How to use

blockBilling

method

in

com.ning.billing.overdue.applicator.OverdueStateApplicator

private boolean isBlockBillingTransition(final OverdueState prevOverdueState, final OverdueState nextOverdueState) {
  return !blockBilling(prevOverdueState) && blockBilling(nextOverdueState);
}

private boolean isUnblockBillingTransition(final OverdueState prevOverdueState, final OverdueState nextOverdueState) {
  return blockBilling(prevOverdueState) && !blockBilling(nextOverdueState);
}

protected void storeNewState(final Account blockable, final OverdueState nextOverdueState, final InternalCallContext context) throws OverdueException {
  try {
    blockingApi.setBlockingState(new DefaultBlockingState(blockable.getId(),
                               BlockingStateType.ACCOUNT,
                               nextOverdueState.getName(),
                               OverdueService.OVERDUE_SERVICE_NAME,
                               blockChanges(nextOverdueState),
                               blockEntitlement(nextOverdueState),
                               blockBilling(nextOverdueState),
                               clock.getUTCNow()),
                   context);
  } catch (Exception e) {
    throw new OverdueException(e, ErrorCode.OVERDUE_CAT_ERROR_ENCOUNTERED, blockable.getId(), blockable.getClass().getName());
  }
}