From: Jérôme Benoit <jerome.benoit@piment-noir.org>
Date: Tue, 6 Mar 2018 22:38:54 +0000 (+0100)
Subject: TD1: Use a thread optimized random number generator.
X-Git-Url: https://git.piment-noir.org/?a=commitdiff_plain;h=b0f9b27c32d4599150eec0ce102695b328d87e7c;p=TD_SR.git

TD1: Use a thread optimized random number generator.

Signed-off-by: Jérôme Benoit <jerome.benoit@piment-noir.org>
---

diff --git a/TD1/exo2/ThreadJob.java b/TD1/exo2/ThreadJob.java
index dae83ba..32a7365 100644
--- a/TD1/exo2/ThreadJob.java
+++ b/TD1/exo2/ThreadJob.java
@@ -1,4 +1,4 @@
-import java.util.Random;
+import java.util.concurrent.ThreadLocalRandom;
 
 public class ThreadJob implements Runnable {
 
@@ -12,8 +12,7 @@ public class ThreadJob implements Runnable {
 
     public void run() {
         for (int j = 0; j < 10; j++) {
-            Random rand = new Random();
-            int sleep_time = rand.nextInt(201);
+            int sleep_time = ThreadLocalRandom.current().nextInt(201);
             try {
                 Thread.sleep(sleep_time);
             }