diff options
Diffstat (limited to 'tosca-controlloop/runtime/src/main/java')
| -rw-r--r-- | tosca-controlloop/runtime/src/main/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProvider.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/tosca-controlloop/runtime/src/main/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProvider.java b/tosca-controlloop/runtime/src/main/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProvider.java new file mode 100644 index 000000000..41d85726e --- /dev/null +++ b/tosca-controlloop/runtime/src/main/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProvider.java @@ -0,0 +1,193 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2021 Nordix Foundation. + * ================================================================================ + * 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.policy.clamp.controlloop.runtime.commissioning; + +import java.io.Closeable; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; +import org.apache.commons.collections4.CollectionUtils; +import org.apache.commons.collections4.MapUtils; +import org.onap.policy.clamp.controlloop.common.exception.ControlLoopRuntimeException; +import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider; +import org.onap.policy.clamp.controlloop.models.messages.rest.commissioning.CommissioningResponse; +import org.onap.policy.models.base.PfModelException; +import org.onap.policy.models.base.PfModelRuntimeException; +import org.onap.policy.models.provider.PolicyModelsProvider; +import org.onap.policy.models.provider.PolicyModelsProviderFactory; +import org.onap.policy.models.provider.PolicyModelsProviderParameters; +import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier; +import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate; +import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate; +import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter; + +/** + * This class provides the create, read and delete actions on Commissioning of Control Loop concepts in the database to + * the callers. + */ +public class CommissioningProvider implements Closeable { + public static final String CONTROL_LOOP_NODE_TYPE = "org.onap.policy.clamp.controlloop.ControlLoop"; + + private final PolicyModelsProvider modelsProvider; + private final ControlLoopProvider clProvider; + + private static final Object lockit = new Object(); + + /** + * Create a commissioning provider. + * + * @throws ControlLoopRuntimeException on errors creating the provider + */ + public CommissioningProvider(PolicyModelsProviderParameters databaseProviderParameters) + throws ControlLoopRuntimeException { + try { + modelsProvider = new PolicyModelsProviderFactory() + .createPolicyModelsProvider(databaseProviderParameters); + } catch (PfModelException e) { + throw new PfModelRuntimeException(e); + } + + try { + clProvider = new ControlLoopProvider(databaseProviderParameters); + } catch (PfModelException e) { + throw new PfModelRuntimeException(e); + } + } + + @Override + public void close() throws IOException { + try { + modelsProvider.close(); + } catch (PfModelException e) { + throw new IOException("error closing modelsProvider", e); + } + } + + /** + * Create control loops from a service template. + * + * @param serviceTemplate the service template + * @return the result of the commissioning operation + * @throws PfModelException on creation errors + */ + public CommissioningResponse createControlLoopDefinitions(ToscaServiceTemplate serviceTemplate) + throws PfModelException { + synchronized (lockit) { + modelsProvider.createServiceTemplate(serviceTemplate); + } + + CommissioningResponse response = new CommissioningResponse(); + // @formatter:off + response.setAffectedControlLoopDefinitions(serviceTemplate.getToscaTopologyTemplate().getNodeTemplates() + .values() + .stream() + .map(template -> template.getKey().asIdentifier()) + .collect(Collectors.toList())); + // @formatter:on + + return response; + } + + /** + * Delete the control loop definition with the given name and version. + * + * @param name the name of the control loop definition to delete + * @param version the version of the control loop to delete + * @return the result of the deletion + * @throws PfModelException on deletion errors + */ + public CommissioningResponse deleteControlLoopDefinition(String name, String version) throws PfModelException { + synchronized (lockit) { + modelsProvider.deleteServiceTemplate(name, version); + } + + CommissioningResponse response = new CommissioningResponse(); + response.setAffectedControlLoopDefinitions( + Collections.singletonList(new ToscaConceptIdentifier(name, version))); + + return response; + } + + /** + * Get control loop node templates. + * + * @param clName the name of the control loop, null for all + * @param clVersion the version of the control loop, null for all + * @return list of control loop node templates + * @throws PfModelException on errors getting control loop definitions + */ + public List<ToscaNodeTemplate> getControlLoopDefinitions(String clName, String clVersion) throws PfModelException { + + // @formatter:off + ToscaTypedEntityFilter<ToscaNodeTemplate> nodeTemplateFilter = ToscaTypedEntityFilter + .<ToscaNodeTemplate>builder() + .name(clName) + .version(clVersion) + .type(CONTROL_LOOP_NODE_TYPE) + .build(); + // @formatter:on + + return clProvider.getFilteredNodeTemplates(nodeTemplateFilter); + } + + /** + * Get the control loop elements from a control loop node template. + * + * @param controlLoopNodeTemplate the control loop node template + * @return a list of the control loop element node templates in a control loop node template + * @throws PfModelException on errors get control loop element node templates + */ + public List<ToscaNodeTemplate> getControlLoopElementDefinitions(ToscaNodeTemplate controlLoopNodeTemplate) + throws PfModelException { + if (!CONTROL_LOOP_NODE_TYPE.equals(controlLoopNodeTemplate.getType())) { + return Collections.emptyList(); + } + + if (MapUtils.isEmpty(controlLoopNodeTemplate.getProperties())) { + return Collections.emptyList(); + } + + @SuppressWarnings("unchecked") + List<Map<String, String>> controlLoopElements = + (List<Map<String, String>>) controlLoopNodeTemplate.getProperties().get("elements"); + + if (CollectionUtils.isEmpty(controlLoopElements)) { + return Collections.emptyList(); + } + + List<ToscaNodeTemplate> controlLoopElementList = new ArrayList<>(); + // @formatter:off + controlLoopElementList.addAll( + controlLoopElements + .stream() + .map(elementMap -> clProvider.getNodeTemplates(elementMap.get("name"), + elementMap.get("version"))) + .flatMap(List::stream) + .collect(Collectors.toList()) + ); + // @formatter:on + + return controlLoopElementList; + } +} |