stuartwdouglas

@Produces
@SomeQualifier
public Dools setupDroolsConfig()
{
 //set up the configuration and return it. 
 //any producer that returns a Drools automatically installs a
 //set of generic beans with the same qualifier
}

stuartwdouglas

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at

stuartwdouglas

b() {
  cd /Users/stuartdouglas/workspace/jboss-as
  cd $1
  mvn install 
  cp target/*.jar ../build/target/$JBOSS_VERSION/modules/org/jboss/as/$1/main
}

stuartwdouglas

<subsystem name="undertow"  >

  <worker accept-threads="5" read-threads="5" write-threads="5" >
    <high-water-mark value="10000" />
    ... more options....
  </worker>

  <http-listener name="listener1" socket="my-binding" handler="myHandlerChain">
    <tcp-nodelay value="true" >
  </http-listener>

stuartwdouglas

Working backwards:

HEAD(Effectivly 'Use our LTQ') = 96k
Do not use linked transfer queue in the buffer pool = 117k
Add a per-thread queue to the buffer pool = 110k
Fix problem where class cannot be linked due to a catch clause for a missing exception type = 108k

stuartwdouglas

public class MagicLand {

    static {
        try {
            Field field = Math.class.getDeclaredField("randomNumberGenerator");
            field.setAccessible(true);
            field.set(null, new Random() {
                @Override
                public double nextDouble() {
                    return 0;

stuartwdouglas

public class MagicLand {
    public static void main(String[] args) {
        for (int i = 0; i < (Math.random() * 500) + 2; i++) {
            if (Unicorn.pat()) {
                System.out.println("UNICORN #1: PAT THIS UNICORN ONCE");
            }
        }
 
        for (int i = 0; i < (Math.random() * 500) + 2; i++) {
            if (Unicorn.pat()) {

stuartwdouglas

public class MagicLand {

    static {
        try {
            Field field = Math.class.getDeclaredField("randomNumberGenerator");
            field.setAccessible(true);
            field.set(null, new Random() {
                @Override
                public double nextDouble() {
                    return 0;

stuartwdouglas

:stop-servers
/server-group=lb:add(profile=load-balancer, socket-binding-group=load-balancer-sockets)
/host=master/server-config=la:add(group=lb)
/server-group=ha:add(profile=ha, socket-binding-group=ha-sockets)
/host=master/server-config=s1:add(group=ha, socket-binding-port-offset=100)
deploy ~/workspace/modcluster-example/load-balancing-demo/target/clustering-demo.war --server-groups=ha
/server-group=ha:start-servers
/server-group=lb:start-servers

stuartwdouglas

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;

/**
 * @author Stuart Douglas
 */
@WebListener
public class SessionIDChangeListener implements ServletContextListener {
    @Override