// Different map tasks operate at different speeds.
// We define behavior for 6 threads.
// Used to ensure that the compiler doesn't optimize away
// some code.
protected override void Setup(Mapper.Context context)
{
// Get the thread num from the file number.
FileSplit split = (FileSplit)context.GetInputSplit();
Path filePath = split.GetPath();
string name = filePath.GetName();
this.threadId = Sharpen.Extensions.ValueOf(name);
Log.Info("Thread " + threadId + " : " + context.GetInputSplit());
}
/// <summary>Get the final part of the input name</summary>
/// <param name="split">the input split</param>
/// <returns>the "part-r-00000" for the input</returns>
private string GetFilename(FileSplit split)
{
return(split.GetPath().GetName());
}