tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame^] | 1 | package org.onlab.onos.provider.of.link.impl; |
| 2 | |
| 3 | import org.apache.felix.scr.annotations.Activate; |
| 4 | import org.apache.felix.scr.annotations.Component; |
| 5 | import org.apache.felix.scr.annotations.Deactivate; |
| 6 | import org.apache.felix.scr.annotations.Reference; |
| 7 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 8 | import org.onlab.onos.net.link.LinkProvider; |
| 9 | import org.onlab.onos.net.link.LinkProviderBroker; |
| 10 | import org.onlab.onos.net.link.LinkProviderService; |
| 11 | import org.onlab.onos.net.provider.AbstractProvider; |
| 12 | import org.onlab.onos.net.provider.ProviderId; |
| 13 | import org.slf4j.Logger; |
| 14 | import org.slf4j.LoggerFactory; |
| 15 | |
| 16 | /** |
| 17 | * Device provider which uses an OpenFlow controller to detect network |
| 18 | * infrastructure links. |
| 19 | */ |
| 20 | @Component |
| 21 | public class OpenFlowLinkProvider extends AbstractProvider implements LinkProvider { |
| 22 | |
| 23 | private final Logger log = LoggerFactory.getLogger(OpenFlowLinkProvider.class); |
| 24 | |
| 25 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 26 | protected LinkProviderBroker providerBroker; |
| 27 | |
| 28 | private LinkProviderService providerService; |
| 29 | |
| 30 | // @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 31 | // protected OpenFlowController controller; |
| 32 | |
| 33 | /** |
| 34 | * Creates an OpenFlow link provider. |
| 35 | */ |
| 36 | public OpenFlowLinkProvider() { |
| 37 | super(new ProviderId("org.onlab.onos.provider.of.link")); |
| 38 | } |
| 39 | |
| 40 | @Activate |
| 41 | public void activate() { |
| 42 | providerService = providerBroker.register(this); |
| 43 | log.info("Started"); |
| 44 | } |
| 45 | |
| 46 | @Deactivate |
| 47 | public void deactivate() { |
| 48 | providerBroker.unregister(this); |
| 49 | providerService = null; |
| 50 | log.info("Stopped"); |
| 51 | } |
| 52 | |
| 53 | } |