diff options
Diffstat (limited to 'models/src/main/java/org/onap/policy/clamp/controlloop/models/controlloop/persistence/provider/ControlLoopProvider.java')
| -rw-r--r-- | models/src/main/java/org/onap/policy/clamp/controlloop/models/controlloop/persistence/provider/ControlLoopProvider.java | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/models/src/main/java/org/onap/policy/clamp/controlloop/models/controlloop/persistence/provider/ControlLoopProvider.java b/models/src/main/java/org/onap/policy/clamp/controlloop/models/controlloop/persistence/provider/ControlLoopProvider.java new file mode 100644 index 000000000..520e9b864 --- /dev/null +++ b/models/src/main/java/org/onap/policy/clamp/controlloop/models/controlloop/persistence/provider/ControlLoopProvider.java @@ -0,0 +1,248 @@ +/*- + * ============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.models.controlloop.persistence.provider; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; +import javax.ws.rs.core.Response; +import lombok.NonNull; +import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoop; +import org.onap.policy.clamp.controlloop.models.controlloop.persistence.concepts.JpaControlLoop; +import org.onap.policy.common.parameters.BeanValidationResult; +import org.onap.policy.models.base.PfAuthorative; +import org.onap.policy.models.base.PfConceptKey; +import org.onap.policy.models.base.PfKey; +import org.onap.policy.models.base.PfModelException; +import org.onap.policy.models.base.PfModelRuntimeException; +import org.onap.policy.models.provider.PolicyModelsProviderParameters; +import org.onap.policy.models.provider.impl.AbstractModelsProvider; +import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier; +import org.onap.policy.models.tosca.authorative.concepts.ToscaEntity; +import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate; +import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter; +import org.onap.policy.models.tosca.simple.concepts.JpaToscaNodeTemplate; + +/** + * This class provides information on control loop concepts in the database to callers. + */ +public class ControlLoopProvider extends AbstractModelsProvider { + + /** + * Create a provider for control loops. + * + * @param parameters the parameters for database access + * @throws PfModelException on initiation errors + */ + public ControlLoopProvider(@NonNull PolicyModelsProviderParameters parameters) throws PfModelException { + super(parameters); + this.init(); + } + + /** + * Get Control Loop. + * + * @param controlLoopId the ID of the control loop to get + * @return the control loop found + * @throws PfModelException on errors getting the control loop + */ + public ControlLoop getControlLoop(final ToscaConceptIdentifier controlLoopId) throws PfModelException { + JpaControlLoop jpaControlLoop = getPfDao().get(JpaControlLoop.class, controlLoopId.asConceptKey()); + + return jpaControlLoop == null ? null : jpaControlLoop.toAuthorative(); + } + + /** + * Update Control Loop. + * + * @param controlLoop the control loop to update + * @return the updated control loop + * @throws PfModelException on errors updating the control loop + */ + public ControlLoop updateControlLoop(final ControlLoop controlLoop) throws PfModelException { + return updateControlLoops(Collections.singletonList(controlLoop)).get(0); + } + + /** + * Get Control Loops. + * + * @param name the name of the control loop to get, null to get all control loops + * @param version the version of the control loop to get, null to get all control loops + * @return the control loops found + * @throws PfModelException on errors getting control loops + */ + public List<ControlLoop> getControlLoops(final String name, final String version) throws PfModelException { + + return asEntityList(getPfDao().getFiltered(JpaControlLoop.class, name, version)); + } + + /** + * Get filtered control loops. + * + * @param filter the filter for the control loops to get + * @return the control loops found + * @throws PfModelException on errors getting control loops + */ + public List<ControlLoop> getFilteredControlLoops(@NonNull final ToscaTypedEntityFilter<ControlLoop> filter) { + + return filter.filter( + asEntityList(getPfDao().getFiltered(JpaControlLoop.class, filter.getName(), PfKey.NULL_KEY_VERSION))); + } + + /** + * Creates control loops. + * + * @param controlLoops a specification of the control loops to create + * @return the control loops created + * @throws PfModelException on errors creating control loops + */ + public List<ControlLoop> createControlLoops(@NonNull final List<ControlLoop> controlLoops) throws PfModelException { + + BeanValidationResult validationResult = new BeanValidationResult("control loops", controlLoops); + + for (ControlLoop controlLoop : controlLoops) { + JpaControlLoop jpaControlLoop = new JpaControlLoop(); + jpaControlLoop.fromAuthorative(controlLoop); + + validationResult.addResult(jpaControlLoop.validate("control loop")); + } + + if (!validationResult.isValid()) { + throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, validationResult.getResult()); + } + + for (ControlLoop controlLoop : controlLoops) { + JpaControlLoop jpaControlLoop = new JpaControlLoop(); + jpaControlLoop.fromAuthorative(controlLoop); + + getPfDao().create(jpaControlLoop); + } + + // Return the created control loops + List<ControlLoop> returnControlLoops = new ArrayList<>(controlLoops.size()); + + for (ControlLoop controlLoop : controlLoops) { + JpaControlLoop jpaControlLoop = getPfDao().get(JpaControlLoop.class, + new PfConceptKey(controlLoop.getName(), controlLoop.getVersion())); + returnControlLoops.add(jpaControlLoop.toAuthorative()); + } + + return returnControlLoops; + } + + /** + * Updates control loops. + * + * @param controlLoops a specification of the control loops to update + * @return the control loops updated + * @throws PfModelException on errors updating control loops + */ + public List<ControlLoop> updateControlLoops(@NonNull final List<ControlLoop> controlLoops) throws PfModelException { + + BeanValidationResult validationResult = new BeanValidationResult("control loops", controlLoops); + + for (ControlLoop controlLoop : controlLoops) { + JpaControlLoop jpaControlLoop = new JpaControlLoop(); + jpaControlLoop.fromAuthorative(controlLoop); + + validationResult.addResult(jpaControlLoop.validate("control loop")); + } + + if (!validationResult.isValid()) { + throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, validationResult.getResult()); + } + + // Return the created control loops + List<ControlLoop> returnControlLoops = new ArrayList<>(controlLoops.size()); + + for (ControlLoop controlLoop : controlLoops) { + JpaControlLoop jpaControlLoop = new JpaControlLoop(); + jpaControlLoop.fromAuthorative(controlLoop); + + JpaControlLoop returnJpaControlLoop = getPfDao().update(jpaControlLoop); + returnControlLoops.add(returnJpaControlLoop.toAuthorative()); + } + + return returnControlLoops; + } + + /** + * Delete a control loop. + * + * @param name the name of the control loop to delete + * @param version the version of the control loop to delete + * @return the control loop deleted + * @throws PfModelException on errors deleting the control loop + */ + public ControlLoop deleteControlLoop(@NonNull final String name, @NonNull final String version) { + + PfConceptKey controlLoopKey = new PfConceptKey(name, version); + + JpaControlLoop jpaDeleteControlLoop = getPfDao().get(JpaControlLoop.class, controlLoopKey); + + if (jpaDeleteControlLoop == null) { + String errorMessage = + "delete of control loop \"" + controlLoopKey.getId() + "\" failed, control loop does not exist"; + throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage); + } + + getPfDao().delete(jpaDeleteControlLoop); + + return jpaDeleteControlLoop.toAuthorative(); + } + + /** + * Get Node Templates. + * + * @param name the name of the node template to get, null to get all node templates + * @param version the version of the node template to get, null to get all node templates + * @return the node templates found + * @throws PfModelException on errors getting node templates + */ + public List<ToscaNodeTemplate> getNodeTemplates(final String name, final String version) { + return asEntityList(getPfDao().getFiltered(JpaToscaNodeTemplate.class, name, version)); + } + + /** + * Get filtered node templates. + * + * @param filter the filter for the node templates to get + * @return the node templates found + * @throws PfModelException on errors getting node templates + */ + public List<ToscaNodeTemplate> getFilteredNodeTemplates( + @NonNull final ToscaTypedEntityFilter<ToscaNodeTemplate> filter) { + + return filter.filter(asEntityList( + getPfDao().getFiltered(JpaToscaNodeTemplate.class, filter.getName(), filter.getVersion()))); + } + + /** + * Convert JPA control loop list to an authorative control loop list. + * + * @param jpaEntityList the list to convert + * @return the authorative list + */ + private <T extends ToscaEntity, J extends PfAuthorative<T>> List<T> asEntityList(List<J> jpaEntityList) { + return jpaEntityList.stream().map(J::toAuthorative).collect(Collectors.toList()); + } +} |