Data commit

Task/Concurrent-computing/Java/concurrent-computing-1.java

@@ -0,0 +1,7 @@
+Thread[] threads = new Thread[3];
+threads[0] = new Thread(() -> System.out.println("enjoy"));
+threads[1] = new Thread(() -> System.out.println("rosetta"));
+threads[2] = new Thread(() -> System.out.println("code"));
+Collections.shuffle(Arrays.asList(threads));
+for (Thread thread : threads)
+    thread.start();

Task/Concurrent-computing/Java/concurrent-computing-2.java

@@ -0,0 +1,33 @@
+import java.util.concurrent.CyclicBarrier;
+
+public class Threads
+{
+  public static class DelayedMessagePrinter implements Runnable
+  {
+    private CyclicBarrier barrier;
+    private String msg;
+
+    public DelayedMessagePrinter(CyclicBarrier barrier, String msg)
+    {
+      this.barrier = barrier;
+      this.msg = msg;
+    }
+
+    public void run()
+    {
+      try
+      {  barrier.await();  }
+      catch (Exception e)
+      {  }
+      System.out.println(msg);
+    }
+  }
+
+  public static void main(String[] args)
+  {
+    CyclicBarrier barrier = new CyclicBarrier(3);
+    new Thread(new DelayedMessagePrinter(barrier, "Enjoy")).start();
+    new Thread(new DelayedMessagePrinter(barrier, "Rosetta")).start();
+    new Thread(new DelayedMessagePrinter(barrier, "Code")).start();
+  }
+}