+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2018 Nokia. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
package org.onap.vid.services;
-import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
-import org.openecomp.sdc.tosca.parser.exceptions.SdcToscaParserException;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.CacheLoader;
+import com.google.common.cache.LoadingCache;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.onap.sdc.tosca.parser.exceptions.SdcToscaParserException;
import org.onap.vid.asdc.AsdcCatalogException;
import org.onap.vid.asdc.AsdcClient;
import org.onap.vid.asdc.beans.Service;
import org.onap.vid.asdc.parser.ToscaParser;
import org.onap.vid.asdc.parser.ToscaParserImpl;
import org.onap.vid.asdc.parser.ToscaParserImpl2;
+import org.onap.vid.exceptions.GenericUncheckedException;
import org.onap.vid.model.ServiceModel;
import org.springframework.beans.factory.annotation.Autowired;
+import org.togglz.core.manager.FeatureManager;
import java.nio.file.Path;
-import java.util.Collection;
-import java.util.Map;
import java.util.UUID;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
+
+import static org.onap.vid.properties.Features.FLAG_SERVICE_MODEL_CACHE;
/**
* The Class VidController.
* The Constant LOG.
*/
private static final EELFLoggerDelegate LOG = EELFLoggerDelegate.getLogger(VidServiceImpl.class);
- /**
- * The Constant dateFormat.
- */
+
protected final AsdcClient asdcClient;
+ private final FeatureManager featureManager;
+
@Autowired
private ToscaParserImpl2 toscaParser;
+ private final LoadingCache<String, ServiceModel> serviceModelCache;
- public VidServiceImpl(AsdcClient asdcClient) {
- this.asdcClient = asdcClient;
+
+ private class NullServiceModelException extends Exception {
+ NullServiceModelException(String modelUuid) {
+ super("Could not create service model for UUID " + modelUuid);
+ }
}
- /*
- * (non-Javadoc)
- *
- * @see org.openecomp.vid.controller.VidService#getServices(java.util.Map)
- */
- @Override
- public Collection<Service> getServices(Map<String, String[]> requestParams)
- throws AsdcCatalogException {
- return asdcClient.getServices(requestParams);
+ public VidServiceImpl(AsdcClient asdcClient, FeatureManager featureManager) {
+ this.asdcClient = asdcClient;
+ this.featureManager = featureManager;
+
+ this.serviceModelCache = CacheBuilder.newBuilder()
+ .maximumSize(1000)
+ .expireAfterAccess(7, TimeUnit.DAYS)
+ .build(new CacheLoader<String, ServiceModel>() {
+ @Override
+ public ServiceModel load(String modelUuid) throws AsdcCatalogException, NullServiceModelException {
+ ServiceModel serviceModel = getServiceFromSdc(modelUuid);
+ if (serviceModel != null) {
+ return serviceModel;
+ } else {
+ throw new NullServiceModelException(modelUuid);
+ }
+ }
+ });
}
/*
* (non-Javadoc)
*
- * @see org.openecomp.vid.controller.VidService#getService(java.lang.String)
+ * @see org.onap.vid.controller.VidService#getService(java.lang.String)
*/
@Override
public ServiceModel getService(String uuid) throws AsdcCatalogException {
+ if (featureManager.isActive(FLAG_SERVICE_MODEL_CACHE)) {
+ return getServiceFromCache(uuid);
+ }else {
+ return getServiceFromSdc(uuid);
+ }
+ }
+
+ private ServiceModel getServiceFromCache(String uuid) throws AsdcCatalogException {
+ try {
+ return serviceModelCache.get(uuid);
+ } catch (ExecutionException e) {
+ if (e.getCause() instanceof AsdcCatalogException) {
+ throw (AsdcCatalogException) e.getCause();
+ } else if (e.getCause() instanceof NullServiceModelException) {
+ return null;
+ } else {
+ throw new GenericUncheckedException(e);
+ }
+ }
+ }
+
+ private ServiceModel getServiceFromSdc(String uuid) throws AsdcCatalogException {
final Path serviceCsar = asdcClient.getServiceToscaModel(UUID.fromString(uuid));
ToscaParser tosca = new ToscaParserImpl();
serviceCsar.toFile().getAbsolutePath();
final Service asdcServiceMetadata = asdcClient.getService(UUID.fromString(uuid));
return getServiceModel(uuid, serviceCsar, tosca, asdcServiceMetadata);
} catch (Exception e) {
- LOG.error("Failed to download and proccess service from ASDC", e);
+ LOG.error("Failed to download and process service from SDC", e);
}
return serviceModel;
}
- private ServiceModel getServiceModel(String uuid, Path serviceCsar, ToscaParser tosca, Service asdcServiceMetadata) throws Exception {
+ private ServiceModel getServiceModel(String uuid, Path serviceCsar, ToscaParser tosca, Service asdcServiceMetadata) throws AsdcCatalogException {
try {
return toscaParser.makeServiceModel(serviceCsar, asdcServiceMetadata);
} catch (SdcToscaParserException e) {
return tosca.makeServiceModel(uuid, serviceCsar, asdcServiceMetadata);
}
}
-
+
+ @Override
+ public void invalidateServiceCache(){
+ serviceModelCache.invalidateAll();
+ }
}
\ No newline at end of file