public SerializationWriterContext(ISerializationWriter writer, SerializationContext serializationContext, object container, object value, MemberInfo member, int index, int depth, bool isCircularReference, bool isCollection)
{
if(writer == null)
throw new ArgumentNullException("writer");
if(serializationContext == null)
throw new ArgumentNullException("serializationContext");
_writer = writer;
_serializationContext = serializationContext;
_value = value;
_index = index;
_depth = depth;
_member = member;
_container = container;
_terminated = value == null || value.GetType().IsPrimitive;
_isCircularReference = isCircularReference;
_isCollection = isCollection;
}
protected TextWriter GetWriter(SerializationContext context)
{
if(context == null)
return null;
if(_writers == null)
System.Threading.Interlocked.CompareExchange(ref _writers, new ConcurrentDictionary<SerializationContext, TextWriter>(), null);
TextWriter writer;
if(!_writers.TryGetValue(context, out writer))
{
writer = this.CreateTextWriter(context);
if(writer != null)
_writers.Add(context, writer);
}
return writer;
}
protected virtual TextWriter CreateTextWriter(SerializationContext context)
{
return new StreamWriter(context.SerializationStream, _encoding, 1024 * 32, true);
}
protected virtual void OnSerialized(SerializationContext context)
{
var writer = this.GetWriter(context);
if(writer != null)
{
writer.Flush();
writer.Dispose();
}
}
protected virtual void OnSerializing(SerializationContext context)
{
}
void ISerializationWriter.OnSerialized(SerializationContext context)
{
this.OnSerialized(context);
var writers = _writers;
if(writers != null)
writers.Remove(context);
}
void ISerializationWriter.OnSerializing(SerializationContext context)
{
this.OnSerializing(context);
}