extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/action/OutputRegCodec.java

   1 /**
   2  * Copyright (c) 2014 Cisco Systems, Inc. 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.openflowjava.nx.codec.action;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import org.opendaylight.openflowjava.nx.api.NiciraActionDeserializerKey;
  13 import org.opendaylight.openflowjava.nx.api.NiciraActionSerializerKey;
  14 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.ExperimenterIdAction;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.oxm.container.match.entry.value.ExperimenterIdCaseBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.ActionBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.NxmNxOutputReg;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.OfjAugNxAction;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.OfjAugNxActionBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.nx.action.output.reg.grouping.ActionOutputReg;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.nx.action.output.reg.grouping.ActionOutputRegBuilder;
  24
  25 /**
  26  * Codec for the Nicira OutputRegAction
  27  *
  28  * @author readams
  29  */
  30 public class OutputRegCodec extends AbstractActionCodec {
  31     public static final int LENGTH = 24;
  32     public static final byte SUBTYPE = 15; // NXAST_OUTPUT_REG
  33     public static final byte PADDING_IN_OUTPUT_REG_ACTION = 6;
  34     public static final NiciraActionSerializerKey SERIALIZER_KEY =
  35             new NiciraActionSerializerKey(EncodeConstants.OF13_VERSION_ID, NxmNxOutputReg.class);
  36     public static final NiciraActionDeserializerKey DESERIALIZER_KEY =
  37             new NiciraActionDeserializerKey(EncodeConstants.OF13_VERSION_ID, SUBTYPE);
  38
  39     @Override
  40     public void serialize(Action input, ByteBuf outBuffer) {
  41         ActionOutputReg action = input.getAugmentation(OfjAugNxAction.class).getActionOutputReg();
  42         serializeHeader(LENGTH, SUBTYPE, outBuffer);
  43         outBuffer.writeShort(action.getNBits().shortValue());
  44         outBuffer.writeInt(action.getSrc().intValue());
  45         outBuffer.writeShort(action.getMaxLen().shortValue());
  46         outBuffer.writeZero(6);
  47     }
  48
  49     @Override
  50     public Action deserialize(ByteBuf message) {
  51         ActionBuilder actionBuilder = deserializeHeader(message);
  52         ActionOutputRegBuilder builder = new ActionOutputRegBuilder();
  53         builder.setNBits(message.readUnsignedShort());
  54         builder.setSrc(message.readUnsignedInt());
  55         builder.setMaxLen(message.readUnsignedShort());
  56         message.skipBytes(PADDING_IN_OUTPUT_REG_ACTION);
  57         OfjAugNxActionBuilder augNxActionBuilder = new OfjAugNxActionBuilder();
  58         augNxActionBuilder.setActionOutputReg(builder.build());
  59         ExperimenterIdCaseBuilder experimenterIdCaseBuilder = new ExperimenterIdCaseBuilder();
  60         actionBuilder.addAugmentation(ExperimenterIdAction.class,
  61                 createExperimenterIdAction(NxmNxOutputReg.class));
  62         actionBuilder.addAugmentation(OfjAugNxAction.class, augNxActionBuilder.build());
  63         return actionBuilder.build();
  64     }
  65
  66 }