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.
9 package org.opendaylight.controller.md.sal.dom.broker.impl.mount;
11 import java.util.HashMap;
14 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
15 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
16 import org.opendaylight.controller.md.sal.dom.api.DOMService;
17 import org.opendaylight.controller.md.sal.dom.broker.spi.mount.SimpleDOMMountPoint;
18 import org.opendaylight.controller.sal.core.api.mount.MountProvisionListener;
19 import org.opendaylight.yangtools.concepts.ListenerRegistration;
20 import org.opendaylight.yangtools.concepts.ObjectRegistration;
21 import org.opendaylight.yangtools.concepts.util.ListenerRegistry;
22 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
23 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
25 import com.google.common.base.Optional;
26 import com.google.common.base.Preconditions;
27 import com.google.common.collect.ClassToInstanceMap;
28 import com.google.common.collect.MutableClassToInstanceMap;
30 public class DOMMountPointServiceImpl implements DOMMountPointService {
32 private final Map<InstanceIdentifier, SimpleDOMMountPoint> mountPoints = new HashMap<>();
34 private final ListenerRegistry<MountProvisionListener> listeners = ListenerRegistry.create();
37 public Optional<DOMMountPoint> getMountPoint(final InstanceIdentifier path) {
38 return Optional.<DOMMountPoint>fromNullable(mountPoints.get(path));
42 public DOMMountPointBuilder createMountPoint(final InstanceIdentifier path) {
43 Preconditions.checkState(!mountPoints.containsKey(path), "Mount point already exists");
44 return new DOMMountPointBuilderImpl(path);
47 public void notifyMountCreated(final InstanceIdentifier identifier) {
48 for (final ListenerRegistration<MountProvisionListener> listener : listeners
50 listener.getInstance().onMountPointCreated(identifier);
55 public ListenerRegistration<MountProvisionListener> registerProvisionListener(
56 final MountProvisionListener listener) {
57 return listeners.register(listener);
60 public ObjectRegistration<DOMMountPoint> registerMountPoint(final SimpleDOMMountPoint mountPoint) {
61 synchronized (mountPoints) {
62 Preconditions.checkState(!mountPoints.containsKey(mountPoint.getIdentifier()), "Mount point already exists");
63 mountPoints.put(mountPoint.getIdentifier(), mountPoint);
65 notifyMountCreated(mountPoint.getIdentifier());
67 // FIXME this shouldnt be null
71 public class DOMMountPointBuilderImpl implements DOMMountPointBuilder {
73 ClassToInstanceMap<DOMService> services = MutableClassToInstanceMap.create();
74 private SimpleDOMMountPoint mountPoint;
75 private final InstanceIdentifier path;
76 private SchemaContext schemaContext;
78 public DOMMountPointBuilderImpl(final InstanceIdentifier path) {
83 public <T extends DOMService> DOMMountPointBuilder addService(final Class<T> type, final T impl) {
84 services.putInstance(type, impl);
89 public DOMMountPointBuilder addInitialSchemaContext(final SchemaContext ctx) {
95 public ObjectRegistration<DOMMountPoint> register() {
96 Preconditions.checkState(mountPoint == null, "Mount point is already built.");
97 mountPoint = SimpleDOMMountPoint.create(path, services,schemaContext);
98 return registerMountPoint(mountPoint);