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October 4, 2016 01:28
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Simple Scala timer I haven't tried to use since Scala 2.08
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| object Timer { | |
| def time[R](block: => R): Pair[Long,_] = { | |
| val t0 = System.nanoTime() | |
| val result = block | |
| val diff = System.nanoTime() - t0 | |
| // Post-timing processing can be added here, maybe | |
| // an optional argument to this method? | |
| Pair(diff, result) | |
| } | |
| } |
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| defined module Timer | |
| scala> val result = Timer.time { Thread.sleep(1234); 34 } | |
| result: (Long, Any) = (1235042000,34) |
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Timer object can accept a block and return the block. No need for annotations ala AOP style code