Beispiel #1
0
        @Override
        public void run() {
          final RunningVM[] vms = p.getRunningVMs();
          final Object[] ar = new Object[((vms == null) ? 0 : vms.length) + 1];

          if (vms == null) {
            ar[0] = ERROR_GETTING_PROCESSES_ITEM_TEXT;
          } else if (vms.length == 0) {
            ar[0] = NO_PROCESSES_ITEM_TEXT;
          } else {
            ar[0] = SELECT_PROCESS_ITEM_TEXT;
            arraycopy(vms, 0, ar, 1, vms.length);
          }
          invokeLater(
              () -> {
                combo.setEnabled(true);
                combo.setModel(new DefaultComboBoxModel<>(ar));
                updateInfo();
              });
        }
Beispiel #2
0
/**
 * A panel that allows to select a process PID from a combo box of all running processes
 *
 * @author Tomas Hurka
 * @author Ian Formanek
 */
public final class PIDSelectPanel extends JPanel implements ActionListener {
  private final JpsProxy p = JpsProxy.getInstance();

  // ~ Inner Classes
  // ------------------------------------------------------------------------------------------------------------

  private static class PIDComboRenderer extends DefaultListCellRenderer {
    // ~ Methods
    // --------------------------------------------------------------------------------------------------------------

    @Override
    public Component getListCellRendererComponent(
        JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
      if (value instanceof RunningVM) {
        RunningVM vm = (RunningVM) value;
        String args = vm.getMainArgs();

        if (args == null) {
          args = ""; // NOI18N
        } else {
          args = " " + args; // NOI18N
        }

        String text =
            format(
                VM_COMBO_ITEM_TEXT, new Object[] {vm.getMainClass(), "" + vm.getPid()}); // NOI18N

        return super.getListCellRendererComponent(list, text, index, isSelected, cellHasFocus);
      } else {
        return super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
      }
    }
  }

  // ~ Static fields/initializers
  // -----------------------------------------------------------------------------------------------

  // -----
  // I18N String constants
  private static final String REFRESH_BUTTON_NAME =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_RefreshButtonName"); // NOI18N
  private static final String PID_LABEL_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_PidLabelText"); // NOI18N
  private static final String MAIN_CLASS_LABEL_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_MainClassLabelText"); // NOI18N
  private static final String ARGUMENTS_LABEL_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ArgumentsLabelText"); // NOI18N
  private static final String VM_ARGUMENTS_LABEL_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_VmArgumentsLabelText"); // NOI18N
  private static final String VM_FLAGS_LABEL_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_VmFlagsLabelText"); // NOI18N
  private static final String VM_COMBO_ITEM_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_VmComboItemText"); // NOI18N
  private static final String PROCESSES_LIST_ITEM_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ProcessesListItemText"); // NOI18N
  private static final String ERROR_GETTING_PROCESSES_ITEM_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ErrorGettingProcessesItemText"); // NOI18N
  private static final String NO_PROCESSES_ITEM_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_NoProcessesItemText"); // NOI18N
  private static final String SELECT_PROCESS_ITEM_TEXT =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_SelectProcessItemText"); // NOI18N
  private static final String OK_BUTTON_NAME =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_OkButtonName"); // NOI18N
  private static final String SELECT_PROCESS_DIALOG_CAPTION =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_SelectProcessDialogCaption"); // NOI18N
  private static final String COMBO_ACCESS_NAME =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ComboAccessName"); // NOI18N
  private static final String COMBO_ACCESS_DESCR =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ComboAccessDescr"); // NOI18N
  private static final String BUTTON_ACCESS_DESCR =
      getMessage(PIDSelectPanel.class, "PIDSelectPanel_ButtonAccessDescr"); // NOI18N
  // -----
  private static final int MAX_WIDTH = 500;

  // ~ Instance fields
  // ----------------------------------------------------------------------------------------------------------

  private final JButton button;
  private final JButton okButton;
  private JComboBox<Object> combo;
  private final JLabel argumentsLabel;
  private final JLabel mainClassLabel;
  private final JLabel pidLabel;
  private final JLabel vmArgumentsLabel;
  private final JLabel vmFlagsLabel;

  // ~ Constructors
  // -------------------------------------------------------------------------------------------------------------

  public PIDSelectPanel(JButton okButton) {
    this.okButton = okButton;

    combo = new JComboBox<>();
    button = new JButton(REFRESH_BUTTON_NAME);

    JPanel infoPanel = new JPanel();
    infoPanel.setLayout(new GridBagLayout());

    GridBagConstraints labelGbc = new GridBagConstraints();
    labelGbc.insets = new Insets(3, 5, 0, 0);
    labelGbc.anchor = WEST;

    GridBagConstraints valueGbc = new GridBagConstraints();
    valueGbc.weightx = 1.0;
    valueGbc.fill = HORIZONTAL;
    valueGbc.insets = new Insets(3, 5, 0, 5);
    valueGbc.gridwidth = REMAINDER;
    valueGbc.anchor = WEST;

    JLabel l;

    l = new JLabel(PID_LABEL_TEXT);
    l.setFont(l.getFont().deriveFont(BOLD));
    infoPanel.add(l, labelGbc);
    infoPanel.add(pidLabel = new JLabel(), valueGbc);
    l = new JLabel(MAIN_CLASS_LABEL_TEXT);
    l.setFont(l.getFont().deriveFont(BOLD));
    infoPanel.add(l, labelGbc);
    infoPanel.add(mainClassLabel = new JLabel(), valueGbc);
    l = new JLabel(ARGUMENTS_LABEL_TEXT);
    l.setFont(l.getFont().deriveFont(BOLD));
    infoPanel.add(l, labelGbc);
    infoPanel.add(argumentsLabel = new JLabel(), valueGbc);
    l = new JLabel(VM_ARGUMENTS_LABEL_TEXT);
    l.setFont(l.getFont().deriveFont(BOLD));
    infoPanel.add(l, labelGbc);
    infoPanel.add(vmArgumentsLabel = new JLabel(), valueGbc);
    l = new JLabel(VM_FLAGS_LABEL_TEXT);
    l.setFont(l.getFont().deriveFont(BOLD));
    infoPanel.add(l, labelGbc);
    infoPanel.add(vmFlagsLabel = new JLabel(), valueGbc);

    combo.setRenderer(new PIDComboRenderer());
    combo.getAccessibleContext().setAccessibleName(COMBO_ACCESS_NAME);
    combo.getAccessibleContext().setAccessibleDescription(COMBO_ACCESS_DESCR);

    button.getAccessibleContext().setAccessibleDescription(BUTTON_ACCESS_DESCR);

    setBorder(createEmptyBorder(12, 12, 12, 12));
    setLayout(new BorderLayout(0, 10));

    JPanel northPanel = new JPanel();
    northPanel.setLayout(new BorderLayout(5, 0));

    northPanel.add(combo, CENTER);
    northPanel.add(button, EAST);

    add(northPanel, NORTH);
    add(infoPanel, CENTER);

    okButton.setEnabled(false);

    refreshCombo();

    button.addActionListener(this);
    combo.addActionListener(this);
  }

  // ~ Methods
  // ------------------------------------------------------------------------------------------------------------------

  public int getPID() {
    Object sel = combo.getSelectedItem();

    if ((sel != null) && sel instanceof RunningVM) {
      return ((RunningVM) sel).getPid();
    }

    return -1;
  }

  public Dimension getPreferredSize() {
    Dimension d = super.getPreferredSize();

    return new Dimension(max(d.width, MAX_WIDTH), d.height);
  }

  @Override
  public void actionPerformed(ActionEvent e) {
    if (e.getSource() == button) {
      refreshCombo();
    } else if (e.getSource() == combo) {
      okButton.setEnabled(combo.getSelectedItem() instanceof RunningVM);
      updateInfo();
    }
  }

  public static int selectPID() {
    JButton okButton = new JButton(OK_BUTTON_NAME);
    PIDSelectPanel pidSelect = new PIDSelectPanel(okButton);

    DialogDescriptor dd =
        new DialogDescriptor(
            pidSelect,
            SELECT_PROCESS_DIALOG_CAPTION,
            true,
            new Object[] {okButton, CANCEL_OPTION},
            okButton,
            BOTTOM_ALIGN,
            null,
            null);
    Dialog d = DialogDisplayer.getDefault().createDialog(dd);
    d.setVisible(true);

    if (dd.getValue() == okButton) {
      return pidSelect.getPID();
    } else {
      return -1;
    }
  }

  private final Runnable comboRefresher =
      new Runnable() {
        @Override
        public void run() {
          final RunningVM[] vms = p.getRunningVMs();
          final Object[] ar = new Object[((vms == null) ? 0 : vms.length) + 1];

          if (vms == null) {
            ar[0] = ERROR_GETTING_PROCESSES_ITEM_TEXT;
          } else if (vms.length == 0) {
            ar[0] = NO_PROCESSES_ITEM_TEXT;
          } else {
            ar[0] = SELECT_PROCESS_ITEM_TEXT;
            arraycopy(vms, 0, ar, 1, vms.length);
          }
          invokeLater(
              () -> {
                combo.setEnabled(true);
                combo.setModel(new DefaultComboBoxModel<>(ar));
                updateInfo();
              });
        }
      };

  private void refreshCombo() {
    okButton.setEnabled(false);
    combo.setEnabled(false);
    combo.setModel(new DefaultComboBoxModel<>(new Object[] {PROCESSES_LIST_ITEM_TEXT}));
    getDefault().post(comboRefresher);
  }

  private void updateInfo() {
    Object sel = combo.getSelectedItem();

    if ((sel != null) && sel instanceof RunningVM) {
      RunningVM vm = (RunningVM) sel;
      pidLabel.setText("" + vm.getPid()); // NOI18N
      mainClassLabel.setText(vm.getMainClass());
      argumentsLabel.setText(vm.getMainArgs());
      vmArgumentsLabel.setText(vm.getVMArgs());
      vmFlagsLabel.setText(vm.getVMFlags());
    } else {
      pidLabel.setText(""); // NOI18N
      mainClassLabel.setText(""); // NOI18N
      argumentsLabel.setText(""); // NOI18N
      vmArgumentsLabel.setText(""); // NOI18N
      vmFlagsLabel.setText(""); // NOI18N
    }
  }
}