opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/NetconfDeviceSalProvider.java

   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.connect.netconf.sal;
   9
  10 import java.util.Collection;
  11 import java.util.Collections;
  12
  13 import java.util.concurrent.ExecutorService;
  14 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  15 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  16 import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
  17 import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
  18 import org.opendaylight.controller.sal.core.api.Broker;
  19 import org.opendaylight.controller.sal.core.api.Provider;
  20 import org.opendaylight.controller.sal.core.api.mount.MountProvisionInstance;
  21 import org.opendaylight.controller.sal.core.api.mount.MountProvisionService;
  22 import org.opendaylight.yangtools.yang.binding.RpcService;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import com.google.common.base.Preconditions;
  27
  28 final class NetconfDeviceSalProvider implements AutoCloseable, Provider, BindingAwareProvider {
  29
  30     private static final Logger logger = LoggerFactory.getLogger(NetconfDeviceSalProvider.class);
  31
  32     private final RemoteDeviceId id;
  33     private final ExecutorService executor;
  34     private volatile MountProvisionInstance mountInstance;
  35     private volatile NetconfDeviceDatastoreAdapter datastoreAdapter;
  36
  37     public NetconfDeviceSalProvider(final RemoteDeviceId deviceId, final ExecutorService executor) {
  38         this.id = deviceId;
  39         this.executor = executor;
  40     }
  41
  42     public MountProvisionInstance getMountInstance() {
  43         Preconditions.checkState(mountInstance != null,
  44                 "%s: Sal provider was not initialized by sal. Cannot publish notification", id);
  45         return mountInstance;
  46     }
  47
  48     public NetconfDeviceDatastoreAdapter getDatastoreAdapter() {
  49         Preconditions.checkState(datastoreAdapter != null,
  50                 "%s: Sal provider %s was not initialized by sal. Cannot publish notification", id);
  51         return datastoreAdapter;
  52     }
  53
  54     @Override
  55     public void onSessionInitiated(final Broker.ProviderSession session) {
  56         final MountProvisionService mountService = session.getService(MountProvisionService.class);
  57         if (mountService != null) {
  58             mountInstance = mountService.createOrGetMountPoint(id.getPath());
  59         }
  60
  61         logger.debug("{}: (BI)Session with sal established {}", id, session);
  62     }
  63
  64     @Override
  65     public Collection<Provider.ProviderFunctionality> getProviderFunctionality() {
  66         return Collections.emptySet();
  67     }
  68
  69     @Override
  70     public Collection<? extends RpcService> getImplementations() {
  71         return Collections.emptySet();
  72     }
  73
  74     @Override
  75     public Collection<? extends BindingAwareProvider.ProviderFunctionality> getFunctionality() {
  76         return Collections.emptySet();
  77     }
  78
  79     @Override
  80     public void onSessionInitiated(final BindingAwareBroker.ProviderContext session) {
  81         final DataProviderService dataBroker = session.getSALService(DataProviderService.class);
  82         datastoreAdapter = new NetconfDeviceDatastoreAdapter(id, dataBroker, executor);
  83
  84         logger.debug("{}: Session with sal established {}", id, session);
  85     }
  86
  87     @Override
  88     public void onSessionInitialized(final BindingAwareBroker.ConsumerContext session) {
  89     }
  90
  91     public void close() throws Exception {
  92         mountInstance = null;
  93         datastoreAdapter.close();
  94         datastoreAdapter = null;
  95     }
  96
  97 }