// YDataSet parser for stream list
protected internal virtual async Task <int> _parse(string json_str)
{
YJSONObject json;
YJSONArray jstreams;
double streamStartTime;
double streamEndTime;
json = new YJSONObject(json_str);
json.parse();
_functionId = json.getString("id");
_unit = json.getString("unit");
if (json.has("calib"))
{
_calib = YAPIContext.imm_decodeFloats(json.getString("calib"));
_calib[0] = _calib[0] / 1000;
}
else
{
_calib = YAPIContext.imm_decodeWords(json.getString("cal"));
}
_streams = new List <YDataStream>();
_preview = new List <YMeasure>();
_measures = new List <YMeasure>();
jstreams = json.getYJSONArray("streams");
for (int i = 0; i < jstreams.Length; i++)
{
YDataStream stream = _parent.imm_findDataStream(this, jstreams.getString(i));
// the timestamp in the data streams is the end of the measure, so the actual
// measurement start time is computed as one interval before the first timestamp
streamStartTime = await stream.get_realStartTimeUTC() * 1000;
streamEndTime = streamStartTime + await stream.get_realDuration() * 1000;
if (_startTimeMs > 0 && streamEndTime <= _startTimeMs)
{
// this stream is too early, drop it
}
else if (_endTimeMs > 0 && streamStartTime >= _endTimeMs)
{
// this stream is too late, drop it
}
else
{
_streams.Add(stream);
}
}
_progress = 0;
return(await this.get_progress());
}
