The class used to present the result of log histogram status. For every log histogram, it contains : from/to time range, hit log count and query completed status.

__construct(integer $from, integer $to, integer $count, string $progress) 

getCount() : integer

getFrom() : integer

getTo() : integer

isCompleted() : boolean

$count : integer

$from : integer

$progress : string

$to : integer