Java - Doble accion del combobox

jComboBox2.setEditable(true);

        jComboBox2.setModel(new javax.swing.DefaultComboBoxModel<>(new String[] { "Selecciona", "A", "B", "C", "D", "E" }));

        jComboBox2.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jComboBox2ActionPerformed(evt);

            }

        });

private void jComboBox2ActionPerformed(java.awt.event.ActionEvent evt) {

        c++;

        System.out.println(""+c);

    }

jComboBox1.setEditable(true);

        jComboBox1.setModel(new javax.swing.DefaultComboBoxModel<>(new String[]{"Selecciona", "A", "B", "C", "D", "E"}));

        jComboBox1.addItemListener(new java.awt.event.ItemListener() {

            @Override

            public void itemStateChanged(ItemEvent e) {

                jComboBox2ActionPerformed(e);

            }

        });

private void jComboBox2ActionPerformed(java.awt.event.ItemEvent evt) {

        if (evt.getStateChange() == ItemEvent.SELECTED) {

            c++;

            System.out.println("" + c);

        }

    }