Created
April 14, 2012 21:08
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import math._ | |
class ProgressListener(availableBytes: Long, tracker: Progress => Unit) extends Function1[Long, Unit] { | |
var transfered: Long = 0 | |
val startTime = System.currentTimeMillis | |
def apply(bytesTransfered: Long) { | |
transfered += bytesTransfered | |
val elapsed = System.currentTimeMillis - startTime | |
val bpms = (transfered / max(elapsed, 1000)).toLong | |
val bps = (transfered / max(elapsed / 1000, 1)).toLong | |
tracker(Progress( | |
percent = (transfered * 100 / availableBytes).toInt min 100, | |
size = availableBytes, | |
remains = availableBytes - transfered, | |
done = transfered, | |
bps = bps, | |
elapsed = elapsed, | |
estimated = (availableBytes - transfered) / max(bpms, 1) | |
)) | |
} | |
} |
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