openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/translator/FeaturesV10ToNodeConnectorUpdatedTranslator.java

   1 package org.opendaylight.openflowplugin.openflow.md.core.translator;
   2
   3 import java.math.BigInteger;
   4 import java.util.Collections;
   5 import java.util.List;
   6 import java.util.concurrent.CopyOnWriteArrayList;
   7
   8 import org.opendaylight.openflowplugin.openflow.md.core.IMDMessageTranslator;
   9 import org.opendaylight.openflowplugin.openflow.md.core.SwitchConnectionDistinguisher;
  10 import org.opendaylight.openflowplugin.openflow.md.core.session.SessionContext;
  11 import org.opendaylight.openflowplugin.openflow.md.util.PortTranslatorUtil;
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutput;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.features.reply.PhyPort;
  15 import org.opendaylight.yangtools.yang.binding.DataObject;
  16 import org.slf4j.Logger;
  17 import org.slf4j.LoggerFactory;
  18
  19 public class FeaturesV10ToNodeConnectorUpdatedTranslator implements IMDMessageTranslator<OfHeader, List<DataObject>> {
  20     protected static final Logger LOG = LoggerFactory
  21             .getLogger(FeaturesV10ToNodeConnectorUpdatedTranslator.class);
  22
  23     @Override
  24     public List<DataObject> translate(SwitchConnectionDistinguisher cookie,
  25             SessionContext sc, OfHeader msg) {
  26         if(msg instanceof GetFeaturesOutput) {
  27             GetFeaturesOutput features = (GetFeaturesOutput) msg;
  28             List<DataObject> list = new CopyOnWriteArrayList<DataObject>();
  29             BigInteger datapathId = sc.getFeatures().getDatapathId();
  30             if( features.getPhyPort() != null ) {
  31                 for (PhyPort port : features.getPhyPort()) {
  32                     list.add(PortTranslatorUtil.translatePort(msg.getVersion(), datapathId, port.getPortNo(), port));
  33                 }
  34             }
  35             return list;
  36         } else {
  37             // TODO - Do something smarter than returning null if translation fails... what Exception should we throw here?
  38             return Collections.emptyList();
  39         }
  40     }
  41 }