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.common.action.rev150203.actions.grouping.Action;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.ActionBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.NxmNxOutputReg;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.action.container.action.choice.ActionOutputReg;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.action.container.action.choice.ActionOutputRegBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.nx.action.output.reg.grouping.NxActionOutputRegBuilder;
  21
  22 /**
  23  * Codec for the Nicira OutputRegAction
  24  *
  25  * @author readams
  26  */
  27 public class OutputRegCodec extends AbstractActionCodec {
  28     public static final int LENGTH = 24;
  29     public static final byte SUBTYPE = 15; // NXAST_OUTPUT_REG
  30     public static final byte PADDING_IN_OUTPUT_REG_ACTION = 6;
  31     public static final NiciraActionSerializerKey SERIALIZER_KEY =
  32             new NiciraActionSerializerKey(EncodeConstants.OF13_VERSION_ID, NxmNxOutputReg.class);
  33     public static final NiciraActionDeserializerKey DESERIALIZER_KEY =
  34             new NiciraActionDeserializerKey(EncodeConstants.OF13_VERSION_ID, SUBTYPE);
  35
  36     @Override
  37     public void serialize(Action input, ByteBuf outBuffer) {
  38         ActionOutputReg action = ((ActionOutputReg) input.getActionChoice());
  39         serializeHeader(LENGTH, SUBTYPE, outBuffer);
  40         outBuffer.writeShort(action.getNxActionOutputReg().getNBits().shortValue());
  41         outBuffer.writeInt(action.getNxActionOutputReg().getSrc().intValue());
  42         outBuffer.writeShort(action.getNxActionOutputReg().getMaxLen().shortValue());
  43         outBuffer.writeZero(6);
  44     }
  45
  46     @Override
  47     public Action deserialize(ByteBuf message) {
  48         ActionBuilder actionBuilder = deserializeHeader(message);
  49         ActionOutputRegBuilder builder = new ActionOutputRegBuilder();
  50         NxActionOutputRegBuilder nxActionOutputRegBuilder = new NxActionOutputRegBuilder();
  51         nxActionOutputRegBuilder.setNBits(message.readUnsignedShort());
  52         nxActionOutputRegBuilder.setSrc(message.readUnsignedInt());
  53         nxActionOutputRegBuilder.setMaxLen(message.readUnsignedShort());
  54         nxActionOutputRegBuilder.setExperimenterId(getExperimenterId());
  55         message.skipBytes(PADDING_IN_OUTPUT_REG_ACTION);
  56         builder.setNxActionOutputReg(nxActionOutputRegBuilder.build());
  57         actionBuilder.setActionChoice(builder.build());
  58         return actionBuilder.build();
  59     }
  60
  61 }