common/src/main/java/org/opendaylight/transportpce/common/mapping/MappingUtilsImpl.java

   1 /*
   2  * Copyright © 2017 AT&T 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.transportpce.common.mapping;
   9
  10 import java.util.Optional;
  11 import java.util.concurrent.ExecutionException;
  12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  13 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  15 import org.opendaylight.transportpce.common.StringConstants;
  16 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.Network;
  17 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.Nodes;
  18 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.NodesKey;
  19 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22
  23 public class MappingUtilsImpl implements MappingUtils {
  24
  25     private static final Logger LOG = LoggerFactory.getLogger(MappingUtilsImpl.class);
  26
  27     private final DataBroker dataBroker;
  28
  29     public MappingUtilsImpl(DataBroker dataBroker) {
  30
  31         this.dataBroker = dataBroker;
  32
  33     }
  34
  35     public String getOpenRoadmVersion(String nodeId) {
  36         /*
  37          * Getting physical mapping corresponding to logical connection point
  38          */
  39         InstanceIdentifier<Nodes> portMappingIID = InstanceIdentifier.builder(Network.class).child(Nodes.class,
  40                 new NodesKey(nodeId)).build();
  41         try (ReadOnlyTransaction readTx = dataBroker.newReadOnlyTransaction()) {
  42             Optional<Nodes> mapObject =
  43                     readTx.read(LogicalDatastoreType.CONFIGURATION, portMappingIID).get().toJavaUtil();
  44             if (mapObject.isPresent()) {
  45                 Nodes mapping = mapObject.get();
  46                 switch (mapping.getOpenroadmVersion()) {
  47                     case _22:
  48                         return StringConstants.OPENROADM_DEVICE_VERSION_2_2;
  49                     case _121:
  50                         return StringConstants.OPENROADM_DEVICE_VERSION_1_2_1;
  51                     default:
  52                         return StringConstants.OPENROADM_DEVICE_VERSION_1_2_1;
  53                 }
  54             } else {
  55                 LOG.warn("Could not find mapping for nodeId {}",
  56                         nodeId);
  57             }
  58         } catch (InterruptedException | ExecutionException ex) {
  59             LOG.error("Unable to read mapping for nodeId {}",nodeId, ex);
  60         }
  61         return null;
  62     }
  63 }