/// <summary>
/// 读取当前行的所有数据并进行筛选，然后将筛选结果写入器数据写入器中。
/// </summary>
/// <param name="dataWriter">数据写入器</param>
/// <param name="valueFilter">值筛选器</param>
public void OnReadAll(IDataWriter <int> dataWriter, IValueFilter <int> valueFilter)
{
int length = dbDataReader.FieldCount;
var valueInfo = new ValueFilterInfo <int>();
for (int i = 0; i < length; i++)
{
OnReadValue(i, valueInfo.ValueCopyer);
valueInfo.Key = i;
valueInfo.Type = valueInfo.ValueCopyer.Type;
if (valueFilter.Filter(valueInfo))
{
valueInfo.ValueCopyer.WriteTo(dataWriter[i]);
}
}
}
/// <summary>
/// 读取当前行的所有数据并进行筛选，然后将筛选结果写入器数据写入器中。
/// </summary>
/// <param name="dataWriter">数据写入器</param>
/// <param name="valueFilter">值筛选器</param>
public void OnReadAll(IDataWriter <int> dataWriter, IValueFilter <int> valueFilter)
{
int length = dbDataReader.FieldCount;
var valueInfo = new ValueFilterInfo <int>();
for (int i = 0; i < length; i++)
{
var value = dbDataReader[i];
ValueInterface.GetInterface(value).Write(valueInfo.ValueCopyer, value);
valueInfo.Key = i;
valueInfo.Type = dbDataReader.GetFieldType(i);
if (valueFilter.Filter(valueInfo))
{
valueInfo.ValueCopyer.WriteTo(dataWriter[valueInfo.Key]);
}
}
}
public void OnReadAll(IDataWriter <int> dataWriter, IValueFilter <int> valueFilter)
{
int index = 0;
var valueInfo = new ValueFilterInfo <int>();
while (tableReader.Read())
{
valueInfo.ValueCopyer.WriteObject(tableReader);
valueInfo.Key = index;
valueInfo.Type = tableReader.GetType();
if (valueFilter.Filter(valueInfo))
{
valueInfo.ValueCopyer.WriteTo(dataWriter[index]);
}
++index;
}
}
public bool Filter(ValueFilterInfo <TIn> valueInfo)
{
return(valueFilter.Filter(new ValueFilterInfo <TOut>(XConvert <TIn, TOut> .Convert(valueInfo.Key),
valueInfo.Type,
valueInfo.ValueCopyer)));
}
