Screaming Penguin - Source Does Matter

Yet another great article at developerWorks. This one describes programming idioms for java2's new "Reference" classes. These classes allow you to define just how strong a "reference" is and therefore somewhat control garbage collection. This is accomplished by a new set of classes that stipulate more exactly when a reference is still needed. For more see the linked tutorial, its good stuff.   Guidelines for using the Java 2 reference classes: developerWorks