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Executor フレームワークの挑戦問題の解答 #3

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Executor フレームワークの挑戦問題の解答 #3

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17 changes: 12 additions & 5 deletions src/main/scala/TenThousandNamePrinter.scala
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Original file line number Diff line number Diff line change
@@ -1,10 +1,17 @@
import java.util.concurrent.Executors

object TenThousandNamePrinter extends App {
val executors = Executors.newFixedThreadPool(10);

for (i <- 1 to 10000) {
new Thread(() => {
Thread.sleep(1000)
println(Thread.currentThread().getName)
}).start()
val futures = for (i <- 1 to 10000) yield {
executors.submit(new Runnable {
override def run(): Unit = {
Thread.sleep(1000)
println(Thread.currentThread().getName)
}
})
}

futures.foreach(f => f.get())
executors.shutdown()
}