September 18, 2004

he Java virtual machine (JVM) specification dictates that any JVM implementation must include a garbage collector (GC) to reclaim unused memory (i.e., unreachable objects) [JVMS2 1999]. However, the behavior and

thorough understanding of Layout Managers is essential to building complex user interfaces in Java applications. The Standard Widget Toolkit (SWT) provides five different layout managers. This article uses simple examples