public Order undo() {
        Order order = new Order();
        order.setId(this.id);
        order.setProcessId(this.processId);
        order.setParentId(this.parentId);
        order.setCreator(this.creator);
        order.setCreateTime(this.createTime);
        order.setLastUpdator(this.creator);
        order.setLastUpdateTime(this.endTime);
        order.setExpireTime(this.expireTime);
        order.setOrderNo(this.orderNo);
        order.setPriority(this.priority);
        order.setVariable(this.variable);
        order.setVersion(0);
        return order;
    }
public Order undo ( ) { Order order = new Order ( ) ; order . setId ( this . id ) ; order . setProcessId ( this . processId ) ; order . setParentId ( this . parentId ) ; order . setCreator ( this . creator ) ; order . setCreateTime ( this . createTime ) ; order . setLastUpdator ( this . creator ) ; order . setLastUpdateTime ( this . endTime ) ; order . setExpireTime ( this . expireTime ) ; order . setOrderNo ( this . orderNo ) ; order . setPriority ( this . priority ) ; order . setVariable ( this . variable ) ; order . setVersion ( 0 ) ; return order ; }
根据历史实例撤回活动实例
@return 活动实例对象