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