opendaylight/md-sal/sal-dom-broker/src/main/java/org/opendaylight/controller/sal/dom/broker/MountPointManagerImpl.xtend

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.controller.sal.dom.broker
   9
  10
  11 import org.opendaylight.controller.sal.core.api.mount.MountProvisionService
  12 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier
  13 import java.util.concurrent.ConcurrentMap
  14 import java.util.concurrent.ConcurrentHashMap
  15 import static com.google.common.base.Preconditions.*;
  16 import org.opendaylight.controller.sal.core.api.data.DataProviderService
  17 import org.opendaylight.controller.sal.core.api.mount.MountProvisionService.MountProvisionListener
  18 import org.opendaylight.yangtools.concepts.util.ListenerRegistry
  19
  20 class MountPointManagerImpl implements MountProvisionService {
  21
  22     @Property
  23     DataProviderService dataBroker;
  24
  25     val ListenerRegistry<MountProvisionListener> listeners = ListenerRegistry.create()
  26
  27     ConcurrentMap<InstanceIdentifier,MountPointImpl> mounts = new ConcurrentHashMap();
  28
  29     override createMountPoint(InstanceIdentifier path) {
  30         checkState(!mounts.containsKey(path),"Mount already created");
  31         val mount = new MountPointImpl(path);
  32         registerMountPoint(mount);
  33         mounts.put(path,mount);
  34         notifyMountCreated(path);
  35         return mount;
  36     }
  37
  38     def notifyMountCreated(InstanceIdentifier identifier) {
  39         for(listener : listeners) {
  40             listener.instance.onMountPointCreated(identifier);
  41         }
  42     }
  43
  44     def registerMountPoint(MountPointImpl impl) {
  45         //dataBroker?.registerConfigurationReader(impl.mountPath,impl.readWrapper);
  46         //dataBroker?.registerOperationalReader(impl.mountPath,impl.readWrapper);
  47     }
  48
  49     override registerProvisionListener(MountProvisionListener listener) {
  50         listeners.register(listener)
  51     }
  52
  53
  54     override createOrGetMountPoint(InstanceIdentifier path) {
  55         val mount = mounts.get(path);
  56         if(mount === null) {
  57             return createMountPoint(path)
  58         }
  59         return mount;
  60     }
  61
  62
  63     override getMountPoint(InstanceIdentifier path) {
  64         mounts.get(path);
  65     }
  66 }