sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/util/Onf14DMDOMUtility.java

   1 package org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.util;
   2
   3 import com.google.common.base.VerifyException;
   4 import java.time.Instant;
   5 import java.util.ArrayList;
   6 import java.util.Collection;
   7 import java.util.Iterator;
   8 import java.util.List;
   9 import org.opendaylight.mdsal.dom.api.DOMEvent;
  10 import org.opendaylight.mdsal.dom.api.DOMNotification;
  11 import org.opendaylight.yangtools.yang.common.QName;
  12 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  13 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  14 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  15 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
  16 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  17 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  18 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 public class Onf14DMDOMUtility {
  23
  24     public static final Logger LOG = LoggerFactory.getLogger(Onf14DMDOMUtility.class);
  25
  26     private Onf14DMDOMUtility() {}
  27
  28     public static String getLeafValue(DataContainerNode componentEntry, QName leafQName) {
  29         NodeIdentifier leafNodeIdentifier = new NodeIdentifier(leafQName);
  30         try {
  31             LeafNode<?> optLeafNode = (LeafNode<?>) componentEntry.getChildByArg(leafNodeIdentifier);
  32             if (optLeafNode.body() instanceof QName) {
  33                 LOG.debug("Leaf is of type QName"); //Ex: ImmutableLeafNode{identifier=(urn:onf:yang:air-interface-2-0?revision=2020-01-21)severity, body=(urn:onf:yang:air-interface-2-0?revision=2020-01-21)SEVERITY_TYPE_MAJOR}
  34                 String severity_ = optLeafNode.body().toString();
  35                 return severity_.substring(severity_.indexOf(')')+1); //Any other solution??
  36             }
  37             return optLeafNode.body().toString();
  38         } catch (VerifyException ve) {
  39             LOG.debug("Leaf with QName {} not found", leafQName);
  40             return null;
  41         }
  42     }
  43
  44     public static List<String> getLeafListValue(DataContainerNode componentEntry, QName leafListQName) {
  45         List<String> containsChildList = new ArrayList<>();
  46         try {
  47             DataContainerChild childSet = componentEntry.getChildByArg(new NodeIdentifier(leafListQName));
  48             Collection<?> childEntry = (Collection<?>) childSet.body();
  49             Iterator<?> childEntryItr = childEntry.iterator();
  50             while (childEntryItr.hasNext()) {
  51                 LeafSetEntryNode<?> childEntryNode = (LeafSetEntryNode<?>) childEntryItr.next();
  52                 containsChildList.add(childEntryNode.body().toString());
  53             }
  54         } catch (VerifyException ve) {
  55             LOG.debug("Child for {} does not exist", leafListQName);
  56         }
  57         return containsChildList;
  58     }
  59
  60     public static String getUuidFromEquipment(MapEntryNode equipment) {
  61         LOG.debug("Equipment Identifier is {}", equipment.getIdentifier());
  62         NodeIdentifierWithPredicates componentKey = equipment.getIdentifier(); // list key
  63         LOG.debug("Key Name is - {}", componentKey.keySet());
  64         LOG.debug("Key Value is - {}",
  65                 componentKey.getValue(Onf14DevicemanagerQNames.CORE_MODEL_CC_EQPT_GLOBAL_CLASS_UUID));
  66
  67         return componentKey.getValue(Onf14DevicemanagerQNames.CORE_MODEL_CC_EQPT_GLOBAL_CLASS_UUID).toString();
  68     }
  69
  70     public static Instant getNotificationInstant(DOMNotification notification) {
  71         if (notification instanceof DOMEvent) {
  72             return ((DOMEvent) notification).getEventInstant();
  73         } else {
  74             return Instant.now();
  75         }
  76     }
  77 }