/// <summary>
/// 生成统计表的类型集合
/// </summary>
/// <typeparam name="K">生成类型</typeparam>
/// <returns>类型集合</returns>
public List <K> GetObjectList <K>() where K : class, new()
{
AggregateTableMapping aggregateMapping = AggregateTableMapping.GetAggregateMapping(typeof(K));
List <K> list = _context.QueryDynamicAggregateList(_enetityMapping, aggregateMapping, _dataFieldInfoDictionary, _aggregateFunctionDictionary, _query, _having, _order, _level) as List <K>;
return(list);
}
/// <summary>
/// 动态统计数据到数据集合中
/// </summary>
/// <param name="mapping">数据映射</param>
/// <param name="amapping">统计结果类型</param>
/// <param name="dataFieldInfoDictionary">统计字段信息</param>
/// <param name="aggregateFunctionDictionary">统计方法信息</param>
/// <param name="query">查询表达式</param>
/// <param name="having">统计查询表达式</param>
/// <param name="order">排序表达式</param>
/// <param name="level">安全级别</param>
/// <returns>数据集合</returns>
internal IList QueryDynamicAggregateList(DataEntityMapping mapping, AggregateTableMapping amapping, Dictionary <string, DataFieldInfo> dataFieldInfoDictionary, Dictionary <string, AggregateFunction> aggregateFunctionDictionary, QueryExpression query, AggregateHavingExpression having, OrderExpression order, SafeLevel level)
{
if (amapping.RelateType != null && amapping.RelateType != mapping.ObjectType)
{
throw new LightDataException(string.Format(RE.AggregateTypeIsNotSpecifyType, amapping.RelateType.FullName));
}
using (IDbCommand command = _dataBase.Factory.CreateDynamicAggregateCommand(mapping, dataFieldInfoDictionary, aggregateFunctionDictionary, query, having, order))
{
IList items = CreateList(amapping.ObjectType);
IEnumerable ie = QueryDataReader(amapping, command, null, level);
foreach (object obj in ie)
{
items.Add(obj);
}
return(items);
}
}
