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nobeans/sleepSort.groovy

Created May 31, 2011 15:21
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sleepSort.groovy
def worker = { latch, num ->
println "ready: $num"
latch.countDown()
latch.await()
Thread.sleep(num * 10)
println num
}
def latch = new java.util.concurrent.CountDownLatch(args.size())
args.each {
Thread.start worker.curry(latch, it as int)
}
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sleepSortWithGpars.groovy
def latch = new java.util.concurrent.CountDownLatch(args.size())
groovyx.gpars.GParsPool.withPool(args.size() ?: 1) {
args.eachParallel {
println "ready: $it"
latch.countDown()
latch.await()
Thread.sleep((it as int) * 10)
println it
}
}
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nobeans commented May 31, 2011 

$ groovy sleepSort.groovy 5 2 4 3 1
ready: 1
ready: 5
ready: 3
ready: 4
ready: 2
1
2
3
4
5

$ groovy sleepSortWithGPars.groovy 5 2 4 3 1
ready: 5
ready: 4
ready: 2
ready: 3
ready: 1
1
2
3
4
5

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