interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/diagstatus/IfmDiagStatusProvider.java

   1 /*
   2  * Copyright (c) 2017, 2018 Ericsson India Global Services Pvt Ltd. 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 package org.opendaylight.genius.interfacemanager.diagstatus;
   9
  10 import javax.annotation.PreDestroy;
  11 import javax.inject.Inject;
  12 import javax.inject.Singleton;
  13
  14 import org.apache.aries.blueprint.annotation.service.Reference;
  15 import org.apache.aries.blueprint.annotation.service.Service;
  16 import org.opendaylight.genius.interfacemanager.IfmConstants;
  17 import org.opendaylight.infrautils.diagstatus.DiagStatusService;
  18 import org.opendaylight.infrautils.diagstatus.ServiceDescriptor;
  19 import org.opendaylight.infrautils.diagstatus.ServiceState;
  20 import org.opendaylight.infrautils.diagstatus.ServiceStatusProvider;
  21
  22 @Singleton
  23 @Service(classes = ServiceStatusProvider.class)
  24 public class IfmDiagStatusProvider implements ServiceStatusProvider {
  25
  26     private final DiagStatusService diagStatusService;
  27     private volatile ServiceDescriptor serviceDescriptor;
  28
  29     @Inject
  30     public IfmDiagStatusProvider(@Reference final DiagStatusService diagStatusService) {
  31         this.diagStatusService = diagStatusService;
  32         diagStatusService.register(IfmConstants.INTERFACE_SERVICE_NAME);
  33         reportStatus(ServiceState.STARTING);
  34     }
  35
  36     public void reportStatus(ServiceState serviceState) {
  37         serviceDescriptor = new ServiceDescriptor(IfmConstants.INTERFACE_SERVICE_NAME, serviceState);
  38         diagStatusService.report(serviceDescriptor);
  39     }
  40
  41     public void reportStatus(Throwable exception) {
  42         serviceDescriptor = new ServiceDescriptor(IfmConstants.INTERFACE_SERVICE_NAME, exception);
  43         diagStatusService.report(serviceDescriptor);
  44     }
  45
  46     @PreDestroy
  47     public void close() {
  48         reportStatus(ServiceState.UNREGISTERED);
  49     }
  50
  51     @Override
  52     public ServiceDescriptor getServiceDescriptor() {
  53         // TODO Add logic here to derive the dynamic service state.
  54         return serviceDescriptor;
  55     }
  56 }