openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/AbstractMultipartCollectorService.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.openflowplugin.impl.services;
   9
  10 import com.google.common.util.concurrent.FutureCallback;
  11 import java.util.List;
  12 import javax.annotation.Nonnull;
  13 import javax.annotation.Nullable;
  14 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  15 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  16 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  17 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  18 import org.opendaylight.openflowplugin.impl.common.MultipartRequestInputFactory;
  19 import org.opendaylight.openflowplugin.impl.util.DeviceInitializationUtil;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  22
  23 public abstract class AbstractMultipartCollectorService<T extends OfHeader>
  24         extends AbstractMultipartService<MultipartType, T> {
  25
  26     protected AbstractMultipartCollectorService(final RequestContextStack requestContextStack,
  27                                                 final DeviceContext deviceContext) {
  28         super(requestContextStack, deviceContext);
  29     }
  30
  31     @Override
  32     protected FutureCallback<OfHeader> createCallback(RequestContext<List<T>> context, Class<?> requestType) {
  33         final FutureCallback<OfHeader> callback = super.createCallback(context, requestType);
  34
  35         return new FutureCallback<OfHeader>() {
  36             @Override
  37             public void onSuccess(@Nullable final OfHeader result) {
  38                 callback.onSuccess(result);
  39             }
  40
  41             @Override
  42             public void onFailure(@Nonnull final Throwable throwable) {
  43                 // If we failed getting table features, at least create empty tables
  44                 if (MultipartType.OFPMPTABLEFEATURES.getClass().equals(requestType)) {
  45                     DeviceInitializationUtil.makeEmptyTables(
  46                         getTxFacade(),
  47                         getDeviceInfo(),
  48                         getDeviceContext().getPrimaryConnectionContext().getFeatures().getTables());
  49                 }
  50
  51                 callback.onFailure(throwable);
  52             }
  53         };
  54     }
  55
  56     @Override
  57     protected OfHeader buildRequest(final Xid xid, final MultipartType input) {
  58         return MultipartRequestInputFactory.makeMultipartRequest(xid.getValue(),
  59                                                                  getVersion(),
  60                                                                  input,
  61                                                                  canUseSingleLayerSerialization());
  62     }
  63 }