Program: 116539
Project: 116539
Buggy source:
@Override public Properties execute(CartridgeInfo cartridgeInfo,SubscriptionData subscriptionData) throws ADCException {
  LBDataContext lbDataCtxt=null;
  CartridgeSubscription lbCartridgeSubscription=null;
  Properties lbCartridgeSubscriptionProperties=new Properties();
  Properties filterProperties=new Properties();
  try {
    LoadbalancerConfig lbConfig=cartridgeInfo.getLbConfig();
    if (lbConfig == null || lbConfig.getProperties() == null) {
      if (log.isDebugEnabled()) {
        log.debug("String_Node_Str" + "String_Node_Str" + subscriptionData.getCartridgeType());
      }
    }
 else {
      lbDataCtxt=CartridgeSubscriptionUtils.getLoadBalancerDataContext(subscriptionData.getTenantId(),subscriptionData.getCartridgeType(),subscriptionData.getDeploymentPolicyName(),lbConfig);
      lbCartridgeSubscription=subscribeToLB(subscriptionData,lbDataCtxt,cartridgeInfo);
      if (lbDataCtxt.getLbProperperties() != null && !lbDataCtxt.getLbProperperties().isEmpty()) {
        List<Property> lbProperperties=lbDataCtxt.getLbProperperties();
        lbCartridgeSubscriptionProperties.setProperties(lbProperperties.toArray(new Property[lbProperperties.size()]));
      }
      if (lbCartridgeSubscription != null) {
        Property lbClusterIdProp=new Property();
        lbClusterIdProp.setName(CartridgeConstants.LB_CLUSTER_ID);
        lbClusterIdProp.setValue(lbCartridgeSubscription.getClusterDomain());
        lbCartridgeSubscriptionProperties.addProperties(lbClusterIdProp);
        filterProperties.addProperties(lbClusterIdProp);
        if (log.isDebugEnabled()) {
          log.debug("String_Node_Str");
        }
        CartridgeSubscriptionManager.registerCartridgeSubscription(lbCartridgeSubscription,lbCartridgeSubscriptionProperties,subscriptionData.getPersistence());
      }
    }
  }
 catch (  Exception e) {
    log.error(e.getMessage(),e);
    throw new ADCException(e.getMessage(),e);
  }
  return filterProperties;
}

Fixed version (ground truth):
@Override public Properties execute(CartridgeInfo cartridgeInfo,SubscriptionData subscriptionData) throws ADCException {
  LBDataContext lbDataCtxt=null;
  CartridgeSubscription lbCartridgeSubscription=null;
  Properties lbCartridgeSubscriptionProperties=new Properties();
  Properties filterProperties=new Properties();
  try {
    LoadbalancerConfig lbConfig=cartridgeInfo.getLbConfig();
    if (lbConfig == null || lbConfig.getProperties() == null) {
      if (log.isDebugEnabled()) {
        log.debug("String_Node_Str" + "String_Node_Str" + subscriptionData.getCartridgeType());
      }
    }
 else {
      lbDataCtxt=CartridgeSubscriptionUtils.getLoadBalancerDataContext(subscriptionData.getTenantId(),subscriptionData.getCartridgeType(),subscriptionData.getDeploymentPolicyName(),lbConfig);
      lbCartridgeSubscription=subscribeToLB(subscriptionData,lbDataCtxt,cartridgeInfo);
      if (lbDataCtxt.getLbProperperties() != null && !lbDataCtxt.getLbProperperties().isEmpty()) {
        List<Property> lbProperperties=lbDataCtxt.getLbProperperties();
        lbCartridgeSubscriptionProperties.setProperties(lbProperperties.toArray(new Property[lbProperperties.size()]));
        for (        Property property : lbProperperties) {
          if (org.apache.stratos.messaging.util.Constants.LOAD_BALANCER_REF.equals(property.getName())) {
            filterProperties.addProperties(property);
          }
        }
      }
      if (lbCartridgeSubscription != null) {
        Property lbClusterIdProp=new Property();
        lbClusterIdProp.setName(CartridgeConstants.LB_CLUSTER_ID);
        lbClusterIdProp.setValue(lbCartridgeSubscription.getClusterDomain());
        lbCartridgeSubscriptionProperties.addProperties(lbClusterIdProp);
        filterProperties.addProperties(lbClusterIdProp);
        if (log.isDebugEnabled()) {
          log.debug("String_Node_Str");
        }
        CartridgeSubscriptionManager.registerCartridgeSubscription(lbCartridgeSubscription,lbCartridgeSubscriptionProperties,subscriptionData.getPersistence());
      }
    }
  }
 catch (  Exception e) {
    log.error(e.getMessage(),e);
    throw new ADCException(e.getMessage(),e);
  }
  return filterProperties;
}