2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.ovsdb.southbound.ovsdb.transact;
10 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
12 import java.util.Collection;
16 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
17 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
18 import org.opendaylight.ovsdb.lib.notation.Mutator;
19 import org.opendaylight.ovsdb.lib.notation.UUID;
20 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
21 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
22 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ControllerEntry;
25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
26 import org.opendaylight.yangtools.yang.binding.DataObject;
27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
29 import com.google.common.base.Optional;
30 import com.google.common.collect.Sets;
32 public class ControllerRemovedCommand implements TransactCommand {
35 public void execute(TransactionBuilder transaction, BridgeOperationalState state,
36 AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events) {
37 execute(transaction, state, TransactUtils.extractRemoved(events, ControllerEntry.class),
38 TransactUtils.extractCreatedOrUpdatedOrRemoved(events, OvsdbBridgeAugmentation.class));
42 public void execute(TransactionBuilder transaction, BridgeOperationalState state,
43 Collection<DataTreeModification<Node>> modifications) {
44 execute(transaction, state, TransactUtils.extractRemoved(modifications, ControllerEntry.class),
45 TransactUtils.extractCreatedOrUpdatedOrRemoved(modifications, OvsdbBridgeAugmentation.class));
48 private void execute(TransactionBuilder transaction, BridgeOperationalState state,
49 Set<InstanceIdentifier<ControllerEntry>> removedControllers,
50 Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation>
52 for (InstanceIdentifier<ControllerEntry> controllerIid : removedControllers) {
53 InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
54 controllerIid.firstIdentifierOf(OvsdbBridgeAugmentation.class);
55 OvsdbBridgeAugmentation ovsdbBridge = modifiedBridges.get(bridgeIid);
56 Optional<ControllerEntry> controllerEntryOptional = state.getControllerEntry(controllerIid);
57 if (ovsdbBridge != null && controllerEntryOptional.isPresent()) {
58 ControllerEntry controllerEntry = controllerEntryOptional.get();
59 Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
60 bridge.setController(Sets.newHashSet(new UUID(controllerEntry.getControllerUuid().getValue())));
61 transaction.add(op.mutate(bridge).addMutation(bridge.getControllerColumn().getSchema(),
62 Mutator.DELETE, bridge.getControllerColumn().getData()));