EjbArticles from java world '''Webpage''' :http://www.javaworld.com '''Link''' :http://www.javaworld.com/javaworld/topicalindex/jw-ti-ejb.html '''Comments''' ---- ''Java theory and practice:'' '''Concurrent collections classes''' ConcurrentHashMap and CopyOnWriteArrayList offer thread safety and improved scalability Level: Introductory http://www-106.ibm.com/developerworks/java/library/j-jtp07233.html?open&ca=dgr-jw12j-jtp07233 ---- See: EjbArticles