org.opendaylight.mdsal.binding.dom.adapter.BindingOperationFluentFuture Maven / Gradle / Ivy
/*
* Copyright (c) 2018 Pantheon Technologies, 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 java.util.Objects.requireNonNull;
import com.google.common.util.concurrent.AbstractFuture;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.MoreExecutors;
import java.util.concurrent.ExecutionException;
import org.opendaylight.mdsal.dom.api.DOMRpcResult;
import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
import org.opendaylight.yangtools.binding.Action;
import org.opendaylight.yangtools.binding.RpcOutput;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
final class BindingOperationFluentFuture extends AbstractFuture
implements BindingRpcFutureAware {
private final ListenableFuture> userFuture;
private final Class> action;
private final NodeIdentifier identifier;
private AdapterContext adapterContext;
BindingOperationFluentFuture(final ListenableFuture> userFuture,
final Class> action, final NodeIdentifier identifier,
final AdapterContext adapterContext) {
this.userFuture = requireNonNull(userFuture);
this.action = requireNonNull(action);
this.identifier = requireNonNull(identifier);
this.adapterContext = requireNonNull(adapterContext);
userFuture.addListener(this::userFutureCompleted, MoreExecutors.directExecutor());
}
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public ListenableFuture> getBindingFuture() {
return (ListenableFuture) userFuture;
}
@SuppressWarnings("checkstyle:illegalCatch")
private void userFutureCompleted() {
final DOMRpcResult domResult;
try {
final var bindingResult = Futures.getDone(userFuture);
final var bindingValue = bindingResult.getResult();
domResult = new DefaultDOMRpcResult(bindingValue == null ? null
: adapterContext.currentSerializer().toLazyNormalizedNodeActionOutput(action, identifier, bindingValue),
bindingResult.getErrors());
} catch (ExecutionException e) {
adapterContext = null;
setException(e.getCause());
return;
} catch (RuntimeException | Error e) {
adapterContext = null;
setException(e);
return;
}
adapterContext = null;
set(domResult);
}
}