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

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2020-2022 Nordix Foundation.
   4  * Modifications Copyright (C) 2020-2022 Bell Canada.
   5  * Modifications Copyright (C) 2021 Pantheon.tech
   6  * Modifications Copyright (C) 2022 TechMahindra Ltd.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  * SPDX-License-Identifier: Apache-2.0
  21  * ============LICENSE_END=========================================================
  22  */
  23
  24 package org.onap.cps.spi.impl;
  25
  26 import java.util.Collection;
  27 import java.util.Collections;
  28 import java.util.List;
  29 import java.util.stream.Collectors;
  30 import javax.transaction.Transactional;
  31 import lombok.RequiredArgsConstructor;
  32 import lombok.extern.slf4j.Slf4j;
  33 import org.onap.cps.spi.CpsAdminPersistenceService;
  34 import org.onap.cps.spi.entities.AnchorEntity;
  35 import org.onap.cps.spi.entities.DataspaceEntity;
  36 import org.onap.cps.spi.entities.SchemaSetEntity;
  37 import org.onap.cps.spi.entities.YangResourceModuleReference;
  38 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
  39 import org.onap.cps.spi.exceptions.DataspaceInUseException;
  40 import org.onap.cps.spi.exceptions.DataspaceNotFoundException;
  41 import org.onap.cps.spi.exceptions.ModuleNamesNotFoundException;
  42 import org.onap.cps.spi.model.Anchor;
  43 import org.onap.cps.spi.model.Dataspace;
  44 import org.onap.cps.spi.repository.AnchorRepository;
  45 import org.onap.cps.spi.repository.DataspaceRepository;
  46 import org.onap.cps.spi.repository.SchemaSetRepository;
  47 import org.onap.cps.spi.repository.YangResourceRepository;
  48 import org.springframework.dao.DataIntegrityViolationException;
  49 import org.springframework.stereotype.Component;
  50
  51 @Slf4j
  52 @Component
  53 @RequiredArgsConstructor
  54 public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceService {
  55
  56     private final DataspaceRepository dataspaceRepository;
  57     private final AnchorRepository anchorRepository;
  58     private final SchemaSetRepository schemaSetRepository;
  59     private final YangResourceRepository yangResourceRepository;
  60
  61     @Override
  62     public void createDataspace(final String dataspaceName) {
  63         try {
  64             dataspaceRepository.save(new DataspaceEntity(dataspaceName));
  65         } catch (final DataIntegrityViolationException e) {
  66             throw AlreadyDefinedException.forDataspace(dataspaceName, e);
  67         }
  68     }
  69
  70     @Override
  71     public void deleteDataspace(final String dataspaceName) {
  72         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
  73         final int numberOfAssociatedAnchors = anchorRepository.countByDataspace(dataspaceEntity);
  74         if (numberOfAssociatedAnchors != 0) {
  75             throw new DataspaceInUseException(dataspaceName,
  76                 String.format("Dataspace contains %d anchor(s)", numberOfAssociatedAnchors));
  77         }
  78         final int numberOfAssociatedSchemaSets = schemaSetRepository.countByDataspace(dataspaceEntity);
  79         if (numberOfAssociatedSchemaSets != 0) {
  80             throw new DataspaceInUseException(dataspaceName,
  81                 String.format("Dataspace contains %d schemaset(s)", numberOfAssociatedSchemaSets));
  82         }
  83         dataspaceRepository.delete(dataspaceEntity);
  84     }
  85
  86     @Override
  87     public Dataspace getDataspace(final String dataspaceName) {
  88         final DataspaceEntity dataspaceEntity =  dataspaceRepository.getByName(dataspaceName);
  89         return toDataspace(dataspaceEntity);
  90     }
  91
  92     @Override
  93     public Collection<Dataspace> getAllDataspaces() {
  94         final Collection<DataspaceEntity> dataspaceEntities = dataspaceRepository.findAll();
  95         return dataspaceEntities.stream().map(CpsAdminPersistenceServiceImpl::toDataspace)
  96                 .collect(Collectors.toSet());
  97     }
  98
  99     @Override
 100     public void createAnchor(final String dataspaceName, final String schemaSetName, final String anchorName) {
 101         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 102         final var schemaSetEntity =
 103             schemaSetRepository.getByDataspaceAndName(dataspaceEntity, schemaSetName);
 104         final var anchorEntity = AnchorEntity.builder()
 105             .name(anchorName)
 106             .dataspace(dataspaceEntity)
 107             .schemaSet(schemaSetEntity)
 108             .build();
 109         try {
 110             anchorRepository.save(anchorEntity);
 111         } catch (final DataIntegrityViolationException e) {
 112             throw AlreadyDefinedException.forAnchor(anchorName, dataspaceName, e);
 113         }
 114     }
 115
 116     @Override
 117     public Collection<Anchor> getAnchors(final String dataspaceName) {
 118         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 119         final Collection<AnchorEntity> anchorEntities = anchorRepository.findAllByDataspace(dataspaceEntity);
 120         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
 121     }
 122
 123     @Override
 124     public Collection<Anchor> getAnchors(final String dataspaceName, final String schemaSetName) {
 125         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 126         final SchemaSetEntity schemaSetEntity = schemaSetRepository.getByDataspaceAndName(
 127             dataspaceEntity, schemaSetName);
 128         return anchorRepository.findAllBySchemaSet(schemaSetEntity)
 129             .stream().map(CpsAdminPersistenceServiceImpl::toAnchor)
 130             .collect(Collectors.toSet());
 131     }
 132
 133     @Override
 134     public Collection<Anchor> queryAnchors(final String dataspaceName, final Collection<String> inputModuleNames) {
 135         try {
 136             validateDataspaceAndModuleNames(dataspaceName, inputModuleNames);
 137         } catch (DataspaceNotFoundException | ModuleNamesNotFoundException  e) {
 138             log.info("Module search encountered unknown dataspace or modulename, treating this as nothing found");
 139             return Collections.emptySet();
 140         }
 141
 142         final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 143         final Collection<AnchorEntity> anchorEntities = anchorRepository
 144             .getAnchorsByDataspaceIdAndModuleNames(dataspaceEntity.getId(), inputModuleNames, inputModuleNames.size());
 145         return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
 146     }
 147
 148     @Override
 149     public Anchor getAnchor(final String dataspaceName, final String anchorName) {
 150         return toAnchor(getAnchorEntity(dataspaceName, anchorName));
 151     }
 152
 153     @Transactional
 154     @Override
 155     public void deleteAnchor(final String dataspaceName, final String anchorName) {
 156         final var anchorEntity = getAnchorEntity(dataspaceName, anchorName);
 157         anchorRepository.delete(anchorEntity);
 158     }
 159
 160     private AnchorEntity getAnchorEntity(final String dataspaceName, final String anchorName) {
 161         final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
 162         return anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName);
 163     }
 164
 165     private static Anchor toAnchor(final AnchorEntity anchorEntity) {
 166         return Anchor.builder()
 167             .name(anchorEntity.getName())
 168             .dataspaceName(anchorEntity.getDataspace().getName())
 169             .schemaSetName(anchorEntity.getSchemaSet().getName())
 170             .build();
 171     }
 172
 173     private static Dataspace toDataspace(final DataspaceEntity dataspaceEntity) {
 174         return Dataspace.builder().name(dataspaceEntity.getName()).build();
 175     }
 176
 177     private void validateDataspaceAndModuleNames(final String dataspaceName,
 178         final Collection<String> inputModuleNames) {
 179         final Collection<String> retrievedModuleReferences =
 180             yangResourceRepository.findAllModuleReferencesByDataspaceAndModuleNames(dataspaceName, inputModuleNames)
 181                 .stream().map(YangResourceModuleReference::getModuleName)
 182                 .collect(Collectors.toList());
 183         if (retrievedModuleReferences.isEmpty()) {
 184             verifyDataspaceName(dataspaceName);
 185         }
 186         if (inputModuleNames.size() > retrievedModuleReferences.size()) {
 187             final List<String> moduleNamesNotFound = inputModuleNames.stream()
 188                 .filter(moduleName -> !retrievedModuleReferences.contains(moduleName))
 189                 .collect(Collectors.toList());
 190             if (!moduleNamesNotFound.isEmpty()) {
 191                 throw new ModuleNamesNotFoundException(dataspaceName, moduleNamesNotFound);
 192             }
 193         }
 194     }
 195
 196     private void verifyDataspaceName(final String dataspaceName) {
 197         dataspaceRepository.getByName(dataspaceName);
 198     }
 199 }