tokensList = persistenceService.findTokensForProcessInstance(currentProcessInstance.getId(), null);
assertNotNull(tokensList);
assertEquals(1, tokensList.size());
List tokensList4Payment = persistenceService.findTokensForProcessInstance(currentProcessInstance.getId(), "Goods_Deliver_Process.PaymentActivity");
assertNotNull(tokensList4Payment);
assertEquals(1, tokensList4Payment.size());
assertEquals(Boolean.TRUE,((IToken)tokensList4Payment.get(0)).isAlive());
// assertEquals(((TaskInstance)wi.getTaskInstance()).getTokenId(),((IToken)tokensList4Payment.get(0)).getId());