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