/// <summary>
/// 默认构造器
/// </summary>
/// <param name="query">数据库持久化</param>
/// <param name="queue">每一次的数据库查询，将生成一个新的实例</param>
/// <param name="expNewProvider">提供ExpressionNew表达式树的解析</param>
/// <param name="expBoolProvider">提供ExpressionBinary表达式树的解析</param>
public ExpressionVisit(IQuery query, IQueue queue, DbExpressionNewProvider <TEntity> expNewProvider, DbExpressionBoolProvider <TEntity> expBoolProvider)
{
_expFields = expNewProvider;
_expWhere = expBoolProvider;
_queue = queue;
_query = query;
}
/// <summary>
/// 默认构造器
/// </summary>
/// <param name="queueManger">队列管理模块</param>
/// <param name="queueSql">包含数据库SQL操作的队列</param>
public ExpressionVisit(IQueueManger queueManger, IQueueSql queueSql)
{
QueueManger = queueManger;
QueueSql = queueSql;
_expNewProvider = new ExpressionNew <TEntity>(QueueManger, QueueSql);
_expBoolProvider = new ExpressionBool <TEntity>(QueueManger, QueueSql);
}
/// <summary>
/// 默认构造器
/// </summary>
/// <param name="queueManger">队列管理模块</param>
/// <param name="queue">包含数据库SQL操作的队列</param>
public ExpressionVisit(BaseQueueManger queueManger, Queue queue)
{
QueueManger = queueManger;
Queue = queue;
_expNewProvider = new ExpressionNew(QueueManger, Queue);
_expBoolProvider = new ExpressionBool(QueueManger, Queue);
}
