ABSTRACT      With the increasing use of parallel and asychronous processing in our Java applications the details of the Java Memory Model become more and more important.  This tutorial gives an overview of the Java Memory Model, the issues regarding visibility of memor modifications, the reordering of operations, the memory effects of volatile and atomic variables, the implementation of immutable types, the meaning of final fields and the initialization guarantee.

Level:	average
Duration:	60  min
Audience:	Java developers who develop multi-thread software and want to prepare their programs for use on multi-cpu platforms.  Java developers with an interest in performance optimizations.  Java developers with an interest in concurrent programming in general who want to brush up their knowledge.
Prerequisites:	Working knowledge of Java concurrency.
Presented at:	rhein-JUG 2009 , Mainz, Germany, March 9, 2009 JAX 2009 , Mainz, Germany, April 20-24, 2009 Java Forum Stuttgart 2009 , Stuttgart, Germany, July 2, 2009 W-JAX 2009 , München, Germany, November 9-13, 2009 JSF Days 2010 , Vienna, Austria, February 23-25, 2010