private static void validateServicesBeforeLaunch(
      Application application,
      MicroServiceRepoManager microServiceRepoManager,
      ServiceInstance instance)
      throws FioranoException {
    String servGUID = instance.getGUID();
    String version = String.valueOf(instance.getVersion());
    //  If any of the services doesn't exist in SP-Repository then throw an exception.
    Service service;
    try {
      service = microServiceRepoManager.getServiceInfo(servGUID, version);
    } catch (Throwable thr) {
      logger.error(
          RBUtil.getMessage(Bundle.class, Bundle.SERVICE_NOT_FOUND, instance.getGUID()), thr);
      throw new FioranoException(
          I18NUtil.getMessage(Bundle.class, Bundle.SERVICE_NOT_FOUND, instance.getGUID()));
    }

    // Ensure that if the Configuration is Required, then we must ensure
    // that the corresponding component instance has non-null value for
    // configuration data set using CPS.
    // Even if the Configuration is not required, if it is partially configured,
    // Exception must be thrown
    if (service.getExecution().getCPS() != null) {
      if (instance.isPartiallyConfigured()) {
        logger.error(
            RBUtil.getMessage(
                Bundle.class,
                Bundle.ERROR_COMPONENT_NOT_FULLY_CONFIGURED_ERROR,
                servGUID,
                application.getGUID()
                    + Constants.NAME_DELIMITER
                    + Float.toString(application.getVersion())));
        throw new FioranoException(
            I18NUtil.getMessage(
                Bundle.class,
                Bundle.ERROR_COMPONENT_NOT_FULLY_CONFIGURED_ERROR,
                servGUID,
                application.getGUID()
                    + Constants.NAME_DELIMITER
                    + Float.toString(application.getVersion())));
      }

      String config = instance.getConfiguration();
      if ((config == null || config.trim().length() == 0)
          && service.getExecution().getCPS().isMandatory()) {
        logger.error(
            RBUtil.getMessage(
                Bundle.class,
                Bundle.ERROR_COMPONENT_NOT_CONFIGURED_ERROR,
                servGUID,
                application.getGUID()
                    + Constants.NAME_DELIMITER
                    + Float.toString(application.getVersion())));
        throw new FioranoException(
            I18NUtil.getMessage(
                Bundle.class,
                Bundle.ERROR_COMPONENT_NOT_CONFIGURED_ERROR,
                servGUID,
                application.getGUID()
                    + Constants.NAME_DELIMITER
                    + Float.toString(application.getVersion())));
      }
    }

    // We also need to check if the zip file of the service exist or not.
    try {
      microServiceRepoManager.checkServiceResourceFiles(
          instance.getGUID(), String.valueOf(instance.getVersion()));
    } catch (Throwable thr) {
      logger.error(
          RBUtil.getMessage(Bundle.class, Bundle.ERROR_RESOURCE_NOT_EXISTS, servGUID, ""), thr);
      throw new FioranoException(
          I18NUtil.getMessage(
              Bundle.class, Bundle.ERROR_RESOURCE_NOT_EXISTS, servGUID, thr.getMessage()));
    }

    //  Ensure that this service is LAUNCHABLE
    if (service.getExecution() == null) {
      logger.error(RBUtil.getMessage(Bundle.class, Bundle.SERVICE_NOT_LAUNCHABLE, servGUID));
      throw new FioranoException(
          I18NUtil.getMessage(Bundle.class, Bundle.SERVICE_NOT_LAUNCHABLE, servGUID));
    }

    // check the service dependencies.
    checkServiceResources(microServiceRepoManager, service, service);

    //  Changes related to debugMode.
    if (instance.isDebugMode()) checkUniquenessOfDebugPorts(instance, application);
  }