jaegonkim | 6a7b524 | 2018-09-12 23:09:42 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.workflow.impl; |
| 17 | |
| 18 | import com.google.common.collect.ImmutableList; |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import com.google.common.collect.Sets; |
| 21 | import org.apache.felix.scr.annotations.Activate; |
| 22 | import org.apache.felix.scr.annotations.Component; |
| 23 | import org.apache.felix.scr.annotations.Deactivate; |
| 24 | import org.apache.felix.scr.annotations.Reference; |
| 25 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 26 | import org.apache.felix.scr.annotations.Service; |
| 27 | import org.onlab.util.KryoNamespace; |
| 28 | import org.onosproject.core.ApplicationId; |
| 29 | import org.onosproject.core.CoreService; |
| 30 | import org.onosproject.workflow.api.AbstractWorkflow; |
| 31 | import org.onosproject.workflow.api.ImmutableListWorkflow; |
| 32 | import org.onosproject.workflow.api.Workflow; |
| 33 | import org.onosproject.workflow.api.WorkflowAttribute; |
| 34 | import org.onosproject.workflow.api.WorkflowStore; |
| 35 | import org.onosproject.net.group.GroupEvent; |
| 36 | import org.onosproject.net.group.GroupStoreDelegate; |
| 37 | import org.onosproject.store.AbstractStore; |
| 38 | import org.onosproject.store.serializers.KryoNamespaces; |
| 39 | import org.onosproject.store.service.EventuallyConsistentMap; |
| 40 | import org.onosproject.store.service.StorageService; |
| 41 | import org.onosproject.store.service.WallClockTimestamp; |
| 42 | import org.slf4j.Logger; |
| 43 | |
| 44 | import java.net.URI; |
| 45 | import java.util.Collection; |
| 46 | import java.util.HashSet; |
| 47 | import java.util.Set; |
| 48 | import java.util.concurrent.TimeUnit; |
| 49 | import java.util.List; |
| 50 | |
| 51 | import static org.slf4j.LoggerFactory.getLogger; |
| 52 | |
| 53 | @Component(immediate = true) |
| 54 | @Service |
| 55 | public class ECWorkFlowStore |
| 56 | extends AbstractStore<GroupEvent, GroupStoreDelegate> implements WorkflowStore { |
| 57 | |
| 58 | private final Logger log = getLogger(getClass()); |
| 59 | |
| 60 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 61 | protected CoreService coreService; |
| 62 | |
| 63 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 64 | protected StorageService storageService; |
| 65 | |
| 66 | private ApplicationId appId; |
| 67 | private EventuallyConsistentMap<URI, Workflow> workflowStore; |
| 68 | private Set<ClassLoader> classloaders = Sets.newConcurrentHashSet(); |
| 69 | |
| 70 | @Activate |
| 71 | public void activate() { |
| 72 | |
| 73 | appId = coreService.registerApplication("org.onosproject.nfconfig"); |
| 74 | log.info("appId=" + appId); |
| 75 | |
| 76 | KryoNamespace.Builder workflowSerializer = KryoNamespace.newBuilder() |
| 77 | .register(KryoNamespaces.API) |
| 78 | .register(URI.class) |
| 79 | .register(Workflow.class) |
| 80 | .register(AbstractWorkflow.class) |
| 81 | .register(ImmutableListWorkflow.class) |
| 82 | .register(List.class) |
| 83 | .register(ImmutableList.class) |
| 84 | .register(Class.class) |
| 85 | .register(WorkflowAttribute.class) |
| 86 | .register(Set.class) |
| 87 | .register(ImmutableSet.class) |
| 88 | .register(HashSet.class); |
| 89 | |
| 90 | workflowStore = storageService.<URI, Workflow>eventuallyConsistentMapBuilder() |
| 91 | .withName("workflow-workplaceStore") |
| 92 | .withSerializer(workflowSerializer) |
| 93 | .withAntiEntropyPeriod(5, TimeUnit.SECONDS) |
| 94 | .withTimestampProvider((k, v) -> new WallClockTimestamp()) |
| 95 | .withTombstonesDisabled() |
| 96 | .build(); |
| 97 | |
| 98 | classloaders.add(this.getClass().getClassLoader()); |
| 99 | |
| 100 | log.info("Started"); |
| 101 | } |
| 102 | |
| 103 | @Deactivate |
| 104 | public void deactivate() { |
| 105 | workflowStore.destroy(); |
| 106 | |
| 107 | log.info("Stopped"); |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public void register(Workflow workflow) { |
| 112 | workflowStore.put(workflow.id(), workflow); |
| 113 | } |
| 114 | |
| 115 | @Override |
| 116 | public void unregister(URI id) { |
| 117 | workflowStore.remove(id); |
| 118 | } |
| 119 | |
| 120 | @Override |
| 121 | public Workflow get(URI id) { |
| 122 | return workflowStore.get(id); |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public Collection<Workflow> getAll() { |
| 127 | return workflowStore.values(); |
| 128 | } |
| 129 | |
| 130 | @Override |
| 131 | public void registerLocal(ClassLoader loader) { |
| 132 | classloaders.add(loader); |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public void unregisterLocal(ClassLoader loader) { |
| 137 | classloaders.remove(loader); |
| 138 | } |
| 139 | |
| 140 | @Override |
| 141 | public Class getClass(String name) throws ClassNotFoundException { |
| 142 | for (ClassLoader loader : classloaders) { |
| 143 | Class cl = null; |
| 144 | try { |
| 145 | cl = loader.loadClass(name); |
| 146 | } catch (ClassNotFoundException e) { |
| 147 | // do nothing |
| 148 | } |
| 149 | if (cl != null) { |
| 150 | return cl; |
| 151 | } |
| 152 | } |
| 153 | throw new ClassNotFoundException(name); |
| 154 | } |
| 155 | } |