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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2022-2024 Nordix Foundation
* Modifications Copyright (C) 2022 Bell Canada
* Modifications Copyright (C) 2023 TechMahindra Ltd.
* ================================================================================
* 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.onap.cps.ncmp.api.impl.inventory;
import static org.onap.cps.spi.FetchDescendantsOption.OMIT_DESCENDANTS;
import com.google.common.collect.Lists;
import java.time.OffsetDateTime;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import lombok.extern.slf4j.Slf4j;
import org.onap.cps.api.CpsAnchorService;
import org.onap.cps.api.CpsDataService;
import org.onap.cps.api.CpsModuleService;
import org.onap.cps.ncmp.api.impl.utils.YangDataConverter;
import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
import org.onap.cps.spi.FetchDescendantsOption;
import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
import org.onap.cps.spi.exceptions.DataValidationException;
import org.onap.cps.spi.model.DataNode;
import org.onap.cps.spi.model.ModuleDefinition;
import org.onap.cps.spi.model.ModuleReference;
import org.onap.cps.spi.utils.CpsValidator;
import org.onap.cps.utils.JsonObjectMapper;
import org.springframework.stereotype.Component;
@Slf4j
@Component
public class InventoryPersistenceImpl extends NcmpPersistenceImpl implements InventoryPersistence {
private static final int CMHANDLE_BATCH_SIZE = 100;
private final CpsModuleService cpsModuleService;
private final CpsAnchorService cpsAnchorService;
private final CpsValidator cpsValidator;
private final CmHandleQueries cmHandleQueries;
/**
* initialize an inventory persistence object.
*
* @param jsonObjectMapper json mapper object
* @param cpsDataService cps data service instance
* @param cpsModuleService cps module service instance
* @param cpsValidator cps validation service instance
* @param cpsAnchorService cps anchor service instance
*/
public InventoryPersistenceImpl(final JsonObjectMapper jsonObjectMapper, final CpsDataService cpsDataService,
final CpsModuleService cpsModuleService, final CpsValidator cpsValidator,
final CpsAnchorService cpsAnchorService, final CmHandleQueries cmHandleQueries) {
super(jsonObjectMapper, cpsDataService, cpsModuleService, cpsValidator);
this.cpsModuleService = cpsModuleService;
this.cpsAnchorService = cpsAnchorService;
this.cpsValidator = cpsValidator;
this.cmHandleQueries = cmHandleQueries;
}
@Override
public CompositeState getCmHandleState(final String cmHandleId) {
final DataNode stateAsDataNode = cpsDataService.getDataNodes(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
getXPathForCmHandleById(cmHandleId) + "/state", FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS)
.iterator().next();
cpsValidator.validateNameCharacters(cmHandleId);
return new CompositeStateBuilder().fromDataNode(stateAsDataNode).build();
}
@Override
public void saveCmHandleState(final String cmHandleId, final CompositeState compositeState) {
final String cmHandleJsonData = createStateJsonData(jsonObjectMapper.asJsonString(compositeState));
cpsDataService.updateDataNodeAndDescendants(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
getXPathForCmHandleById(cmHandleId), cmHandleJsonData, OffsetDateTime.now());
}
@Override
public void saveCmHandleStateBatch(final Map<String, CompositeState> cmHandleStatePerCmHandleId) {
final Map<String, String> cmHandlesJsonDataMap = new HashMap<>();
cmHandleStatePerCmHandleId.forEach((cmHandleId, compositeState) -> cmHandlesJsonDataMap.put(
getXPathForCmHandleById(cmHandleId),
createStateJsonData(jsonObjectMapper.asJsonString(compositeState))));
cpsDataService.updateDataNodesAndDescendants(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
cmHandlesJsonDataMap, OffsetDateTime.now());
}
@Override
public YangModelCmHandle getYangModelCmHandle(final String cmHandleId) {
cpsValidator.validateNameCharacters(cmHandleId);
final DataNode dataNode = getCmHandleDataNodeByCmHandleId(cmHandleId).iterator().next();
return YangDataConverter.convertCmHandleToYangModel(dataNode);
}
@Override
public Collection<YangModelCmHandle> getYangModelCmHandles(final Collection<String> cmHandleIds) {
final Collection<String> validCmHandleIds = new ArrayList<>(cmHandleIds.size());
cmHandleIds.forEach(cmHandleId -> {
try {
cpsValidator.validateNameCharacters(cmHandleId);
validCmHandleIds.add(cmHandleId);
} catch (final DataValidationException dataValidationException) {
log.error("DataValidationException in CmHandleId {} to be ignored",
dataValidationException.getMessage());
}
});
return YangDataConverter.convertDataNodesToYangModelCmHandles(getCmHandleDataNodes(validCmHandleIds));
}
@Override
public Collection<ModuleDefinition> getModuleDefinitionsByCmHandleId(final String cmHandleId) {
return cpsModuleService.getModuleDefinitionsByAnchorName(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, cmHandleId);
}
@Override
public Collection<ModuleDefinition> getModuleDefinitionsByCmHandleAndModule(final String cmHandleId,
final String moduleName,
final String moduleRevision) {
cpsValidator.validateNameCharacters(cmHandleId, moduleName);
return cpsModuleService.getModuleDefinitionsByAnchorAndModule(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME,
cmHandleId, moduleName, moduleRevision);
}
@Override
public Collection<ModuleReference> getYangResourcesModuleReferences(final String cmHandleId) {
cpsValidator.validateNameCharacters(cmHandleId);
return cpsModuleService.getYangResourcesModuleReferences(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, cmHandleId);
}
@Override
public void saveCmHandle(final YangModelCmHandle yangModelCmHandle) {
saveCmHandleBatch(Collections.singletonList(yangModelCmHandle));
}
@Override
public void saveCmHandleBatch(final List<YangModelCmHandle> yangModelCmHandles) {
for (final List<YangModelCmHandle> yangModelCmHandleBatch :
Lists.partition(yangModelCmHandles, CMHANDLE_BATCH_SIZE)) {
final String cmHandlesJsonData = createCmHandlesJsonData(yangModelCmHandleBatch);
cpsDataService.saveListElements(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
NCMP_DMI_REGISTRY_PARENT, cmHandlesJsonData, NO_TIMESTAMP);
}
}
@Override
public Collection<DataNode> getCmHandleDataNodeByCmHandleId(final String cmHandleId) {
return this.getDataNode(getXPathForCmHandleById(cmHandleId));
}
@Override
public DataNode getCmHandleDataNodeByAlternateId(final String alternateId) {
final String xPathForCmHandleByAlternateId = getXPathForCmHandleByAlternateId(alternateId);
final Collection<DataNode> dataNodes = cmHandleQueries
.queryNcmpRegistryByCpsPath(xPathForCmHandleByAlternateId, OMIT_DESCENDANTS);
if (dataNodes.isEmpty()) {
throw new DataNodeNotFoundException(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
xPathForCmHandleByAlternateId);
}
return dataNodes.iterator().next();
}
@Override
public Collection<DataNode> getCmHandleDataNodes(final Collection<String> cmHandleIds) {
final Collection<String> xpaths = new ArrayList<>(cmHandleIds.size());
cmHandleIds.forEach(cmHandleId -> xpaths.add(getXPathForCmHandleById(cmHandleId)));
return this.getDataNodes(xpaths);
}
@Override
public Collection<String> getCmHandleIdsWithGivenModules(final Collection<String> moduleNamesForQuery) {
return cpsAnchorService.queryAnchorNames(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, moduleNamesForQuery);
}
private static String getXPathForCmHandleById(final String cmHandleId) {
return NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@id='" + cmHandleId + "']";
}
private static String getXPathForCmHandleByAlternateId(final String alternateId) {
return NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@alternate-id='" + alternateId + "']";
}
private static String createStateJsonData(final String state) {
return "{\"state\":" + state + "}";
}
private String createCmHandlesJsonData(final List<YangModelCmHandle> yangModelCmHandles) {
return "{\"cm-handles\":" + jsonObjectMapper.asJsonString(yangModelCmHandles) + "}";
}
}
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