Merge remote-tracking branch 'origin/master' into merge-master
Change-Id: I4608093c4400a313b253508ac6bc8a84ecba5c7e
diff --git a/apps/workflow/app/src/main/java/org/onosproject/workflow/impl/ECWorkFlowStore.java b/apps/workflow/app/src/main/java/org/onosproject/workflow/impl/ECWorkFlowStore.java
new file mode 100644
index 0000000..fcb17c9
--- /dev/null
+++ b/apps/workflow/app/src/main/java/org/onosproject/workflow/impl/ECWorkFlowStore.java
@@ -0,0 +1,153 @@
+/*
+ * 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);
+ }
+}