snaker-core/src/main/java/org/snaker/engine/core/OrderService.java
public void saveOrder(Order order) {
		HistoryOrder history = new HistoryOrder(order);
		history.setOrderState(STATE_ACTIVE);
		access().saveOrder(order);
		access().saveHistory(history);
	}
public void saveOrder(Order order) {
		HistoryOrder history = new HistoryOrder(order);
		history.setOrderState(STATE_ACTIVE);
		access().saveOrder(order);
		access().saveHistory(history);
	}
流程实例数据会保存至活动实例表、历史实例表