| /* |
| * Copyright 2018-present Open Networking 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. |
| */ |
| package org.onosproject.workflow.impl; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Sets; |
| import org.onlab.util.KryoNamespace; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.workflow.api.AbstractWorkflow; |
| import org.onosproject.workflow.api.ImmutableListWorkflow; |
| import org.onosproject.workflow.api.Workflow; |
| import org.onosproject.workflow.api.WorkflowAttribute; |
| import org.onosproject.workflow.api.WorkflowStore; |
| import org.onosproject.net.group.GroupEvent; |
| import org.onosproject.net.group.GroupStoreDelegate; |
| import org.onosproject.store.AbstractStore; |
| import org.onosproject.store.serializers.KryoNamespaces; |
| import org.onosproject.store.service.EventuallyConsistentMap; |
| import org.onosproject.store.service.StorageService; |
| import org.onosproject.store.service.WallClockTimestamp; |
| |
| import java.net.URI; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.concurrent.TimeUnit; |
| import java.util.List; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| @Component(immediate = true, service = WorkflowStore.class) |
| public class ECWorkFlowStore |
| extends AbstractStore<GroupEvent, GroupStoreDelegate> implements WorkflowStore { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected StorageService storageService; |
| |
| private ApplicationId appId; |
| private EventuallyConsistentMap<URI, Workflow> workflowStore; |
| private Set<ClassLoader> classloaders = Sets.newConcurrentHashSet(); |
| |
| @Activate |
| public void activate() { |
| |
| appId = coreService.registerApplication("org.onosproject.nfconfig"); |
| log.info("appId=" + appId); |
| |
| KryoNamespace.Builder workflowSerializer = KryoNamespace.newBuilder() |
| .register(KryoNamespaces.API) |
| .register(URI.class) |
| .register(Workflow.class) |
| .register(AbstractWorkflow.class) |
| .register(ImmutableListWorkflow.class) |
| .register(List.class) |
| .register(ImmutableList.class) |
| .register(Class.class) |
| .register(WorkflowAttribute.class) |
| .register(Set.class) |
| .register(ImmutableSet.class) |
| .register(HashSet.class); |
| |
| workflowStore = storageService.<URI, Workflow>eventuallyConsistentMapBuilder() |
| .withName("workflow-workplaceStore") |
| .withSerializer(workflowSerializer) |
| .withAntiEntropyPeriod(5, TimeUnit.SECONDS) |
| .withTimestampProvider((k, v) -> new WallClockTimestamp()) |
| .withTombstonesDisabled() |
| .build(); |
| |
| classloaders.add(this.getClass().getClassLoader()); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| workflowStore.destroy(); |
| |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void register(Workflow workflow) { |
| workflowStore.put(workflow.id(), workflow); |
| } |
| |
| @Override |
| public void unregister(URI id) { |
| workflowStore.remove(id); |
| } |
| |
| @Override |
| public Workflow get(URI id) { |
| return workflowStore.get(id); |
| } |
| |
| @Override |
| public Collection<Workflow> getAll() { |
| return workflowStore.values(); |
| } |
| |
| @Override |
| public void registerLocal(ClassLoader loader) { |
| classloaders.add(loader); |
| } |
| |
| @Override |
| public void unregisterLocal(ClassLoader loader) { |
| classloaders.remove(loader); |
| } |
| |
| @Override |
| public Class getClass(String name) throws ClassNotFoundException { |
| for (ClassLoader loader : classloaders) { |
| Class cl = null; |
| try { |
| cl = loader.loadClass(name); |
| } catch (ClassNotFoundException e) { |
| // do nothing |
| } |
| if (cl != null) { |
| return cl; |
| } |
| } |
| throw new ClassNotFoundException(name); |
| } |
| } |