openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/DefaultDiagStatusProvider.java

   1 /*
   2  * Copyright (c) 2017 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.openflowplugin.impl;
   9
  10 import javax.annotation.PreDestroy;
  11 import javax.inject.Inject;
  12 import javax.inject.Singleton;
  13 import org.opendaylight.infrautils.diagstatus.DiagStatusService;
  14 import org.opendaylight.infrautils.diagstatus.ServiceDescriptor;
  15 import org.opendaylight.infrautils.diagstatus.ServiceRegistration;
  16 import org.opendaylight.infrautils.diagstatus.ServiceState;
  17 import org.osgi.service.component.annotations.Activate;
  18 import org.osgi.service.component.annotations.Component;
  19 import org.osgi.service.component.annotations.Deactivate;
  20 import org.osgi.service.component.annotations.Reference;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 @Singleton
  25 @Component
  26 public final class DefaultDiagStatusProvider implements DiagStatusProvider {
  27     private static final Logger LOG = LoggerFactory.getLogger(DefaultDiagStatusProvider.class);
  28     private static final String OPENFLOW_SERVICE_NAME = "OPENFLOW";
  29
  30     private ServiceRegistration reg;
  31
  32     @Inject
  33     @Activate
  34     public DefaultDiagStatusProvider(@Reference final DiagStatusService diagStatusService) {
  35         reg = diagStatusService.register(OPENFLOW_SERVICE_NAME);
  36     }
  37
  38     @PreDestroy
  39     @Deactivate
  40     public void close() {
  41         if (reg != null) {
  42             reg.close();
  43             reg = null;
  44         }
  45     }
  46
  47     @Override
  48     public void reportStatus(final ServiceState serviceState) {
  49         LOG.debug("reporting status as {} for {}", serviceState, OPENFLOW_SERVICE_NAME);
  50         reg.report(new ServiceDescriptor(OPENFLOW_SERVICE_NAME, serviceState));
  51     }
  52
  53     @Override
  54     public void reportStatus(final ServiceState serviceState, final Throwable throwable) {
  55         LOG.debug("reporting status as {} for {}", serviceState, OPENFLOW_SERVICE_NAME);
  56         reg.report(new ServiceDescriptor(OPENFLOW_SERVICE_NAME, throwable));
  57     }
  58
  59     @Override
  60     public void reportStatus(final ServiceState serviceState, final String description) {
  61         LOG.debug("reporting status as {} for {}", serviceState, OPENFLOW_SERVICE_NAME);
  62         reg.report(new ServiceDescriptor(OPENFLOW_SERVICE_NAME, serviceState, description));
  63     }
  64 }