Java - ayuda con evntos

private void jList_BasesDatosMouseClicked(java.awt.event.MouseEvent evt) {

        String seleccion = (String) this.jList_BasesDatos.getSelectedValue().toString();

        seleccion = (String) seleccion.substring(5, seleccion.length());

        seleccion=seleccion.split("\\.")[0];

        if (this.conexion!=null){this.conexion.cerraCon();}

        this.conexion=new Conexion(seleccion);

        try {

            String[] nombresTablas = op.nombresTablas(this.conexion.accederBD());

            if (nombresTablas!=null){

                for (int i=0;i<nombresTablas.length;i++){

                this.dflListaTab.addElement(nombresTablas[i]);

                }

            }

        } catch (SQLException ex) {

            Logger.getLogger(VentanaMain.class.getName()).log(Level.SEVERE, null, ex);

        }

    }

private void executeConnection() {

}

public TestJList() {

    // TODO Auto-generated constructor stub

    cmbList = new JList();

    cmbList.addMouseListener(new MouseAdapter() {

        @Override

        public void mouseClicked(MouseEvent e) {

            // TODO Auto-generated method stub

            //super.mouseClicked(e);

            TestJList.this.executeConnection();

        }

    });

}