public static object FromStreamContext(Type componentType,
StreamContext streamContext,
Encoding encoding = null)
{
if (componentType == null)
{
throw new ArgumentNullException("componentType");
}
if (streamContext == null)
{
throw new ArgumentNullException("streamContext");
}
StreamingSource ss = StreamingSource.Create(
componentType,
streamContext.ContentType,
streamContext.Extension
);
if (ss == null)
{
throw RuntimeFailure.NoAcceptableStreamingSource(componentType);
}
if (ss is TextSource text)
{
text.Encoding = encoding;
}
return(ss.Load(streamContext, componentType));
}
static ITextConversion GetStreamingSource(Type type)
{
if (StreamingSource.Create(type) == null)
{
return(null);
}
return(StreamingSourceConversion.Instance);
}
public bool TryConvertFromText(string text, Type componentType, IServiceProvider sp, CultureInfo culture, out object result)
{
StreamingSource ss = StreamingSource.Create(componentType);
if (ss == null)
{
result = null;
return(false);
}
result = ss.LoadFromText(text, componentType);
return(true);
}
public void WriteValue(Type componentType, object value)
{
if (componentType == null)
{
throw new ArgumentNullException("componentType");
}
if (value == null)
{
throw new ArgumentNullException("value");
}
StreamingSource ss = StreamingSource.Create(
componentType, ContentType, null, ServiceProvider.Null
);
ss.Save(this, value);
}
static StreamingSource()
{
Text = new TextStreamingSource();
XmlFormatter = new XmlFormatterStreamingSource();
Properties = new PropertiesStreamingSource();
}
public StreamingSourceAttribute(KnownStreamingSource knownStreamingSource)
: base(StreamingSource.GetStreamingSourceType(knownStreamingSource))
{
}
