/// <summary>
/// Do not call this method directly; it is implemented for DDMConnection to call.
///
/// </summary>
//JAVA TO C# CONVERTER WARNING: 'final' parameters are not available in .NET:
//ORIGINAL LINE: public final void newRecord(final DDMCallbackEvent event, final DDMDataBuffer buffer)
public void newRecord(DDMCallbackEvent @event, DDMDataBuffer buffer)
{
buffer.startProcessing();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final DDMFile file = event.getFile();
DDMFile file = @event.File;
if (file == file_)
{
DDMDataBuffer nextBuffer = file.NextDataBuffer;
// Wait to use the next buffer until our background thread is done with it.
while (nextBuffer.Processing) // Uses volatile variable, faster than synchronization, at the cost of a CPU loop here.
{
file.nextBuffer(); // Advance.
nextBuffer = file.NextDataBuffer; // Check the next one.
}
}
}
/// <summary>
/// Constructs a multi-threaded reader to process data being read from the specified file
/// using the specified record format. </summary>
/// <param name="format"> The record format to copy and give to each thread for it to pass to <seealso cref="#process process()"/>. </param>
/// <param name="file"> The file being read. </param>
/// <param name="numThreads"> The number of threads to use. This number is capped by the number of buffers in the file object, so
/// that each thread always has at least one buffer to process, to avoid contention. Having more than one buffer per thread is fine.
/// </param>
//JAVA TO C# CONVERTER WARNING: 'final' parameters are not available in .NET:
//ORIGINAL LINE: public DDMThreadedReader(final DDMRecordFormat format, final DDMFile file, int numThreads)
public DDMThreadedReader(DDMRecordFormat format, DDMFile file, int numThreads)
{
file_ = file;
done_ = false;
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final int numBuffers = file.getBufferCount();
int numBuffers = file.BufferCount;
if (numThreads > numBuffers)
{
numThreads = numBuffers;
}
runners_ = new DDMReaderRunner[numThreads];
threads_ = new Thread[numThreads];
for (int i = 0; i < numThreads; ++i)
{
runners_[i] = new DDMReaderRunner(this, format, i, numThreads, numBuffers);
threads_[i] = new Thread(runners_[i], "DDMThreadedReader-" + i);
threads_[i].Start();
}
}
