gerrit.onap Code Review - ccsdk/features.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * ONAP : ccsdk features
   4  * ================================================================================
   5  * Copyright (C) 2021 highstreet technologies GmbH Intellectual Property.
   6  * All rights reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *     http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  *
  21  */
  22 package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl.dom;
  23
  24 import java.time.Instant;
  25 import java.util.ArrayList;
  26 import java.util.Collection;
  27 import java.util.Iterator;
  28 import java.util.List;
  29 import org.opendaylight.mdsal.dom.api.DOMEvent;
  30 import org.opendaylight.mdsal.dom.api.DOMNotification;
  31 import org.opendaylight.yangtools.yang.common.QName;
  32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  34 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  35 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  37 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  38 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 import com.google.common.base.VerifyException;
  43
  44 public class ORanDMDOMUtility {
  45         public static final Logger LOG = LoggerFactory.getLogger(ORanDMDOMUtility.class);
  46
  47         public static String getKeyValue(MapEntryNode componentEntry) {
  48                 NodeIdentifierWithPredicates componentKey = componentEntry.getIdentifier(); // list key
  49                 return (String) componentKey.getValue(ORanDeviceManagerQNames.IETF_HW_COMPONENT_LIST_KEY);
  50         }
  51
  52         public static String getLeafValue(DataContainerNode componentEntry, QName leafQName) {
  53                 NodeIdentifier leafNodeIdentifier = new NodeIdentifier(leafQName);
  54                 try {
  55                         LeafNode<?> optLeafNode = (LeafNode<?>) componentEntry.getChildByArg(leafNodeIdentifier);
  56                         if (optLeafNode.body() instanceof QName) {
  57                                 LOG.debug("Leaf is of type QName");
  58                         }
  59                         return optLeafNode.body().toString();
  60                 } catch (VerifyException ve) {
  61                         LOG.debug("Leaf with QName {} not found", leafQName.toString());
  62                         return null;
  63                 }
  64         }
  65
  66         public static List<String> getLeafListValue(DataContainerNode componentEntry, QName leafListQName) {
  67                 List<String> containsChildList = new ArrayList<String>();
  68                 try {
  69                         DataContainerChild childSet = componentEntry.getChildByArg(new NodeIdentifier(leafListQName));
  70                         Collection<?> childEntry = (Collection<?>) childSet.body();
  71                         Iterator<?> childEntryItr = childEntry.iterator();
  72                         while (childEntryItr.hasNext()) {
  73                                 LeafSetEntryNode<?> childEntryNode = (LeafSetEntryNode<?>) childEntryItr.next();
  74                                 containsChildList.add(childEntryNode.body().toString());
  75                         }
  76                 } catch (VerifyException ve) {
  77                         LOG.debug("Child for {} does not exist", leafListQName);
  78                 }
  79                 return containsChildList;
  80         }
  81
  82         public static Instant getNotificationInstant(DOMNotification notification) {
  83                 if (notification instanceof DOMEvent) {
  84                         return ((DOMEvent) notification).getEventInstant();
  85                 } else {
  86                         return Instant.now();
  87                 }
  88         }
  89
  90 }