openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/singlelayer/SingleLayerFlowService.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
   9 package org.opendaylight.openflowplugin.impl.services.singlelayer;
  10
  11 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  12 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  13 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  14 import org.opendaylight.openflowplugin.impl.services.AbstractSilentErrorService;
  15 import org.opendaylight.openflowplugin.impl.services.util.ServiceException;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlowInput;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.RemoveFlowInput;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.flow.update.OriginalFlow;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.flow.update.UpdatedFlow;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.Flow;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowMessageBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModCommand;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  24 import org.opendaylight.yangtools.yang.binding.DataContainer;
  25 import org.opendaylight.yangtools.yang.binding.DataObject;
  26
  27 public final class SingleLayerFlowService<O extends DataObject> extends AbstractSilentErrorService<Flow, O> {
  28     public SingleLayerFlowService(final RequestContextStack requestContextStack,
  29                                   final DeviceContext deviceContext,
  30                                   final Class<O> clazz) {
  31         super(requestContextStack, deviceContext, clazz);
  32     }
  33
  34     @Override
  35     protected OfHeader buildRequest(final Xid xid, final Flow input) throws ServiceException {
  36         final FlowMessageBuilder flowMessageBuilder = new FlowMessageBuilder(input);
  37         final Class<? extends DataContainer> clazz = input.getImplementedInterface();
  38
  39         if (clazz.equals(AddFlowInput.class)
  40                 || clazz.equals(UpdatedFlow.class)) {
  41             flowMessageBuilder.setCommand(FlowModCommand.OFPFCADD);
  42         } else if (clazz.equals(RemoveFlowInput.class)
  43                 || clazz.equals(OriginalFlow.class)) {
  44             flowMessageBuilder.setCommand(Boolean.TRUE.equals(input.isStrict())
  45                     ? FlowModCommand.OFPFCDELETESTRICT
  46                     : FlowModCommand.OFPFCDELETE);
  47         }
  48
  49         return flowMessageBuilder
  50                 .setVersion(getVersion())
  51                 .setXid(xid.getValue())
  52                 .build();
  53     }
  54 }