Program: 115445
Project: 115445
Buggy source:
/** 
 * Update member status to initialized and publish member initialized event
 * @param memberContext
 */
public static void handleMemberInitializedEvent(MemberContext memberContext) throws RegistryException {
  Topology topology=TopologyHolder.getTopology();
  Service service=topology.getService(memberContext.getCartridgeType());
  if (service == null) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getCartridgeType()));
  }
  if (!service.clusterExists(memberContext.getClusterId())) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getClusterId(),memberContext.getCartridgeType()));
  }
  String applicationId=service.getCluster(memberContext.getClusterId()).getAppId();
  String clusterAlias=CloudControllerUtil.getAliasFromClusterId(memberContext.getClusterId());
  Member member=service.getCluster(memberContext.getClusterId()).getMember(memberContext.getMemberId());
  if (member == null) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getMemberId()));
  }
  try {
    TopologyHolder.acquireWriteLock();
    member.setInstanceId(memberContext.getInstanceId());
    member.setDefaultPrivateIP(memberContext.getDefaultPrivateIP());
    if (memberContext.getPrivateIPs() != null) {
      member.setMemberPrivateIPs(Arrays.asList(memberContext.getPrivateIPs()));
    }
    member.setDefaultPublicIP(memberContext.getDefaultPublicIP());
    if (memberContext.getPublicIPs() != null) {
      member.setMemberPublicIPs(Arrays.asList(memberContext.getPublicIPs()));
    }
    if (!member.isStateTransitionValid(MemberStatus.Initialized)) {
      log.error("String_Node_Str" + member.getStatus() + "String_Node_Str"+ MemberStatus.Initialized);
    }
 else {
      Cluster cluster=service.getCluster(memberContext.getClusterId());
      String clusterId=cluster.getClusterId();
      ClusterContext clusterContext=CloudControllerContext.getInstance().getClusterContext(clusterId);
      List<KubernetesService> kubernetesServices=Lists.newArrayList(clusterContext.getKubernetesServices(memberContext.getClusterInstanceId()));
      if (!kubernetesServices.isEmpty()) {
        cluster.setKubernetesServices(kubernetesServices);
      }
      member.setStatus(MemberStatus.Initialized);
      log.info("String_Node_Str");
      TopologyHolder.updateTopology(topology);
      Long timestamp=System.currentTimeMillis();
      TopologyEventPublisher.sendMemberInitializedEvent(memberContext);
      MemberInformationPublisher memInfoPublisher=CloudControllerPublisherFactory.createMemberInformationPublisher(StatisticsPublisherType.WSO2DAS);
      MemberStatusPublisher memStatusPublisher=CloudControllerPublisherFactory.createMemberStatusPublisher(StatisticsPublisherType.WSO2DAS);
      if (memInfoPublisher.isEnabled()) {
        if (log.isInfoEnabled()) {
          log.info("String_Node_Str");
        }
        String scalingDecisionId=memberContext.getProperties().getProperty(StratosConstants.SCALING_DECISION_ID).getValue();
        memInfoPublisher.publish(memberContext.getMemberId(),scalingDecisionId,memberContext.getInstanceMetadata());
      }
 else {
        log.warn("String_Node_Str");
      }
      if (memStatusPublisher.isEnabled()) {
        if (log.isInfoEnabled()) {
          log.info("String_Node_Str");
        }
        memStatusPublisher.publish(timestamp,applicationId,memberContext.getClusterId(),clusterAlias,memberContext.getClusterInstanceId(),memberContext.getCartridgeType(),memberContext.getNetworkPartitionId(),memberContext.getPartition().getId(),memberContext.getMemberId(),MemberStatus.Initialized.toString());
      }
 else {
        log.warn("String_Node_Str");
      }
    }
  }
  finally {
    TopologyHolder.releaseWriteLock();
  }
}

Fixed version (ground truth):
/** 
 * Update member status to initialized and publish member initialized event
 * @param memberContext
 */
public static void handleMemberInitializedEvent(MemberContext memberContext) throws RegistryException {
  Topology topology=TopologyHolder.getTopology();
  Service service=topology.getService(memberContext.getCartridgeType());
  if (service == null) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getCartridgeType()));
  }
  if (!service.clusterExists(memberContext.getClusterId())) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getClusterId(),memberContext.getCartridgeType()));
  }
  String applicationId=service.getCluster(memberContext.getClusterId()).getAppId();
  String clusterAlias=CloudControllerUtil.getAliasFromClusterId(memberContext.getClusterId());
  Member member=service.getCluster(memberContext.getClusterId()).getMember(memberContext.getMemberId());
  if (member == null) {
    throw new RuntimeException(String.format("String_Node_Str",memberContext.getMemberId()));
  }
  try {
    TopologyHolder.acquireWriteLock();
    member.setInstanceId(memberContext.getInstanceId());
    member.setDefaultPrivateIP(memberContext.getDefaultPrivateIP());
    if (memberContext.getPrivateIPs() != null) {
      member.setMemberPrivateIPs(Arrays.asList(memberContext.getPrivateIPs()));
    }
    member.setDefaultPublicIP(memberContext.getDefaultPublicIP());
    if (memberContext.getPublicIPs() != null) {
      member.setMemberPublicIPs(Arrays.asList(memberContext.getPublicIPs()));
    }
    if (!member.isStateTransitionValid(MemberStatus.Initialized)) {
      log.error("String_Node_Str" + member.getStatus() + "String_Node_Str"+ MemberStatus.Initialized);
    }
 else {
      Cluster cluster=service.getCluster(memberContext.getClusterId());
      String clusterId=cluster.getClusterId();
      ClusterContext clusterContext=CloudControllerContext.getInstance().getClusterContext(clusterId);
      List<KubernetesService> kubernetesServices=Lists.newArrayList(clusterContext.getKubernetesServices(memberContext.getClusterInstanceId()));
      if (!kubernetesServices.isEmpty()) {
        cluster.setKubernetesServices(kubernetesServices);
      }
      member.setStatus(MemberStatus.Initialized);
      log.info("String_Node_Str");
      TopologyHolder.updateTopology(topology);
      Long timestamp=System.currentTimeMillis();
      TopologyEventPublisher.sendMemberInitializedEvent(memberContext);
      if (memInfoPublisher.isEnabled()) {
        if (log.isInfoEnabled()) {
          log.info("String_Node_Str");
        }
        String scalingDecisionId=memberContext.getProperties().getProperty(StratosConstants.SCALING_DECISION_ID).getValue();
        memInfoPublisher.publish(memberContext.getMemberId(),scalingDecisionId,memberContext.getInstanceMetadata());
      }
 else {
        log.warn("String_Node_Str");
      }
      if (memStatusPublisher.isEnabled()) {
        if (log.isInfoEnabled()) {
          log.info("String_Node_Str");
        }
        memStatusPublisher.publish(timestamp,applicationId,memberContext.getClusterId(),clusterAlias,memberContext.getClusterInstanceId(),memberContext.getCartridgeType(),memberContext.getNetworkPartitionId(),memberContext.getPartition().getId(),memberContext.getMemberId(),MemberStatus.Initialized.toString());
      }
    }
  }
  finally {
    TopologyHolder.releaseWriteLock();
  }
}