Use our throttle method, diff needs a little bit of work. May be buggy, use with care.

CraftBukkit-Patches/0025-Netty.patch

@@ -1,4 +1,4 @@
-From 621ccf948dca29b783bec47193d22a899efb586d Mon Sep 17 00:00:00 2001
+From f2ce2a2090688544df1fe5fd7d33ee5df2e98ada Mon Sep 17 00:00:00 2001
 From: md_5 <md_5@live.com.au>
 Date: Sun, 23 Jun 2013 16:32:51 +1000
 Subject: [PATCH] Netty
@@ -45,10 +45,33 @@ index 59444cb..9e6e318 100644
              this.getLogger().warning("**** FAILED TO BIND TO PORT!");
              this.getLogger().warning("The exception was: {0}", new Object[] { ioexception.toString()});
 diff --git a/src/main/java/net/minecraft/server/DedicatedServerConnectionThread.java b/src/main/java/net/minecraft/server/DedicatedServerConnectionThread.java
-index ef7e10d..5f2e42e 100644
+index ef7e10d..e25819d 100644
 --- a/src/main/java/net/minecraft/server/DedicatedServerConnectionThread.java
 +++ b/src/main/java/net/minecraft/server/DedicatedServerConnectionThread.java
-@@ -82,7 +82,7 @@ public class DedicatedServerConnectionThread extends Thread {
+@@ -66,23 +66,19 @@ public class DedicatedServerConnectionThread extends Thread {
+                     socket.close();
+                     continue;
+                 }
++                // CraftBukkit end
+ 
+-                connectionThrottle = ((MinecraftServer) this.e.d()).server.getConnectionThrottle();
+-
+-                synchronized (this.b) {
+-                    if (this.b.containsKey(address) && !"127.0.0.1".equals(address.getHostAddress()) && currentTime - ((Long) this.b.get(address)).longValue() < connectionThrottle) {
+-                        this.b.put(address, Long.valueOf(currentTime));
+-                        socket.close();
+-                        continue;
+-                    }
+-
+-                    this.b.put(address, Long.valueOf(currentTime));
++                // Spigot Start
++                if ( ( (org.spigotmc.MultiplexingServerConnection) MinecraftServer.getServer().ae() ).throttle( address ) )
++                {
++                    socket.close();
++                    continue;
+                 }
+-                // CraftBukkit end
++                // Spigot end
  
                  PendingConnection pendingconnection = new PendingConnection(this.e.d(), socket, "Connection #" + this.c++);