mdsalutil/mdsalutil-impl/src/test/java/org/opendaylight/vpnservice/test/MockGroupForwarder.java

   1 package org.opendaylight.vpnservice.test;
   2
   3 import java.util.Collection;
   4 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
   5 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.Group;
   6 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
   7 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
   8 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
   9 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
  10 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  11 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  12 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  13 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  15
  16 public class MockGroupForwarder extends AbstractMockForwardingRulesManager<Group>{
  17
  18     private int nGroupCount = 0;
  19     private ListenerRegistration<MockGroupForwarder> listenerRegistration ;
  20
  21     public MockGroupForwarder( final DataBroker db) {
  22         super() ;
  23         registerListener(db) ;
  24     }
  25
  26     private void registerListener(final DataBroker db) {
  27        final DataTreeIdentifier<Group> treeId = new DataTreeIdentifier<>(LogicalDatastoreType.CONFIGURATION, getWildCardPath());
  28        try {
  29            listenerRegistration = db.registerDataTreeChangeListener(treeId, MockGroupForwarder.this);
  30        } catch (final Exception e) {
  31            throw new IllegalStateException("GroupForwarder registration Listener fail! System needs restart.", e);
  32        }
  33     }
  34
  35     private InstanceIdentifier<Group> getWildCardPath() {
  36         return InstanceIdentifier.create(Nodes.class).child(Node.class).
  37                 augmentation(FlowCapableNode.class).child(Group.class);
  38     }
  39
  40     @Override
  41     public void onDataTreeChanged(Collection<DataTreeModification<Group>> changes) {
  42         for (DataTreeModification<Group> change : changes) {
  43             final InstanceIdentifier<Group> key = change.getRootPath().getRootIdentifier();
  44             final DataObjectModification<Group> mod = change.getRootNode();
  45
  46                 switch (mod.getModificationType()) {
  47                 case DELETE:
  48                     nGroupCount -= 1;
  49                     break;
  50                 case SUBTREE_MODIFIED:
  51                     // CHECK IF RQD
  52                     break;
  53                 case WRITE:
  54                     if (mod.getDataBefore() == null) {
  55                         nGroupCount += 1;
  56                     } else {
  57                         // UPDATE COUNT UNCHANGED
  58                     }
  59                     break;
  60                 default:
  61                     throw new IllegalArgumentException("Unhandled modification type " + mod.getModificationType());
  62                 }
  63             }
  64      }
  65
  66     public int getDataChgCount() {
  67         return nGroupCount;
  68     }
  69 }