legato-api/src/main/java/org/opendaylight/unimgr/mef/legato/LegatoL2cpEecController.java

   1 /*
   2  * Copyright (c) 2018 Xoriant Corporation 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
   9 package org.opendaylight.unimgr.mef.legato;
  10
  11 import com.google.common.base.Optional;
  12
  13 import java.util.Collections;
  14
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
  17 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.unimgr.api.UnimgrDataTreeChangeListener;
  20 import org.opendaylight.unimgr.mef.legato.util.LegatoConstants;
  21 import org.opendaylight.unimgr.mef.legato.util.LegatoUtils;
  22 import org.opendaylight.yang.gen.v1.urn.mef.yang.mef.global.rev171215.MefGlobal;
  23 import org.opendaylight.yang.gen.v1.urn.mef.yang.mef.global.rev171215.mef.global.L2cpEecProfiles;
  24 import org.opendaylight.yang.gen.v1.urn.mef.yang.mef.global.rev171215.mef.global.L2cpEecProfilesBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.mef.yang.mef.global.rev171215.mef.global.l2cp.eec.profiles.Profile;
  26 import org.opendaylight.yang.gen.v1.urn.mef.yang.mef.global.rev171215.mef.global.l2cp.eec.profiles.ProfileKey;
  27 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32
  33 /**
  34  * @author Arif.Hussain@Xoriant.Com
  35  *
  36  */
  37 public class LegatoL2cpEecController  extends UnimgrDataTreeChangeListener<Profile> {
  38
  39     private static final Logger LOG = LoggerFactory.getLogger(LegatoL2cpEecController.class);
  40
  41     private static final InstanceIdentifier<Profile> PROFILE_ID = InstanceIdentifier
  42             .builder(MefGlobal.class).child(L2cpEecProfiles.class).child(Profile.class).build();
  43
  44     private static final InstanceIdentifier<L2cpEecProfiles> L2CP_EEC_PROFILES_ID_OPERATIONAL = InstanceIdentifier
  45             .builder(MefGlobal.class).child(L2cpEecProfiles.class).build();
  46
  47     private ListenerRegistration<LegatoL2cpEecController> dataTreeChangeListenerRegistration;
  48
  49     public LegatoL2cpEecController(DataBroker dataBroker) {
  50         super(dataBroker);
  51         registerListener();
  52     }
  53
  54     public void registerListener() {
  55         LOG.info("Initializing LegatoL2cpEecController:init() ");
  56
  57         dataTreeChangeListenerRegistration = dataBroker.registerDataTreeChangeListener(
  58                 new DataTreeIdentifier<Profile>(LogicalDatastoreType.CONFIGURATION, PROFILE_ID), this);
  59     }
  60
  61     @Override
  62     public void add(DataTreeModification<Profile> newDataObject) {
  63         LOG.info("ClassName :: LegatoL2cpEecController, Method:: add(), Message:: Node Added  "
  64                 + newDataObject.getRootNode().getIdentifier());
  65         addToOperationalDB(newDataObject.getRootNode().getDataAfter());
  66     }
  67
  68     public void addToOperationalDB(Profile profileObj) {
  69
  70         LOG.info(" inside addNode()");
  71
  72         try {
  73             assert profileObj != null;
  74
  75             L2cpEecProfiles l2cpEecProfiles = new L2cpEecProfilesBuilder()
  76                     .setProfile(Collections.singletonList(profileObj)).build();
  77             LegatoUtils.addToOperationalDB(l2cpEecProfiles, L2CP_EEC_PROFILES_ID_OPERATIONAL,
  78                     dataBroker);
  79         } catch (Exception e) {
  80             LOG.error("Error in addNode(). Err: ", e);
  81         }
  82         LOG.info(" ********** END addNode() ****************** ");
  83     }
  84
  85
  86     @Override
  87     public void update(DataTreeModification<Profile> modifiedDataObject) {
  88         if (modifiedDataObject.getRootNode() != null && modifiedDataObject.getRootPath() != null) {
  89             LOG.info("ClassName :: LegatoL2cpEecController, Method:: update(), Message:: Node modified "
  90                     + modifiedDataObject.getRootNode().getIdentifier());
  91
  92             try {
  93                 assert modifiedDataObject.getRootNode().getDataAfter() != null;
  94                 updateFromOperationalDB(modifiedDataObject.getRootNode().getDataAfter());
  95             } catch (Exception ex) {
  96                 LOG.error("error: ", ex);
  97             }
  98         }
  99     }
 100
 101     @SuppressWarnings("unchecked")
 102     public void updateFromOperationalDB(Profile profile) {
 103         assert profile != null;
 104         Optional<Profile> optionalProfile =
 105                 (Optional<Profile>) LegatoUtils.readProfile(LegatoConstants.L2CP_EEC_PROFILES,
 106                         dataBroker, LogicalDatastoreType.CONFIGURATION,
 107                         InstanceIdentifier.create(MefGlobal.class).child(L2cpEecProfiles.class)
 108                                 .child(Profile.class, new ProfileKey(profile.getId())));
 109
 110         if (optionalProfile.isPresent()) {
 111
 112             LegatoUtils.deleteFromOperationalDB(InstanceIdentifier.create(MefGlobal.class).child(L2cpEecProfiles.class)
 113                     .child(Profile.class, new ProfileKey(profile.getId())), dataBroker);
 114
 115             addToOperationalDB(optionalProfile.get());
 116         }
 117     }
 118
 119
 120     @Override
 121     public void remove(DataTreeModification<Profile> removedDataObject) {
 122         if (removedDataObject.getRootNode() != null && removedDataObject.getRootPath() != null) {
 123             LOG.info(
 124                     "ClassName :: LegatoL2cpEecController, Method:: remove(), Message:: Node removed  "
 125                             + removedDataObject.getRootNode().getIdentifier());
 126
 127             try {
 128                 assert removedDataObject.getRootNode().getDataBefore() != null;
 129                 deleteFromOperationalDB(removedDataObject.getRootNode().getDataBefore());
 130             } catch (Exception ex) {
 131                 LOG.error("error: ", ex);
 132             }
 133         }
 134     }
 135
 136
 137     public void deleteFromOperationalDB(Profile profile) {
 138         try {
 139             assert profile != null;
 140             LegatoUtils
 141                     .deleteFromOperationalDB(
 142                             InstanceIdentifier.create(MefGlobal.class).child(L2cpEecProfiles.class)
 143                                     .child(Profile.class, new ProfileKey(profile.getId())),
 144                             dataBroker);
 145         } catch (Exception ex) {
 146             LOG.error("error: ", ex);
 147         }
 148     }
 149
 150     @Override
 151     public void close() throws Exception {
 152         if (dataTreeChangeListenerRegistration != null) {
 153             dataTreeChangeListenerRegistration.close();
 154         }
 155     }
 156
 157
 158 }