is imported to:
. bluej
. bluej.collect
. bluej.editor.stride
. bluej.extensions
. bluej.extensions.event
. bluej.extmgr
. bluej.groupwork.actions
. bluej.pkgmgr
. bluej.pkgmgr.print
. bluej.pkgmgr.target.role
. bluej.stride.framedjava.frames
. greenfoot.core
. greenfoot.guifx
. greenfoot.guifx.classes
. greenfoot.guifx.export