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) 2020-2022 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.SchemaSetEntity;
  34 import org.onap.cps.spi.entities.YangResourceModuleReference;
  35 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
  36 import org.onap.cps.spi.exceptions.DataspaceInUseException;
  37 import org.onap.cps.spi.exceptions.ModuleNamesNotFoundException;
  38 import org.onap.cps.spi.model.Anchor;
  39 import org.onap.cps.spi.repository.AnchorRepository;
  40 import org.onap.cps.spi.repository.DataspaceRepository;
  41 import org.onap.cps.spi.repository.FragmentRepository;
  42 import org.onap.cps.spi.repository.SchemaSetRepository;
  43 import org.onap.cps.spi.repository.YangResourceRepository;
  44 import org.springframework.beans.factory.annotation.Autowired;
  45 import org.springframework.dao.DataIntegrityViolationException;
  46 import org.springframework.stereotype.Component;
  47
  48 @Component
  49 public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceService {
  50
  51     @Autowired
  52     private DataspaceRepository dataspaceRepository;
  53
  54     @Autowired
  55     private AnchorRepository anchorRepository;
  56
  57     @Autowired
  58     private SchemaSetRepository schemaSetRepository;
  59
  60     @Autowired
  61     private FragmentRepository fragmentRepository;
  62
  63     @Autowired
  64     private YangResourceRepository yangResourceRepository;
  65
  66     @Override
  67     public void createDataspace(final String dataspaceName) {
  68         try {
  69             dataspaceRepository.save(new DataspaceEntity(dataspaceName));
  70         } catch (final DataIntegrityViolationException e) {
  71             throw AlreadyDefinedException.forDataspace(dataspaceName, e);
  72         }
  73     }
  74
  75     @Override
  76     public void deleteDataspace(final String dataspaceName) {
  77         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  78         final int numberOfAssociatedAnchors = anchorRepository.countByDataspace(dataspaceEntity);
  79         if (numberOfAssociatedAnchors != 0) {
  80             throw new DataspaceInUseException(dataspaceName,
  81                 String.format("Dataspace contains %d anchor(s)", numberOfAssociatedAnchors));
  82         }
  83         final int numberOfAssociatedSchemaSets = schemaSetRepository.countByDataspace(dataspaceEntity);
  84         if (numberOfAssociatedSchemaSets != 0) {
  85             throw new DataspaceInUseException(dataspaceName,
  86                 String.format("Dataspace contains %d schemaset(s)", numberOfAssociatedSchemaSets));
  87         }
  88         dataspaceRepository.delete(dataspaceEntity);
  89     }
  90
  91     @Override
  92     public void createAnchor(final String dataspaceName, final String schemaSetName, final String anchorName) {
  93         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  94         final var schemaSetEntity =
  95             schemaSetRepository.getByDataspaceAndName(dataspaceEntity, schemaSetName);
  96         final var anchorEntity = AnchorEntity.builder()
  97             .name(anchorName)
  98             .dataspace(dataspaceEntity)
  99             .schemaSet(schemaSetEntity)
 100             .build();
 101         try {
 102             anchorRepository.save(anchorEntity);
 103         } catch (final DataIntegrityViolationException e) {
 104             throw AlreadyDefinedException.forAnchor(anchorName, dataspaceName, e);
 105         }
 106     }
 107
 108     @Override
 109     public Collection<Anchor> getAnchors(final String dataspaceName) {
 110         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 111         final Collection<AnchorEntity> anchorEntities = anchorRepository.findAllByDataspace(dataspaceEntity);
 112         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
 113     }
 114
 115     @Override
 116     public Collection<Anchor> getAnchors(final String dataspaceName, final String schemaSetName) {
 117         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 118         final SchemaSetEntity schemaSetEntity = schemaSetRepository.getByDataspaceAndName(
 119             dataspaceEntity, schemaSetName);
 120         return anchorRepository.findAllBySchemaSet(schemaSetEntity)
 121             .stream().map(CpsAdminPersistenceServiceImpl::toAnchor)
 122             .collect(Collectors.toSet());
 123     }
 124
 125     @Override
 126     public Collection<Anchor> queryAnchors(final String dataspaceName, final Collection<String> inputModuleNames) {
 127         validateDataspaceAndModuleNames(dataspaceName, inputModuleNames);
 128         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 129         final Collection<AnchorEntity> anchorEntities = anchorRepository
 130             .getAnchorsByDataspaceIdAndModuleNames(dataspaceEntity.getId(), inputModuleNames, inputModuleNames.size());
 131         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
 132     }
 133
 134     @Override
 135     public Anchor getAnchor(final String dataspaceName, final String anchorName) {
 136         return toAnchor(getAnchorEntity(dataspaceName, anchorName));
 137     }
 138
 139     @Transactional
 140     @Override
 141     public void deleteAnchor(final String dataspaceName, final String anchorName) {
 142         final var anchorEntity = getAnchorEntity(dataspaceName, anchorName);
 143         fragmentRepository.deleteByAnchorIn(Set.of(anchorEntity));
 144         anchorRepository.delete(anchorEntity);
 145     }
 146
 147     private AnchorEntity getAnchorEntity(final String dataspaceName, final String anchorName) {
 148         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 149         return anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName);
 150     }
 151
 152     private static Anchor toAnchor(final AnchorEntity anchorEntity) {
 153         return Anchor.builder()
 154             .name(anchorEntity.getName())
 155             .dataspaceName(anchorEntity.getDataspace().getName())
 156             .schemaSetName(anchorEntity.getSchemaSet().getName())
 157             .build();
 158     }
 159
 160     private void validateDataspaceAndModuleNames(final String dataspaceName,
 161         final Collection<String> inputModuleNames) {
 162         final Collection<String> retrievedModuleNames =
 163             yangResourceRepository.findAllModuleReferences(dataspaceName, inputModuleNames)
 164                 .stream().map(YangResourceModuleReference::getModuleName)
 165                 .collect(Collectors.toList());
 166         if (retrievedModuleNames.isEmpty()) {
 167             dataspaceRepository.getByName(dataspaceName);
 168         }
 169         if (inputModuleNames.size() > retrievedModuleNames.size()) {
 170             final List<String> moduleNamesNotFound = inputModuleNames.stream()
 171                 .filter(moduleName -> !retrievedModuleNames.contains(moduleName))
 172                 .collect(Collectors.toList());
 173             if (!moduleNamesNotFound.isEmpty()) {
 174                 throw new ModuleNamesNotFoundException(dataspaceName, moduleNamesNotFound);
 175             }
 176         }
 177     }
 178 }