Program: 171927
Project: 171927
Buggy source:
public boolean isResponseCodeOK(PowerDeliveryReqType powerDeliveryReq){
  SAScheduleTupleType chosenSASchedule=getChosenSASCheduleTuple(powerDeliveryReq.getSAScheduleTupleID());
  if (chosenSASchedule == null) {
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_TARIFF_SELECTION_INVALID);
    return false;
  }
  if (!isChargingProfileValid(chosenSASchedule,powerDeliveryReq.getChargingProfile())) {
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_CHARGING_PROFILE_INVALID);
    return false;
  }
  if (getCommSessionContext().getRequestedEnergyTransferMode().toString().startsWith("String_Node_Str")) {
    if (getCommSessionContext().getACEvseController().getACEVSEStatus(null).isRCD()) {
      getLogger().error("String_Node_Str");
      powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_POWER_DELIVERY_NOT_APPLIED);
      return false;
    }
  }
 else {
    DCEVSEStatusCodeType dcEVSEStatusCode=getCommSessionContext().getDCEvseController().getDCEVSEStatus(null).getEVSEStatusCode();
    if (dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_NOT_READY) || dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_SHUTDOWN) || dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_EMERGENCY_SHUTDOWN)|| dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_MALFUNCTION)) {
      getLogger().error("String_Node_Str" + dcEVSEStatusCode.toString() + "String_Node_Str");
      powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_POWER_DELIVERY_NOT_APPLIED);
      return false;
    }
  }
  if ((powerDeliveryReq.getChargeProgress().equals(ChargeProgressType.START) && !getCommSessionContext().getEvseController().closeContactor()) || (powerDeliveryReq.getChargeProgress().equals(ChargeProgressType.STOP) && !getCommSessionContext().getEvseController().openContactor())) {
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_CONTACTOR_ERROR);
    return false;
  }
  return true;
}

Fixed version (ground truth):
public boolean isResponseCodeOK(PowerDeliveryReqType powerDeliveryReq){
  SAScheduleTupleType chosenSASchedule=getChosenSASCheduleTuple(powerDeliveryReq.getSAScheduleTupleID());
  if (chosenSASchedule == null) {
    getLogger().warn("String_Node_Str");
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_TARIFF_SELECTION_INVALID);
    return false;
  }
  if (!isChargingProfileValid(chosenSASchedule,powerDeliveryReq.getChargingProfile())) {
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_CHARGING_PROFILE_INVALID);
    return false;
  }
  if (getCommSessionContext().getRequestedEnergyTransferMode().toString().startsWith("String_Node_Str")) {
    if (getCommSessionContext().getACEvseController().getACEVSEStatus(null).isRCD()) {
      getLogger().error("String_Node_Str");
      powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_POWER_DELIVERY_NOT_APPLIED);
      return false;
    }
  }
 else {
    DCEVSEStatusCodeType dcEVSEStatusCode=getCommSessionContext().getDCEvseController().getDCEVSEStatus(null).getEVSEStatusCode();
    if (dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_NOT_READY) || dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_SHUTDOWN) || dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_EMERGENCY_SHUTDOWN)|| dcEVSEStatusCode.equals(DCEVSEStatusCodeType.EVSE_MALFUNCTION)) {
      getLogger().error("String_Node_Str" + dcEVSEStatusCode.toString() + "String_Node_Str");
      powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_POWER_DELIVERY_NOT_APPLIED);
      return false;
    }
  }
  if ((powerDeliveryReq.getChargeProgress().equals(ChargeProgressType.START) && !getCommSessionContext().getEvseController().closeContactor()) || (powerDeliveryReq.getChargeProgress().equals(ChargeProgressType.STOP) && !getCommSessionContext().getEvseController().openContactor())) {
    powerDeliveryRes.setResponseCode(ResponseCodeType.FAILED_CONTACTOR_ERROR);
    return false;
  }
  return true;
}