plugins/netconf-client-mdsal/src/main/java/org/opendaylight/netconf/client/mdsal/DeviceActionFactoryImpl.java

   1 /*
   2  * Copyright © 2019 FRINX s.r.o. 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.client.mdsal;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14 import javax.inject.Singleton;
  15 import org.opendaylight.mdsal.dom.api.DOMActionService;
  16 import org.opendaylight.netconf.client.mdsal.api.ActionTransformer;
  17 import org.opendaylight.netconf.client.mdsal.api.DeviceActionFactory;
  18 import org.opendaylight.netconf.client.mdsal.api.RemoteDeviceCommunicator;
  19 import org.opendaylight.netconf.client.mdsal.api.RemoteDeviceServices.Actions;
  20 import org.osgi.service.component.annotations.Component;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 /**
  25  * Implementation of the factory for creation of {@link DOMActionService} instances that are provided by device.
  26  * {@link DOMActionService} is implemented using {@link ActionTransformer} that builds NETCONF RPCs and
  27  * transforms replied NETCONF message  to action result, and using {@link RemoteDeviceCommunicator} that is responsible
  28  * for sending of built RPCs to NETCONF client.
  29  */
  30 @Singleton
  31 @Component(immediate = true, property = "type=default")
  32 public class DeviceActionFactoryImpl implements DeviceActionFactory {
  33     private static final Logger LOG = LoggerFactory.getLogger(DeviceActionFactoryImpl.class);
  34
  35     @Override
  36     public Actions.Normalized createDeviceAction(final ActionTransformer messageTransformer,
  37             final RemoteDeviceCommunicator listener) {
  38         return (schemaPath, dataTreeIdentifier, input) -> {
  39             requireNonNull(schemaPath);
  40             requireNonNull(dataTreeIdentifier);
  41             requireNonNull(input);
  42
  43             final var actionResultFuture = listener.sendRequest(
  44                 messageTransformer.toActionRequest(schemaPath, dataTreeIdentifier, input),
  45                 input.getIdentifier().getNodeType());
  46
  47             return Futures.transform(actionResultFuture, netconfMessageRpcResult -> {
  48                 if (netconfMessageRpcResult != null) {
  49                     return messageTransformer.toActionResult(schemaPath, netconfMessageRpcResult.getResult());
  50                 }
  51
  52                 final String message = "Missing action result of action on schema path: " + schemaPath;
  53                 LOG.error(message);
  54                 throw new IllegalStateException(message);
  55             }, MoreExecutors.directExecutor());
  56         };
  57     }
  58 }