From dbb802bb2836639346bb9034d658ecd13a005a6a Mon Sep 17 00:00:00 2001
From: Andy Janata <ajanata@gmail.com>
Date: Mon, 30 Jan 2012 23:54:05 -0800
Subject: [PATCH] delay 5ms after noticing the user has a queued message before
 returning it in case other messages arrive immediately thereafter

---
 src/net/socialgamer/cah/LongPollServlet.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/net/socialgamer/cah/LongPollServlet.java b/src/net/socialgamer/cah/LongPollServlet.java
index 097361e..0a07f4f 100644
--- a/src/net/socialgamer/cah/LongPollServlet.java
+++ b/src/net/socialgamer/cah/LongPollServlet.java
@@ -74,6 +74,12 @@ public class LongPollServlet extends CahServlet {
       }
     }
     if (user.hasQueuedMessages()) {
+      try {
+        // Delay for a short while in case there will be other messages queued to be delivered.
+        Thread.sleep(5);
+      } catch (final InterruptedException ie) {
+        // pass
+      }
       final Collection<QueuedMessage> msgs = user.getNextQueuedMessages(MAX_MESSAGES_PER_POLL);
       // just in case...
       if (msgs.size() > 0) {