Пример #1
0
    def __init__(self,type_queue,position=0):
        self.queue=MetaData(type=type_queue)

        if self.queue.find_one()==None:
            Logger.info('Queue of Type: {} does not exist in database, creating'.format(type_queue))
            self.queue.create(type=type_queue,position=position).save()
Пример #2
0
class DBQueue_old:
    """
    A queue in the database with the specified type(Just a unique identifier).

    This is used so that progress can be saved to database

    """
    #self.type
    #self.queue

    def __init__(self,type_queue,position=0):
        self.queue=MetaData(type=type_queue)

        if self.queue.find_one()==None:
            Logger.info('Queue of Type: {} does not exist in database, creating'.format(type_queue))
            self.queue.create(type=type_queue,position=position).save()


    def __get_queue(self):
        return self.queue.find_one()

    def increment(self,interval=1):
        queue=self.__get_queue()
        new_pos=queue.position+interval

        self.queue.update(position=new_pos)

        return new_pos


    def decrement(self,interval=1):
        pos=self.queue.find_one().position
        new_pos=pos-interval

        self.queue.update(position=new_pos)

        return new_pos

    def set(self,count=0):
        self.queue.update(position=count)

    def get(self):
        return self.queue.find_one().position