private OracleTopComponent() {
initComponents();
org.openide.awt.Actions.connect(AddjButton, (Action) new AddAction());
org.openide.awt.Actions.connect(DeletejButton, (Action) new DeleteAction());
org.openide.awt.Actions.connect(RefreshjButton, (Action) new RefreshAction());
org.openide.awt.Actions.connect(UserjToggleButton, (Action) new UserOAccessAction());
org.openide.awt.Actions.connect(AlljToggleButton, (Action) new AllOAccessAction());
org.openide.awt.Actions.connect(DBAjToggleButton, (Action) new DBAOAccessAction());
// following line tells the top component which lookup should be associated with it