//TODO documentation
public override bool Execute()
{
var fileTaskExtractor = new Factory().CreateTaskReportGererator();
var files = Files
.Select(task => task.ItemSpec)
.Where(spec => spec.Length > 0)
.ToArray();
fileTaskExtractor.GenerateReport(files, OutputFile.ItemSpec);
// Log.HasLoggedErrors is true if the task logged any errors -- even if they were logged
// from a task's constructor or property setter. As long as this task is written to always log an error
// when it fails, we can reliably return HasLoggedErrors.
return !Log.HasLoggedErrors;
}