internal _StreamHandlerTransformer(
_stream._TransformDataHandler <S, T> handleData = null,
_stream._TransformErrorHandler <T> handleError = null,
_stream._TransformDoneHandler <T> handleDone = null)
: base((EventSink <T> outputSink) => {
return(new _HandlerEventSink <S, T>(
handleData, handleError, handleDone, outputSink));
}) {
}
internal _HandlerEventSink(
_stream._TransformDataHandler <S, T> _handleData, _stream._TransformErrorHandler <T> _handleError,
_stream._TransformDoneHandler <T> _handleDone, EventSink <T> _sink)
{
this._handleData = _handleData;
this._handleError = _handleError;
this._handleDone = _handleDone;
this._sink = _sink;
if (_sink == null)
{
throw new Exception("The provided sink must not be null.");
}
}