@Override protected void performApply() { beforeAction.clear(); for (TableItem item : keyTable.getItems()) { if (item.getChecked()) { String key = item.getText(1); String des = item.getText(2); beforeAction.put(key, des); } } keySetPro = beforeAction; CommonFuncUtilities.refreshPrefsContent( new Object[] {keySetClass, keySetInd, keySetPro}, new String[] {"OWLClass_", "OWLIndividual_", "OWLProperty_"}, keySetOWL); }