| package net.onrc.onos.ofcontroller.flowcache.web; |
| |
| import java.io.IOException; |
| |
| import net.floodlightcontroller.util.FlowId; |
| import net.floodlightcontroller.util.FlowPath; |
| import net.onrc.onos.ofcontroller.flowcache.IFlowService; |
| |
| import org.codehaus.jackson.JsonGenerationException; |
| import org.codehaus.jackson.map.ObjectMapper; |
| import org.codehaus.jackson.map.JsonMappingException; |
| import org.codehaus.jackson.map.ObjectMapper; |
| import org.restlet.resource.Post; |
| import org.restlet.resource.ServerResource; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class MeasurementStorePathFlowResource extends ServerResource { |
| |
| protected static Logger log = LoggerFactory.getLogger(MeasurementStorePathFlowResource.class); |
| |
| @Post("json") |
| public FlowId store(String flowJson) { |
| FlowId result = new FlowId(); |
| |
| IFlowService flowService = |
| (IFlowService)getContext().getAttributes(). |
| get(IFlowService.class.getCanonicalName()); |
| |
| if (flowService == null) { |
| log.debug("ONOS Flow Service not found"); |
| return result; |
| } |
| |
| // |
| // Extract the arguments |
| // NOTE: The "flow" is specified in JSON format. |
| // |
| ObjectMapper mapper = new ObjectMapper(); |
| String flowPathStr = flowJson; |
| FlowPath flowPath = null; |
| log.debug("Measurement Store Flow Path: " + flowPathStr); |
| try { |
| flowPath = mapper.readValue(flowPathStr, FlowPath.class); |
| } catch (JsonGenerationException e) { |
| e.printStackTrace(); |
| } catch (JsonMappingException e) { |
| e.printStackTrace(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| |
| // Process the request |
| if (flowPath != null) { |
| FlowPath addedFlowPath = |
| flowService.measurementStorePathFlow(flowPath); |
| if (addedFlowPath == null) |
| result = new FlowId(); // Error: Return empty Flow Id |
| else |
| result = addedFlowPath.flowId(); |
| } |
| |
| return result; |
| } |
| } |