Due to requests from different customers and not break some of the existing applications,classloader caching support should be added to the new Plug-in model.
In the new plug-in's implementation of the class loader cache, it is essential to allow applets to opt out of the entire mechanism. The current thinking is to support a new parameter to the applet tag like
which would prevent the class loader cache from being consulted for that applet instance. For compatibility reasons, however, it seems increasingly likely that by default the class loader cache will have to be used.