/**
* Creates a new {@code ObservableSensor} using the specified
* {@link SensorParams}
*
* @param params
*/
internal ObservableSensor(SensorParams @params)
{
if ([email protected]("ONSUB"))
{
throw new ArgumentException("Passed improperly formed Tuple: no key for \"ONSUB\"");
}
this.@params = @params;
IObservable <string> obs = null;
object publisher = @params.Get("ONSUB");
if (publisher is Publisher)
{
obs = ((Publisher)publisher).Observable();
}
else if (publisher is PublisherSupplier)
{
obs = ((PublisherSupplier)publisher).Get().Observable();
}
else
{
obs = (IObservable <string>)@params.Get("ONSUB");
}
//IEnumerator<string> observerator = obs.GetEnumerator();
//IEnumerator<string> iterator = new CustomIterator<string>(
// () =>
// {
// bool moved = observerator.MoveNext();
// return new System.Tuple<bool, string>(moved, observerator.Current);
// });
//Iterator<String> iterator = new Iterator<String>() {
// public boolean hasNext() { return observerator.hasNext(); }
// public String next()
// {
// return observerator.next();
// }
//};
//int characteristics = Spliterator.SORTED | Spliterator.ORDERED;
//Spliterator<string> spliterator = Spliterators.spliteratorUnknownSize(iterator, characteristics);
this.stream = BatchedCsvStream <string> .Batch(
new Stream <string>(obs), BATCH_SIZE, DEFAULT_PARALLEL_MODE, HEADER_SIZE);
}
/**
* Protected constructor. Instances of this class should be obtained
* through the {@link #create(SensorParams)} factory method.
*
* @param params
*/
protected FileSensor(SensorParams @params)
{
this.@params = @params;
if ([email protected]("PATH"))
{
throw new ArgumentException("Passed improperly formed Tuple: no key for \"PATH\"");
}
string pathStr = (string)@params.Get("PATH");
if (pathStr.IndexOf("!") != -1)
{
pathStr = pathStr.Substring("file:".Length);
IStream <string> stream = GetZipEntryStream(pathStr);
this.stream = BatchedCsvStream <string> .Batch(stream, BATCH_SIZE, DEFAULT_PARALLEL_MODE, HEADER_SIZE);
}
else
{
FileInfo f = new FileInfo(pathStr);
if (!f.Exists)
{
throw new ArgumentException("Passed improperly formed Tuple: invalid PATH: " + @params.Get("PATH"));
}
try
{
IStream <string> fileStream = new Stream <string>(YieldingFileReader.ReadAllLines(f.FullName, Encoding.UTF8));
this.stream = BatchedCsvStream <string> .Batch(fileStream, BATCH_SIZE, DEFAULT_PARALLEL_MODE, HEADER_SIZE);
}
catch (IOException e)
{
Console.WriteLine(e);
}
}
}
