| package org.onlab.onos.net.intent.impl; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.onlab.onos.net.ConnectPoint; |
| import org.onlab.onos.net.Link; |
| import org.onlab.onos.net.Path; |
| import org.onlab.onos.net.intent.Intent; |
| import org.onlab.onos.net.intent.LinkCollectionIntent; |
| import org.onlab.onos.net.intent.SinglePointToMultiPointIntent; |
| import org.onlab.onos.net.provider.ProviderId; |
| import org.onlab.onos.net.resource.LinkResourceAllocations; |
| |
| @Component(immediate = true) |
| public class SinglePointToMultiPointIntentCompiler |
| extends ConnectivityIntentCompiler<SinglePointToMultiPointIntent> { |
| |
| // TODO: use off-the-shell core provider ID |
| private static final ProviderId PID = |
| new ProviderId("core", "org.onlab.onos.core", true); |
| |
| @Activate |
| public void activate() { |
| intentManager.registerCompiler(SinglePointToMultiPointIntent.class, |
| this); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| intentManager.unregisterCompiler(SinglePointToMultiPointIntent.class); |
| } |
| |
| |
| @Override |
| public List<Intent> compile(SinglePointToMultiPointIntent intent, |
| List<Intent> installable, |
| Set<LinkResourceAllocations> resources) { |
| Set<Link> links = new HashSet<>(); |
| //FIXME: need to handle the case where ingress/egress points are on same switch |
| for (ConnectPoint egressPoint : intent.egressPoints()) { |
| Path path = getPath(intent, intent.ingressPoint().deviceId(), egressPoint.deviceId()); |
| links.addAll(path.links()); |
| } |
| |
| Intent result = new LinkCollectionIntent(intent.appId(), |
| intent.selector(), |
| intent.treatment(), links, |
| intent.egressPoints(), null); |
| |
| return Arrays.asList(result); |
| } |
| } |