From 54f5c1636f9f517cb41de21c7ffcf4a6c805fbd5 Mon Sep 17 00:00:00 2001
From: Quentin Legot <legotquentin@gmail.com>
Date: Fri, 7 Apr 2023 11:32:41 +0200
Subject: [PATCH] Fix for older jdk versions

---
 src/main/java/fr/ntr/Main.java | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/main/java/fr/ntr/Main.java b/src/main/java/fr/ntr/Main.java
index fc7d4da..666ded6 100644
--- a/src/main/java/fr/ntr/Main.java
+++ b/src/main/java/fr/ntr/Main.java
@@ -1,5 +1,7 @@
 package fr.ntr;
 
+import fr.ntr.scheduler.MaxSNR;
+import fr.ntr.scheduler.ProportionalFair;
 import fr.ntr.scheduler.RoundRobin;
 import fr.ntr.scheduler.Scheduler;
 
@@ -13,6 +15,7 @@ import java.util.Objects;
 import java.util.Random;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
 
 public class Main {
 
@@ -100,7 +103,15 @@ public class Main {
                     System.exit(1);
                 }
             }
-            executor.close();
+            executor.shutdown();
+            try {
+                executor.awaitTermination(2, TimeUnit.MINUTES);
+            }
+            catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            executor.shutdownNow();
+
             System.out.println("Executor closed");
         }
         else {