Convert sal-distributed-eos to OSGi DS

[controller.git] / opendaylight / md-sal / sal-distributed-eos / src / main / java / org / opendaylight / controller / cluster / entityownership / OSGiDistributedEntityOwnershipService.java

diff --git a/opendaylight/md-sal/sal-distributed-eos/src/main/java/org/opendaylight/controller/cluster/entityownership/OSGiDistributedEntityOwnershipService.java b/opendaylight/md-sal/sal-distributed-eos/src/main/java/org/opendaylight/controller/cluster/entityownership/OSGiDistributedEntityOwnershipService.java
new file mode 100644 (file)
index 0000000..cceae6c
--- /dev/null
+++ b/opendaylight/md-sal/sal-distributed-eos/src/main/java/org/opendaylight/controller/cluster/entityownership/OSGiDistributedEntityOwnershipService.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2020 PANTHEON.tech, s.r.o. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.cluster.entityownership;
+
+import com.google.common.annotations.Beta;
+import java.util.Map;
+import java.util.Optional;
+import org.opendaylight.controller.cluster.datastore.DistributedDataStoreInterface;
+import org.opendaylight.controller.cluster.entityownership.selectionstrategy.EntityOwnerSelectionStrategyConfigReader;
+import org.opendaylight.mdsal.eos.common.api.CandidateAlreadyRegisteredException;
+import org.opendaylight.mdsal.eos.common.api.EntityOwnershipState;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipCandidateRegistration;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListener;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListenerRegistration;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipService;
+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.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Beta
+@Component(immediate = true, configurationPid = "org.opendaylight.controller.cluster.entity.owner.selection.strategies",
+    property = "type=default")
+public final class OSGiDistributedEntityOwnershipService implements DOMEntityOwnershipService {
+    private static final Logger LOG = LoggerFactory.getLogger(OSGiDistributedEntityOwnershipService.class);
+
+    @Reference(target = "(type=distributed-operational)")
+    DistributedDataStoreInterface operDatastore = null;
+
+    private DistributedEntityOwnershipService delegate;
+
+    @Override
+    public DOMEntityOwnershipCandidateRegistration registerCandidate(final DOMEntity entity)
+            throws CandidateAlreadyRegisteredException {
+        return delegate.registerCandidate(entity);
+    }
+
+    @Override
+    public DOMEntityOwnershipListenerRegistration registerListener(final String entityType,
+            final DOMEntityOwnershipListener listener) {
+        return delegate.registerListener(entityType, listener);
+    }
+
+    @Override
+    public Optional<EntityOwnershipState> getOwnershipState(final DOMEntity forEntity) {
+        return delegate.getOwnershipState(forEntity);
+    }
+
+    @Override
+    public boolean isCandidateRegistered(final DOMEntity forEntity) {
+        return delegate.isCandidateRegistered(forEntity);
+    }
+
+    @Activate
+    // FIXME: 3.0.0: properties are keyed by String, this should be Map<String, Object>
+    void activate(final Map<Object, Object> properties) {
+        LOG.info("Distributed Entity Ownership Service starting");
+        delegate = DistributedEntityOwnershipService.start(operDatastore.getActorUtils(),
+            EntityOwnerSelectionStrategyConfigReader.loadStrategyWithConfig(properties));
+        LOG.info("Distributed Entity Ownership Service started");
+    }
+
+    @Deactivate
+    void deactivate() {
+        LOG.info("Distributed Entity Ownership Service stopping");
+        delegate.close();
+        LOG.info("Distributed Entity Ownership Service stopped");
+    }
+}