public synchronized void install() {
debugState = debugService.getState();
DebugSession currentSession = debugService.getCurrentSession();
setSession(currentSession);
if (currentSession != null) {
currentSession.addListener(debugSessionListener);
}
update();
expressionArea.getDocument().addDocumentListener(docListener);
debugService.addListener(debugSvcListener);
dataElementsModel.addPropertyChangeListener(ScriptDataElementsModel.DATA_ELEMENTS, deListener);