http://www.developer.com/java/article.php/3898766/Working-with-Java-Threads-Before-and-After-JDK-5.htm
When a Java developer builds multithreaded enterprise applications, these are some of the major issues he or she has to face: Developers will find plenty of articles about Java threads on the Web, but lost in all the details about the JDK1.5 threading framework's features is a critical analysis of the classic pre-JDK1.5 framework which still has its uses. The JDK1.5 threading framework did provide several new features and fine-grained control, which made writing multithreaded Java applications easier than using the classic pre-JDK1.5 framework. However, the process remains challenging and error prone. In his JavaBoutique.com article, Avneet Mangat compares all of the old and new threading-related classes in Java.
Working with Java Threads Before and After JDK 5
August 16, 2010
Read the full story at Java Boutique:
Java Threads Revisited: Classic vs. New