Inspects a file and compares whether it's "last modified date" has changed since the last time it was inspected. If the file has been updated, the job invokes a "call-back" method on an identified IFileScanListener that can be found in the SchedulerContext.

public class FileScanJob : IStatefulJob, 
	IJob

public class FileScanJob : IStatefulJob, 
	IJob