/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.mdsal.binding.dom.adapter;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.mdsal.binding.api.ClusteredDataTreeChangeListener;
import org.opendaylight.mdsal.binding.api.DataChangeListener;
import org.opendaylight.mdsal.binding.api.DataListener;
import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
import org.opendaylight.mdsal.binding.api.DataTreeChangeService;
import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
import org.opendaylight.mdsal.dom.api.DOMDataTreeChangeService;
import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
import org.opendaylight.yangtools.concepts.Registration;
import org.opendaylight.yangtools.yang.binding.Augmentation;
import org.opendaylight.yangtools.yang.binding.DataObject;
/**
* Adapter exposing Binding {@link DataTreeChangeService} and wrapping a {@link DOMDataTreeChangeService} and is
* responsible for translation and instantiation of {@link BindingDOMDataTreeChangeListenerAdapter} adapters.
*
*
* Each registered {@link DataTreeChangeListener} is wrapped using adapter and registered directly to DOM service.
*/
final class BindingDOMDataTreeChangeServiceAdapter extends AbstractBindingAdapter
implements DataTreeChangeService {
BindingDOMDataTreeChangeServiceAdapter(final AdapterContext adapterContext,
final DOMDataTreeChangeService dataTreeChangeService) {
super(adapterContext, dataTreeChangeService);
}
@Override
public Registration registerDataTreeChangeListener(final DataTreeIdentifier treeId,
final DataTreeChangeListener listener) {
final var domIdentifier = toDomTreeIdentifier(treeId);
final var storeType = treeId.datastore();
final var target = treeId.path().getTargetType();
final var augment = Augmentation.class.isAssignableFrom(target) ? target : null;
final var domListener = listener instanceof ClusteredDataTreeChangeListener
? new BindingClusteredDOMDataTreeChangeListenerAdapter<>(adapterContext(),
(ClusteredDataTreeChangeListener) listener, storeType, augment)
: new BindingDOMDataTreeChangeListenerAdapter<>(adapterContext(), listener, storeType, augment);
return getDelegate().registerDataTreeChangeListener(domIdentifier, domListener);
}
@Override
public Registration registerDataListener(final DataTreeIdentifier treeId,
final DataListener listener) {
return getDelegate().registerDataTreeChangeListener(toDomTreeInstance(treeId),
new BindingDOMDataListenerAdapter<>(adapterContext(), listener));
}
@Override
public Registration registerDataChangeListener(final DataTreeIdentifier treeId,
final DataChangeListener listener) {
return getDelegate().registerDataTreeChangeListener(toDomTreeInstance(treeId),
new BindingDOMDataChangeListenerAdapter<>(adapterContext(), listener));
}
private @NonNull DOMDataTreeIdentifier toDomTreeIdentifier(final DataTreeIdentifier> treeId) {
return DOMDataTreeIdentifier.of(treeId.datastore(),
currentSerializer().toYangInstanceIdentifier(treeId.path()));
}
private @NonNull DOMDataTreeIdentifier toDomTreeInstance(final DataTreeIdentifier> treeId) {
final var instanceIdentifier = treeId.path();
if (instanceIdentifier.isWildcarded()) {
throw new IllegalArgumentException("Cannot register listener for wildcard " + instanceIdentifier);
}
return toDomTreeIdentifier(treeId);
}
}