/// <summary>
/// 初始化辅助数据写入器。
/// </summary>
/// <param name="dataWriter">原始数据写入器</param>
/// <param name="valueFilter">数据筛选器</param>
public DataFilterWriter(IDataWriter <TKey> dataWriter, IValueFilter <TKey> valueFilter)
{
this.dataWriter = dataWriter;
ValueFilter = valueFilter;
ValueInfo = new ValueFilterInfo <TKey>();
}
public bool Filter(ValueFilterInfo <TIn> valueInfo)
{
return(valueFilter.Filter(new ValueFilterInfo <TOut>(
XConvert <TOut> .Convert(valueInfo.Key),
valueInfo.Type,
valueInfo.ValueCopyer
)));
}
public bool Filter(ValueFilterInfo <int> valueInfo)
{
if (!Filter(valueInfo.ValueCopyer))
{
return(false);
}
return(true);
}
internal bool OnArrayFilter(IMessagePackWriter messagePackWriter, ValueFilterInfo <int> valueInfo, bool result)
{
if (arrayFiltering is null)
{
return(result);
}
var args = new MessagePackFilteringEventArgs <int>(messagePackWriter, valueInfo, result);
arrayFiltering(this, ref args);
return(args.Result);
}
internal bool OnObjectFilter(IMessagePackWriter messagePackWriter, ValueFilterInfo <string> valueInfo, bool result)
{
if (objectFiltering is null)
{
return(result);
}
var args = new MessagePackFilteringEventArgs <string>(messagePackWriter, valueInfo, result);
objectFiltering(this, ref args);
return(args.Result);
}
internal bool OnArrayFilter(IJsonWriter jsonWriter, ValueFilterInfo <int> valueInfo, bool result)
{
if (arrayFiltering is null)
{
return(result);
}
var args = new JsonFilteringEventArgs <int>(jsonWriter, valueInfo, result);
arrayFiltering(this, ref args);
return(args.Result);
}
internal bool OnObjectFilter(IJsonWriter jsonWriter, ValueFilterInfo <string> valueInfo, bool result)
{
if (objectFiltering is null)
{
return(result);
}
var args = new JsonFilteringEventArgs <string>(jsonWriter, valueInfo, result);
objectFiltering(this, ref args);
return(args.Result);
}
internal MessagePackFilteringEventArgs(IMessagePackWriter jsonWriter, ValueFilterInfo <TKey> valueInfo, bool result)
{
JsonWriter = jsonWriter;
ValueInfo = valueInfo;
Result = result;
}
public bool Filter(ValueFilterInfo <int> valueInfo)
{
return(Filter(valueInfo.ValueCopyer));
}
public bool Filter(ValueFilterInfo <int> valueInfo) => Filter(valueInfo.ValueCopyer);
public bool Filter(ValueFilterInfo <string> valueInfo) => Filter(valueInfo.ValueCopyer);
internal JsonFilteringEventArgs(IJsonWriter jsonWriter, ValueFilterInfo <TKey> valueInfo, bool result)
{
JsonWriter = jsonWriter;
ValueInfo = valueInfo;
Result = result;
}
public bool Filter(ValueFilterInfo <int> valueInfo)
{
reference = new TargetPathInfo(valueInfo.Key, reference.Parent);
return(Filter(valueInfo.ValueCopyer));
}
