The AWT Focus SubsystemThe AWT Focus Subsystem Prior to Java 2 Standard Edition, JDK 1.4, the AWT focus subsystem was inadequate. It suffered from major design and API problems, as well as over a hundred open bugs. Many of these bugs were caused by platform inconsistencies, or incompatibilities between the native focus system for heavyweights and the Java focus system for lightweights. The single worst problem with the
