apps/netconf-topology-singleton/src/main/java/org/opendaylight/netconf/topology/singleton/impl/tx/FailedProxyTransactionFacade.java

   1 /*
   2  * Copyright (c) 2018 Inocybe Technologies 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.netconf.topology.singleton.impl.tx;
   9
  10 import com.google.common.util.concurrent.FluentFuture;
  11 import java.util.Objects;
  12 import java.util.Optional;
  13 import org.eclipse.jdt.annotation.NonNull;
  14 import org.opendaylight.mdsal.common.api.CommitInfo;
  15 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  16 import org.opendaylight.mdsal.common.api.ReadFailedException;
  17 import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
  18 import org.opendaylight.netconf.client.mdsal.api.RemoteDeviceId;
  19 import org.opendaylight.yangtools.util.concurrent.FluentFutures;
  20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 /**
  26  * Implementation of ProxyTransactionFacade that fails each request.
  27  *
  28  * @author Thomas Pantelis
  29  */
  30 class FailedProxyTransactionFacade implements ProxyTransactionFacade {
  31     private static final Logger LOG = LoggerFactory.getLogger(FailedProxyTransactionFacade.class);
  32
  33     private final @NonNull FluentFuture<CommitInfo> completionFuture;
  34     private final RemoteDeviceId id;
  35     private final Throwable failure;
  36
  37     FailedProxyTransactionFacade(final RemoteDeviceId id, final Throwable failure) {
  38         this.id = Objects.requireNonNull(id);
  39         this.failure = Objects.requireNonNull(failure);
  40         completionFuture = FluentFutures.immediateFailedFluentFuture(
  41             failure instanceof TransactionCommitFailedException commitFailed ? commitFailed
  42                 : new TransactionCommitFailedException("commit", failure));
  43     }
  44
  45     @Override
  46     public Object getIdentifier() {
  47         return id;
  48     }
  49
  50     @Override
  51     public FluentFuture<?> completionFuture() {
  52         return completionFuture;
  53     }
  54
  55     @Override
  56     public boolean cancel() {
  57         return true;
  58     }
  59
  60     @Override
  61     public FluentFuture<Optional<NormalizedNode>> read(final LogicalDatastoreType store,
  62             final YangInstanceIdentifier path) {
  63         LOG.debug("{}: Read {} {} - failure", id, store, path, failure);
  64         return FluentFutures.immediateFailedFluentFuture(ReadFailedException.MAPPER.apply(
  65                 failure instanceof Exception ? (Exception)failure : new ReadFailedException("read", failure)));
  66     }
  67
  68     @Override
  69     public FluentFuture<Boolean> exists(final LogicalDatastoreType store,
  70             final YangInstanceIdentifier path) {
  71         LOG.debug("{}: Exists {} {} - failure", id, store, path, failure);
  72         return FluentFutures.immediateFailedFluentFuture(ReadFailedException.MAPPER.apply(
  73                 failure instanceof Exception ? (Exception)failure : new ReadFailedException("read", failure)));
  74     }
  75
  76     @Override
  77     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  78         LOG.debug("{}: Delete {} {} - failure", id, store, path, failure);
  79     }
  80
  81     @Override
  82     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode data) {
  83         LOG.debug("{}: Put {} {} - failure", id, store, path, failure);
  84     }
  85
  86     @Override
  87     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode data) {
  88         LOG.debug("{}: Merge {} {} - failure", id, store, path, failure);
  89     }
  90
  91     @Override
  92     public FluentFuture<CommitInfo> commit() {
  93         LOG.debug("{}: Commit - failure", id, failure);
  94         return completionFuture;
  95     }
  96 }