entityownership/mdsal-eos-binding-adapter/src/main/java/org/opendaylight/mdsal/eos/binding/dom/adapter/BindingDOMEntityOwnershipServiceAdapter.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications Systems, Inc. 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.mdsal.eos.binding.dom.adapter;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import java.util.Optional;
  13 import org.eclipse.jdt.annotation.NonNull;
  14 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  15 import org.opendaylight.mdsal.eos.binding.api.Entity;
  16 import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipCandidateRegistration;
  17 import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipListener;
  18 import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipListenerRegistration;
  19 import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipService;
  20 import org.opendaylight.mdsal.eos.common.api.CandidateAlreadyRegisteredException;
  21 import org.opendaylight.mdsal.eos.common.api.EntityOwnershipState;
  22 import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
  23 import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipService;
  24
  25 /**
  26  * Adapter that bridges between the binding and DOM EntityOwnershipService interfaces.
  27  *
  28  * @author Thomas Pantelis
  29  */
  30 public class BindingDOMEntityOwnershipServiceAdapter implements EntityOwnershipService, AutoCloseable {
  31     private final @NonNull DOMEntityOwnershipService domService;
  32     private final @NonNull BindingNormalizedNodeSerializer conversionCodec;
  33
  34     public BindingDOMEntityOwnershipServiceAdapter(final @NonNull DOMEntityOwnershipService domService,
  35             @NonNull final BindingNormalizedNodeSerializer conversionCodec) {
  36         this.domService = requireNonNull(domService);
  37         this.conversionCodec = requireNonNull(conversionCodec);
  38     }
  39
  40     @Override
  41     public EntityOwnershipCandidateRegistration registerCandidate(final Entity entity)
  42             throws CandidateAlreadyRegisteredException {
  43         return new BindingEntityOwnershipCandidateRegistration(
  44                 domService.registerCandidate(toDOMEntity(entity)), entity);
  45     }
  46
  47     @Override
  48     public EntityOwnershipListenerRegistration registerListener(final String entityType,
  49             final EntityOwnershipListener listener) {
  50         return new BindingEntityOwnershipListenerRegistration(entityType, listener,
  51             domService.registerListener(entityType, new DOMEntityOwnershipListenerAdapter(listener, conversionCodec)));
  52     }
  53
  54     @Override
  55     public Optional<EntityOwnershipState> getOwnershipState(final Entity forEntity) {
  56         return domService.getOwnershipState(toDOMEntity(forEntity));
  57     }
  58
  59     @Override
  60     public boolean isCandidateRegistered(final Entity forEntity) {
  61         return domService.isCandidateRegistered(toDOMEntity(forEntity));
  62     }
  63
  64     private @NonNull DOMEntity toDOMEntity(final Entity entity) {
  65         return new DOMEntity(entity.getType(), conversionCodec.toYangInstanceIdentifier(entity.getIdentifier()));
  66     }
  67
  68     @Override
  69     public void close() {
  70     }
  71 }