org.opendaylight.mdsal.binding.dom.adapter.BindingDOMRpcImplementationAdapter Maven / Gradle / Ivy
/*
* Copyright (c) 2022 PANTHEON.tech, s.r.o. 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 static com.google.common.base.Verify.verifyNotNull;
import static java.util.Objects.requireNonNull;
import static org.opendaylight.mdsal.binding.dom.adapter.StaticConfiguration.ENABLE_CODEC_SHORTCUT;
import com.google.common.util.concurrent.ListenableFuture;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
import org.opendaylight.mdsal.dom.api.DOMRpcImplementation;
import org.opendaylight.mdsal.dom.api.DOMRpcResult;
import org.opendaylight.yangtools.binding.Rpc;
import org.opendaylight.yangtools.binding.RpcInput;
import org.opendaylight.yangtools.binding.data.codec.api.BindingLazyContainerNode;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
final class BindingDOMRpcImplementationAdapter implements DOMRpcImplementation {
private final @NonNull AdapterContext adapterContext;
private final @NonNull QName rpcName;
@SuppressWarnings("rawtypes")
private final @NonNull Rpc delegate;
BindingDOMRpcImplementationAdapter(final AdapterContext adapterContext, final QName rpcName,
final Rpc delegate) {
this.adapterContext = requireNonNull(adapterContext);
this.rpcName = requireNonNull(rpcName);
this.delegate = requireNonNull(delegate);
}
@Override
public long invocationCost() {
// Default implementations are 0, we need to perform some translation, hence we have a slightly higher cost
return 1;
}
@Override
public ListenableFuture invokeRpc(final DOMRpcIdentifier rpc, final ContainerNode input) {
final var serializer = adapterContext.currentSerializer();
@SuppressWarnings("unchecked")
final var future = delegate.invoke(deserialize(serializer, input));
return LazyDOMRpcResultFuture.create(serializer, future);
}
private @NonNull RpcInput deserialize(final @NonNull CurrentAdapterSerializer serializer,
final @NonNull ContainerNode input) {
if (ENABLE_CODEC_SHORTCUT && input instanceof BindingLazyContainerNode lazy) {
return (RpcInput) lazy.getDataObject();
}
final var inputName = input.name().getNodeType();
if (!"input".equals(inputName.getLocalName()) || !rpcName.getModule().equals(inputName.getModule())) {
throw new IllegalArgumentException("Unexpected RPC " + rpcName + " input " + input.prettyTree());
}
// TODO: this is a bit inefficient: typically we get the same CurrentAdapterSerializer and the path is also
// constant, hence we should be able to cache this lookup and just have the appropriate
// BindingDataObjectCodecTreeNode and reuse it directly
// FIXME: should be a guaranteed return, as input is @NonNull
return verifyNotNull((RpcInput) serializer.fromNormalizedNodeRpcData(Absolute.of(rpcName, inputName), input));
}
}