ScopedPreferenceStore s = new ScopedPreferenceStore(new InstanceScope(), "com.tts.abap2uml.ui"); System.out.println(s.contains("classAbreviation"));
String a = Platform.getPreferencesService().getString("com.tts.uml2abap.ui", "classAbreviation", "Test", null ); System.out.println("test: " + a );
Preferences prefs = new InstanceScope().getNode("com.tts.uml2abap.ui.perfs");
%workspace%metadata etc.