmentRepository fragmentRepository;
  60
  61     @Autowired
  62     private YangResourceRepository yangResourceRepository;
  63
  64     @Override
  65     public void createDataspace(final String dataspaceName) {
  66         try {
  67             dataspaceRepository.save(new DataspaceEntity(dataspaceName));
  68         } catch (final DataIntegrityViolationException e) {
  69             throw AlreadyDefinedException.forDataspace(dataspaceName, e);
  70         }
  71     }
  72
  73     @Override
  74     public void createAnchor(final String dataspaceName, final String schemaSetName, final String anchorName) {
  75         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  76         final var schemaSetEntity =
  77             schemaSetRepository.getByDataspaceAndName(dataspaceEntity, schemaSetName);
  78         final var anchorEntity = AnchorEntity.builder()
  79             .name(anchorName)
  80             .dataspace(dataspaceEntity)
  81             .schemaSet(schemaSetEntity)
  82             .build();
  83         try {
  84             anchorRepository.save(anchorEntity);
  85         } catch (final DataIntegrityViolationException e) {
  86             throw AlreadyDefinedException.forAnchor(anchorName, dataspaceName, e);
  87         }
  88     }
  89
  90     @Override
  91     public Collection<Anchor> getAnchors(final String dataspaceName) {
  92         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  93         final Collection<AnchorEntity> anchorEntities = anchorRepository.findAllByDataspace(dataspaceEntity);
  94         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toList());
  95     }
  96
  97     @Override
  98     public Collection<Anchor> queryAnchors(final String dataspaceName, final Collection<String> inputModuleNames) {
  99         validateDataspaceAndModuleNames(dataspaceName, inputModuleNames);
 100         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 101         final Collection<AnchorEntity> anchorEntities = anchorRepository
 102             .getAnchorsByDataspaceIdAndModuleNames(dataspaceEntity.getId(), inputModuleNames, inputModuleNames.size());
 103         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
 104     }
 105
 106     @Override
 107     public Anchor getAnchor(final String dataspaceName, final String anchorName) {
 108         return toAnchor(getAnchorEntity(dataspaceName, anchorName));
 109     }
 110
 111     @Transactional
 112     @Override
 113     public void deleteAnchor(final String dataspaceName, final String anchorName) {
 114         final var anchorEntity = getAnchorEntity(dataspaceName, anchorName);
 115         fragmentRepository.deleteByAnchorIn(Set.of(anchorEntity));
 116         anchorRepository.delete(anchorEntity);
 117     }
 118
 119     private AnchorEntity getAnchorEntity(final String dataspaceName, final String anchorName) {
 120         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 121         return anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName);
 122     }
 123
 124     private static Anchor toAnchor(final AnchorEntity anchorEntity) {
 125         return Anchor.builder()
 126             .name(anchorEntity.getName())
 127             .dataspaceName(anchorEntity.getDataspace().getName())
 128             .schemaSetName(anchorEntity.getSchemaSet().getName())
 129             .build();
 130     }
 131
 132     private void validateDataspaceAndModuleNames(final String dataspaceName,
 133         final Collection<String> inputModuleNames) {
 134         final Collection<String> retrievedModuleNames =
 135             yangResourceRepository.findAllModuleReferences(dataspaceName, inputModuleNames)
 136                 .stream().map(YangResourceModuleReference::getModuleName)
 137                 .collect(Collectors.toList());
 138         if (retrievedModuleNames.isEmpty()) {
 139             dataspaceRepository.getByName(dataspaceName);
 140         }
 141         if (inputModuleNames.size() > retrievedModuleNames.size()) {
 142             final List<String> moduleNamesNotFound = inputModuleNames.stream()
 143                 .filter(moduleName -> !retrievedModuleNames.contains(moduleName))
 144                 .collect(Collectors.toList());
 145             if (!moduleNamesNotFound.isEmpty()) {
 146                 throw new ModuleNamesNotFoundException(dataspaceName, moduleNamesNotFound);
 147             }
 148         }
 149     }
 150 }