JDK 11 jdk.jconsole.jmod - JConsole Tool

JDK 11 jdk.jconsole.jmod is the JMOD file for JDK 11 JConsole tool, which can be invoked by the "jconsole" command.

JDK 11 JConsole tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jconsole.jmod.

JDK 11 JConsole tool compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 JConsole tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jconsole.

You can click and view the content of each source code file in the list below.

✍: FYIcenter

sun/tools/jconsole/inspector/XMBeanAttributes.java

/*
 * Copyright (c) 2004, 2012, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package sun.tools.jconsole.inspector;


import java.awt.Component;
import java.awt.EventQueue;
import java.awt.Dimension;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.IOException;

import java.lang.reflect.Array;

import java.util.EventObject;
import java.util.HashMap;
import java.util.WeakHashMap;

import java.util.concurrent.ExecutionException;
import java.lang.System.Logger;
import java.lang.System.Logger.Level;
import javax.management.JMException;
import javax.management.MBeanInfo;
import javax.management.MBeanAttributeInfo;
import javax.management.AttributeList;
import javax.management.Attribute;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.TabularData;

import javax.swing.JComponent;
import javax.swing.JOptionPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.SwingWorker;
import javax.swing.event.ChangeEvent;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;

import sun.tools.jconsole.MBeansTab;
import sun.tools.jconsole.JConsole;
import sun.tools.jconsole.Messages;
import sun.tools.jconsole.ProxyClient.SnapshotMBeanServerConnection;

/*IMPORTANT :
  There is a deadlock issue there if we don't synchronize well loadAttributes,
  refresh attributes and empty table methods since a UI thread can call
  loadAttributes and at the same time a JMX notification can raise an
  emptyTable. Since there are synchronization in the JMX world it's
  COMPULSORY to not call the JMX world in synchronized blocks */
@SuppressWarnings("serial")
public class XMBeanAttributes extends XTable {

    final Logger LOGGER =
            System.getLogger(XMBeanAttributes.class.getPackage().getName());

    private final static String[] columnNames =
    {Messages.NAME,
     Messages.VALUE};

    private XMBean mbean;
    private MBeanInfo mbeanInfo;
    private MBeanAttributeInfo[] attributesInfo;
    private HashMap<String, Object> attributes;
    private HashMap<String, Object> unavailableAttributes;
    private HashMap<String, Object> viewableAttributes;
    private WeakHashMap<XMBean, HashMap<String, ZoomedCell>> viewersCache =
            new WeakHashMap<XMBean, HashMap<String, ZoomedCell>>();
    private final TableModelListener attributesListener;
    private MBeansTab mbeansTab;
    private TableCellEditor valueCellEditor = new ValueCellEditor();
    private int rowMinHeight = -1;
    private AttributesMouseListener mouseListener = new AttributesMouseListener();

    private static TableCellEditor editor =
            new Utils.ReadOnlyTableCellEditor(new JTextField());

    public XMBeanAttributes(MBeansTab mbeansTab) {
        super();
        this.mbeansTab = mbeansTab;
        ((DefaultTableModel)getModel()).setColumnIdentifiers(columnNames);
        attributesListener = new AttributesListener(this);
        getModel().addTableModelListener(attributesListener);
        getColumnModel().getColumn(NAME_COLUMN).setPreferredWidth(40);

        addMouseListener(mouseListener);
        getTableHeader().setReorderingAllowed(false);
        setColumnEditors();
        addKeyListener(new Utils.CopyKeyAdapter());
    }

    @Override
    public synchronized Component prepareRenderer(TableCellRenderer renderer,
                                                  int row, int column) {
        //In case we have a repaint thread that is in the process of
        //repainting an obsolete table, just ignore the call.
        //It can happen when MBean selection is switched at a very quick rate
        if(row >= getRowCount())
            return null;
        else
            return super.prepareRenderer(renderer, row, column);
    }

    void updateRowHeight(Object obj, int row) {
        ZoomedCell cell = null;
        if(obj instanceof ZoomedCell) {
            cell = (ZoomedCell) obj;
            if(cell.isInited())
                setRowHeight(row, cell.getHeight());
            else
                if(rowMinHeight != - 1)
                    setRowHeight(row, rowMinHeight);
        } else
            if(rowMinHeight != - 1)
                setRowHeight(row, rowMinHeight);
    }

    @Override
    public synchronized TableCellRenderer getCellRenderer(int row,
            int column) {
        //In case we have a repaint thread that is in the process of
        //repainting an obsolete table, just ignore the call.
        //It can happen when MBean selection is switched at a very quick rate
        if (row >= getRowCount()) {
            return null;
        } else {
            if (column == VALUE_COLUMN) {
                Object obj = getModel().getValueAt(row, column);
                if (obj instanceof ZoomedCell) {
                    ZoomedCell cell = (ZoomedCell) obj;
                    if (cell.isInited()) {
                        DefaultTableCellRenderer renderer =
                                (DefaultTableCellRenderer) cell.getRenderer();
                        renderer.setToolTipText(getToolTip(row,column));
                        return renderer;
                    }
                }
            }
            DefaultTableCellRenderer renderer = (DefaultTableCellRenderer)
                super.getCellRenderer(row, column);
            if (!isCellError(row, column)) {
                if (!(isColumnEditable(column) && isWritable(row) &&
                      Utils.isEditableType(getClassName(row)))) {
                    renderer.setForeground(getDefaultColor());
                }
            }
            return renderer;
        }
    }

    private void setColumnEditors() {
        TableColumnModel tcm = getColumnModel();
        for (int i = 0; i < columnNames.length; i++) {
            TableColumn tc = tcm.getColumn(i);
            if (isColumnEditable(i)) {
                tc.setCellEditor(valueCellEditor);
            } else {
                tc.setCellEditor(editor);
            }
        }
    }

    public void cancelCellEditing() {
        if (LOGGER.isLoggable(Level.TRACE)) {
            LOGGER.log(Level.TRACE, "Cancel Editing Row: "+getEditingRow());
        }
        final TableCellEditor tableCellEditor = getCellEditor();
        if (tableCellEditor != null) {
            tableCellEditor.cancelCellEditing();
        }
    }

    public void stopCellEditing() {
        if (LOGGER.isLoggable(Level.TRACE)) {
            LOGGER.log(Level.TRACE, "Stop Editing Row: "+getEditingRow());
        }
        final TableCellEditor tableCellEditor = getCellEditor();
        if (tableCellEditor != null) {
            tableCellEditor.stopCellEditing();
        }
    }

    @Override
    public final boolean editCellAt(final int row, final int column, EventObject e) {
        if (LOGGER.isLoggable(Level.TRACE)) {
            LOGGER.log(Level.TRACE, "editCellAt(row="+row+", col="+column+
                    ", e="+e+")");
        }
        if (JConsole.isDebug()) {
            System.err.println("edit: "+getValueName(row)+"="+getValue(row));
        }
        boolean retVal = super.editCellAt(row, column, e);
        if (retVal) {
            final TableCellEditor tableCellEditor =
                    getColumnModel().getColumn(column).getCellEditor();
            if (tableCellEditor == valueCellEditor) {
                ((JComponent) tableCellEditor).requestFocus();
            }
        }
        return retVal;
    }

    @Override
    public boolean isCellEditable(int row, int col) {
        // All the cells in non-editable columns are editable
        if (!isColumnEditable(col)) {
            return true;
        }
        // Maximized zoomed cells are editable
        Object obj = getModel().getValueAt(row, col);
        if (obj instanceof ZoomedCell) {
            ZoomedCell cell = (ZoomedCell) obj;
            return cell.isMaximized();
        }
        return true;
    }

    @Override
    public void setValueAt(Object value, int row, int column) {
        if (!isCellError(row, column) && isColumnEditable(column) &&
            isWritable(row) && Utils.isEditableType(getClassName(row))) {
            if (JConsole.isDebug()) {
                System.err.println("validating [row="+row+", column="+column+
                        "]: "+getValueName(row)+"="+value);
            }
            super.setValueAt(value, row, column);
        }
    }

    //Table methods

    public boolean isTableEditable() {
        return true;
    }

    public void setTableValue(Object value, int row) {
    }

    public boolean isColumnEditable(int column) {
        if (column < getColumnCount()) {
            return getColumnName(column).equals(Messages.VALUE);
        }
        else {
            return false;
        }
    }

    public String getClassName(int row) {
        int index = convertRowToIndex(row);
        if (index != -1) {
            return attributesInfo[index].getType();
        }
        else {
            return null;
        }
    }


    public String getValueName(int row) {
        int index = convertRowToIndex(row);
        if (index != -1) {
            return attributesInfo[index].getName();
        }
        else {
            return null;
        }
    }

    public Object getValue(int row) {
        final Object val = ((DefaultTableModel) getModel())
                .getValueAt(row, VALUE_COLUMN);
        return val;
    }

    //tool tip only for editable column
    @Override
    public String getToolTip(int row, int column) {
        if (isCellError(row, column)) {
            return (String) unavailableAttributes.get(getValueName(row));
        }
        if (isColumnEditable(column)) {
            Object value = getValue(row);
            String tip = null;
            if (value != null) {
                tip = value.toString();
                if(isAttributeViewable(row, VALUE_COLUMN))
                    tip = Messages.DOUBLE_CLICK_TO_EXPAND_FORWARD_SLASH_COLLAPSE+
                        ". " + tip;
            }

            return tip;
        }

        if(column == NAME_COLUMN) {
            int index = convertRowToIndex(row);
            if (index != -1) {
                return attributesInfo[index].getDescription();
            }
        }
        return null;
    }

    public synchronized boolean isWritable(int row) {
        int index = convertRowToIndex(row);
        if (index != -1) {
            return (attributesInfo[index].isWritable());
        }
        else {
            return false;
        }
    }

    /**
     * Override JTable method in order to make any call to this method
     * atomic with TableModel elements.
     */
    @Override
    public synchronized int getRowCount() {
        return super.getRowCount();
    }

    public synchronized boolean isReadable(int row) {
        int index = convertRowToIndex(row);
        if (index != -1) {
            return (attributesInfo[index].isReadable());
        }
        else {
            return false;
        }
    }

    public synchronized boolean isCellError(int row, int col) {
        return (isColumnEditable(col) &&
                (unavailableAttributes.containsKey(getValueName(row))));
    }

    public synchronized boolean isAttributeViewable(int row, int col) {
        boolean isViewable = false;
        if(col == VALUE_COLUMN) {
            Object obj = getModel().getValueAt(row, col);
            if(obj instanceof ZoomedCell)
                isViewable = true;
        }

        return isViewable;
    }

    // Call this in EDT
    public void loadAttributes(final XMBean mbean, final MBeanInfo mbeanInfo) {

        final SwingWorker<Runnable,Void> load =
                new SwingWorker<Runnable,Void>() {
            @Override
            protected Runnable doInBackground() throws Exception {
                return doLoadAttributes(mbean,mbeanInfo);
            }

            @Override
            protected void done() {
                try {
                    final Runnable updateUI = get();
                    if (updateUI != null) updateUI.run();
                } catch (RuntimeException x) {
                    throw x;
                } catch (ExecutionException x) {
                    if(JConsole.isDebug()) {
                       System.err.println(
                               "Exception raised while loading attributes: "
                               +x.getCause());
                       x.printStackTrace();
                    }
                } catch (InterruptedException x) {
                    if(JConsole.isDebug()) {
                       System.err.println(
                            "Interrupted while loading attributes: "+x);
                       x.printStackTrace();
                    }
                }
            }

        };
        mbeansTab.workerAdd(load);
    }

    // Don't call this in EDT, but execute returned Runnable inside
    // EDT - typically in the done() method of a SwingWorker
    // This method can return null.
    private Runnable doLoadAttributes(final XMBean mbean, MBeanInfo infoOrNull)
        throws JMException, IOException {
        // To avoid deadlock with events coming from the JMX side,
        // we retrieve all JMX stuff in a non synchronized block.

        if(mbean == null) return null;
        final MBeanInfo curMBeanInfo =
                (infoOrNull==null)?mbean.getMBeanInfo():infoOrNull;

        final MBeanAttributeInfo[] attrsInfo = curMBeanInfo.getAttributes();
        final HashMap<String, Object> attrs =
            new HashMap<String, Object>(attrsInfo.length);
        final HashMap<String, Object> unavailableAttrs =
            new HashMap<String, Object>(attrsInfo.length);
        final HashMap<String, Object> viewableAttrs =
            new HashMap<String, Object>(attrsInfo.length);
        AttributeList list = null;

        try {
            list = mbean.getAttributes(attrsInfo);
        }catch(Exception e) {
            if (JConsole.isDebug()) {
                System.err.println("Error calling getAttributes() on MBean \"" +
                                   mbean.getObjectName() + "\". JConsole will " +
                                   "try to get them individually calling " +
                                   "getAttribute() instead. Exception:");
                e.printStackTrace(System.err);
            }
            list = new AttributeList();
            //Can't load all attributes, do it one after each other.
            for(int i = 0; i < attrsInfo.length; i++) {
                String name = null;
                try {
                    name = attrsInfo[i].getName();
                    Object value =
                        mbean.getMBeanServerConnection().
                        getAttribute(mbean.getObjectName(), name);
                    list.add(new Attribute(name, value));
                }catch(Exception ex) {
                    if(attrsInfo[i].isReadable()) {
                        unavailableAttrs.put(name,
                                Utils.getActualException(ex).toString());
                    }
                }
            }
        }
        try {
            int att_length = list.size();
            for (int i=0;i<att_length;i++) {
                Attribute attribute = (Attribute) list.get(i);
                if(isViewable(attribute)) {
                    viewableAttrs.put(attribute.getName(),
                                           attribute.getValue());
                }
                else
                    attrs.put(attribute.getName(),attribute.getValue());

            }
            // if not all attributes are accessible,
            // check them one after the other.
            if (att_length < attrsInfo.length) {
                for (int i=0;i<attrsInfo.length;i++) {
                    MBeanAttributeInfo attributeInfo = attrsInfo[i];
                    if (!attrs.containsKey(attributeInfo.getName()) &&
                        !viewableAttrs.containsKey(attributeInfo.
                                                        getName()) &&
                        !unavailableAttrs.containsKey(attributeInfo.
                                                           getName())) {
                        if (attributeInfo.isReadable()) {
                            // getAttributes didn't help resolving the
                            // exception.
                            // We must call it again to understand what
                            // went wrong.
                            try {
                                Object v =
                                    mbean.getMBeanServerConnection().getAttribute(
                                    mbean.getObjectName(), attributeInfo.getName());
                                //What happens if now it is ok?
                                // Be pragmatic, add it to readable...
                                attrs.put(attributeInfo.getName(),
                                               v);
                            }catch(Exception e) {
                                //Put the exception that will be displayed
                                // in tooltip
                                unavailableAttrs.put(attributeInfo.getName(),
                                        Utils.getActualException(e).toString());
                            }
                        }
                    }
                }
            }
        }
        catch(Exception e) {
            //sets all attributes unavailable except the writable ones
            for (int i=0;i<attrsInfo.length;i++) {
                MBeanAttributeInfo attributeInfo = attrsInfo[i];
                if (attributeInfo.isReadable()) {
                    unavailableAttrs.put(attributeInfo.getName(),
                                              Utils.getActualException(e).
                                              toString());
                }
            }
        }
        //end of retrieval

        //one update at a time
        return new Runnable() {
            public void run() {
                synchronized (XMBeanAttributes.this) {
                    XMBeanAttributes.this.mbean = mbean;
                    XMBeanAttributes.this.mbeanInfo = curMBeanInfo;
                    XMBeanAttributes.this.attributesInfo = attrsInfo;
                    XMBeanAttributes.this.attributes = attrs;
                    XMBeanAttributes.this.unavailableAttributes = unavailableAttrs;
                    XMBeanAttributes.this.viewableAttributes = viewableAttrs;

                    DefaultTableModel tableModel =
                            (DefaultTableModel) getModel();

                    // add attribute information
                    emptyTable(tableModel);

                    addTableData(tableModel,
                            mbean,
                            attrsInfo,
                            attrs,
                            unavailableAttrs,
                            viewableAttrs);

                    // update the model with the new data
                    tableModel.newDataAvailable(new TableModelEvent(tableModel));
                    // re-register for change events
                    tableModel.addTableModelListener(attributesListener);
                }
            }
        };
    }

    void collapse(String attributeName, final Component c) {
        final int row = getSelectedRow();
        Object obj = getModel().getValueAt(row, VALUE_COLUMN);
        if(obj instanceof ZoomedCell) {
            cancelCellEditing();
            ZoomedCell cell = (ZoomedCell) obj;
            cell.reset();
            setRowHeight(row,
                         cell.getHeight());
            editCellAt(row,
                       VALUE_COLUMN);
            invalidate();
            repaint();
        }
    }

    ZoomedCell updateZoomedCell(int row,
                                int col) {
        Object obj = getModel().getValueAt(row, VALUE_COLUMN);
        ZoomedCell cell = null;
        if(obj instanceof ZoomedCell) {
            cell = (ZoomedCell) obj;
            if(!cell.isInited()) {
                Object elem = cell.getValue();
                String attributeName =
                    (String) getModel().getValueAt(row,
                                                   NAME_COLUMN);
                Component comp = mbeansTab.getDataViewer().
                        createAttributeViewer(elem, mbean, attributeName, this);
                if(comp != null){
                    if(rowMinHeight == -1)
                        rowMinHeight = getRowHeight(row);

                    cell.init(super.getCellRenderer(row, col),
                              comp,
                              rowMinHeight);

                    XDataViewer.registerForMouseEvent(
                            comp, mouseListener);
                } else
                    return cell;
            }

            cell.switchState();
            setRowHeight(row,
                         cell.getHeight());

            if(!cell.isMaximized()) {
                cancelCellEditing();
                //Back to simple editor.
                editCellAt(row,
                           VALUE_COLUMN);
            }

            invalidate();
            repaint();
        }
        return cell;
    }

    // This is called by XSheet when the "refresh" button is pressed.
    // In this case we will commit any pending attribute values by
    // calling 'stopCellEditing'.
    //
    public void refreshAttributes() {
         refreshAttributes(true);
    }

    // refreshAttributes(false) is called by tableChanged().
    // in this case we must not call stopCellEditing, because it's already
    // been called - e.g.
    // lostFocus/mousePressed -> stopCellEditing -> setValueAt -> tableChanged
    //                        -> refreshAttributes(false)
    //
    // Can be called in EDT - as long as the implementation of
    // mbeansTab.getCachedMBeanServerConnection() and mbsc.flush() doesn't
    // change
    //
    private void refreshAttributes(final boolean stopCellEditing) {
         SwingWorker<Void,Void> sw = new SwingWorker<Void,Void>() {

            @Override
            protected Void doInBackground() throws Exception {
                SnapshotMBeanServerConnection mbsc =
                mbeansTab.getSnapshotMBeanServerConnection();
                mbsc.flush();
                return null;
            }

            @Override
            protected void done() {
                try {
                    get();
                    if (stopCellEditing) stopCellEditing();
                    loadAttributes(mbean, mbeanInfo);
                } catch (Exception x) {
                    if (JConsole.isDebug()) {
                        x.printStackTrace();
                    }
                }
            }
         };
         mbeansTab.workerAdd(sw);
     }
    // We need to call stop editing here - otherwise edits are lost
    // when resizing the table.
    //
    @Override
    public void columnMarginChanged(ChangeEvent e) {
        if (isEditing()) stopCellEditing();
        super.columnMarginChanged(e);
    }

    // We need to call stop editing here - otherwise the edited value
    // is transferred to the wrong row...
    //
    @Override
    void sortRequested(int column) {
        if (isEditing()) stopCellEditing();
        super.sortRequested(column);
    }


    @Override
    public synchronized void emptyTable() {
         emptyTable((DefaultTableModel)getModel());
     }

    // Call this in synchronized block.
    private void emptyTable(DefaultTableModel model) {
         model.removeTableModelListener(attributesListener);
         super.emptyTable();
    }

    private boolean isViewable(Attribute attribute) {
        Object data = attribute.getValue();
        return XDataViewer.isViewableValue(data);

    }

    synchronized void removeAttributes() {
        if (attributes != null) {
            attributes.clear();
        }
        if (unavailableAttributes != null) {
            unavailableAttributes.clear();
        }
        if (viewableAttributes != null) {
            viewableAttributes.clear();
        }
        mbean = null;
    }

    private ZoomedCell getZoomedCell(XMBean mbean, String attribute, Object value) {
        synchronized (viewersCache) {
            HashMap<String, ZoomedCell> viewers;
            if (viewersCache.containsKey(mbean)) {
                viewers = viewersCache.get(mbean);
            } else {
                viewers = new HashMap<String, ZoomedCell>();
            }
            ZoomedCell cell;
            if (viewers.containsKey(attribute)) {
                cell = viewers.get(attribute);
                cell.setValue(value);
                if (cell.isMaximized() && cell.getType() != XDataViewer.NUMERIC) {
                    // Plotters are the only viewers with auto update capabilities.
                    // Other viewers need to be updated manually.
                    Component comp =
                        mbeansTab.getDataViewer().createAttributeViewer(
                            value, mbean, attribute, XMBeanAttributes.this);
                    cell.init(cell.getMinRenderer(), comp, cell.getMinHeight());
                    XDataViewer.registerForMouseEvent(comp, mouseListener);
                }
            } else {
                cell = new ZoomedCell(value);
                viewers.put(attribute, cell);
            }
            viewersCache.put(mbean, viewers);
            return cell;
        }
    }

    //will be called in a synchronized block
    protected void addTableData(DefaultTableModel tableModel,
                                XMBean mbean,
                                MBeanAttributeInfo[] attributesInfo,
                                HashMap<String, Object> attributes,
                                HashMap<String, Object> unavailableAttributes,
                                HashMap<String, Object> viewableAttributes) {

        Object rowData[] = new Object[2];
        int col1Width = 0;
        int col2Width = 0;
        for (int i = 0; i < attributesInfo.length; i++) {
            rowData[0] = (attributesInfo[i].getName());
            if (unavailableAttributes.containsKey(rowData[0])) {
                rowData[1] = Messages.UNAVAILABLE;
            } else if (viewableAttributes.containsKey(rowData[0])) {
                rowData[1] = viewableAttributes.get(rowData[0]);
                if (!attributesInfo[i].isWritable() ||
                    !Utils.isEditableType(attributesInfo[i].getType())) {
                    rowData[1] = getZoomedCell(mbean, (String) rowData[0], rowData[1]);
                }
            } else {
                rowData[1] = attributes.get(rowData[0]);
            }

            tableModel.addRow(rowData);

            //Update column width
            //
            String str = null;
            if(rowData[0] != null) {
                str = rowData[0].toString();
                if(str.length() > col1Width)
                    col1Width = str.length();
            }
            if(rowData[1] != null) {
                str = rowData[1].toString();
                if(str.length() > col2Width)
                    col2Width = str.length();
            }
        }
        updateColumnWidth(col1Width, col2Width);
    }

    private void updateColumnWidth(int col1Width, int col2Width) {
        TableColumnModel colModel = getColumnModel();

        //Get the column at index pColumn, and set its preferred width.
        col1Width = col1Width * 7;
        col2Width = col2Width * 7;
        if(col1Width + col2Width <
           (int) getPreferredScrollableViewportSize().getWidth())
            col2Width = (int) getPreferredScrollableViewportSize().getWidth()
                - col1Width;

        colModel.getColumn(NAME_COLUMN).setPreferredWidth(50);
    }

    class AttributesMouseListener extends MouseAdapter {

        @Override
        public void mousePressed(MouseEvent e) {
            if(e.getButton() == MouseEvent.BUTTON1) {
                if(e.getClickCount() >= 2) {

                    int row = XMBeanAttributes.this.getSelectedRow();
                    int col = XMBeanAttributes.this.getSelectedColumn();
                    if(col != VALUE_COLUMN) return;
                    if(col == -1 || row == -1) return;

                    XMBeanAttributes.this.updateZoomedCell(row, col);
                }
            }
        }
    }

    class ValueCellEditor extends XTextFieldEditor {
        // implements javax.swing.table.TableCellEditor
        @Override
        public Component getTableCellEditorComponent(JTable table,
                                                     Object value,
                                                     boolean isSelected,
                                                     int row,
                                                     int column) {
            Object val = value;
            if(column == VALUE_COLUMN) {
                Object obj = getModel().getValueAt(row,
                                                   column);
                if(obj instanceof ZoomedCell) {
                    ZoomedCell cell = (ZoomedCell) obj;
                    if(cell.getRenderer() instanceof MaximizedCellRenderer) {
                        MaximizedCellRenderer zr =
                            (MaximizedCellRenderer) cell.getRenderer();
                        return zr.getComponent();
                    }
                } else {
                    Component comp = super.getTableCellEditorComponent(
                            table, val, isSelected, row, column);
                    if (isCellError(row, column) ||
                        !isWritable(row) ||
                        !Utils.isEditableType(getClassName(row))) {
                        textField.setEditable(false);
                    }
                    return comp;
                }
            }
            return super.getTableCellEditorComponent(table,
                                                     val,
                                                     isSelected,
                                                     row,
                                                     column);
        }
        @Override
        public boolean stopCellEditing() {
            int editingRow = getEditingRow();
            int editingColumn = getEditingColumn();
            if (editingColumn == VALUE_COLUMN) {
                Object obj = getModel().getValueAt(editingRow, editingColumn);
                if (obj instanceof ZoomedCell) {
                    ZoomedCell cell = (ZoomedCell) obj;
                    if (cell.isMaximized()) {
                        this.cancelCellEditing();
                        return true;
                    }
                }
            }
            return super.stopCellEditing();
        }
    }

    class MaximizedCellRenderer extends  DefaultTableCellRenderer {
        Component comp;
        MaximizedCellRenderer(Component comp) {
            this.comp = comp;
            Dimension d = comp.getPreferredSize();
            if (d.getHeight() > 220) {
                comp.setPreferredSize(new Dimension((int) d.getWidth(), 220));
            }
        }
        @Override
        public Component getTableCellRendererComponent(JTable table,
                                                       Object value,
                                                       boolean isSelected,
                                                       boolean hasFocus,
                                                       int row,
                                                       int column) {
            return comp;
        }
        public Component getComponent() {
            return comp;
        }
    }

    class ZoomedCell {
        TableCellRenderer minRenderer;
        MaximizedCellRenderer maxRenderer;
        int minHeight;
        boolean minimized = true;
        boolean init = false;
        int type;
        Object value;
        ZoomedCell(Object value) {
            type = XDataViewer.getViewerType(value);
            this.value = value;
        }

        boolean isInited() {
            return init;
        }

        Object getValue() {
            return value;
        }

        void setValue(Object value) {
            this.value = value;
        }

        void init(TableCellRenderer minRenderer,
                  Component maxComponent,
                  int minHeight) {
            this.minRenderer = minRenderer;
            this.maxRenderer = new MaximizedCellRenderer(maxComponent);

            this.minHeight = minHeight;
            init = true;
        }

        int getType() {
            return type;
        }

        void reset() {
            init = false;
            minimized = true;
        }

        void switchState() {
            minimized = !minimized;
        }
        boolean isMaximized() {
            return !minimized;
        }
        void minimize() {
            minimized = true;
        }

        void maximize() {
            minimized = false;
        }

        int getHeight() {
            if(minimized) return minHeight;
            else
                return (int) maxRenderer.getComponent().
                    getPreferredSize().getHeight() ;
        }

        int getMinHeight() {
            return minHeight;
        }

        @Override
        public String toString() {

            if(value == null) return null;

            if(value.getClass().isArray()) {
                String name =
                    Utils.getArrayClassName(value.getClass().getName());
                int length = Array.getLength(value);
                return name + "[" + length +"]";
            }

            if(value instanceof CompositeData ||
               value instanceof TabularData)
                return value.getClass().getName();

            return value.toString();
        }

        TableCellRenderer getRenderer() {
            if(minimized) return minRenderer;
            else return maxRenderer;
        }

        TableCellRenderer getMinRenderer() {
            return minRenderer;
        }
    }

    class AttributesListener implements  TableModelListener {

        private Component component;

        public AttributesListener(Component component) {
            this.component = component;
        }

        // Call this in EDT
        public void tableChanged(final TableModelEvent e) {
            // only post changes to the draggable column
            if (isColumnEditable(e.getColumn())) {
                final TableModel model = (TableModel)e.getSource();
                Object tableValue = model.getValueAt(e.getFirstRow(),
                                                 e.getColumn());

                if (LOGGER.isLoggable(Level.TRACE)) {
                    LOGGER.log(Level.TRACE,
                        "tableChanged: firstRow="+e.getFirstRow()+
                        ", lastRow="+e.getLastRow()+", column="+e.getColumn()+
                        ", value="+tableValue);
                }
                // if it's a String, try construct new value
                // using the defined type.
                if (tableValue instanceof String) {
                    try {
                        tableValue =
                            Utils.createObjectFromString(getClassName(e.getFirstRow()), // type
                            (String)tableValue);// value
                    } catch (Throwable ex) {
                        popupAndLog(ex,"tableChanged",
                                    Messages.PROBLEM_SETTING_ATTRIBUTE);
                    }
                }
                final String attributeName = getValueName(e.getFirstRow());
                final Attribute attribute =
                      new Attribute(attributeName,tableValue);
                setAttribute(attribute, "tableChanged");
            }
        }

        // Call this in EDT
        private void setAttribute(final Attribute attribute, final String method) {
            final SwingWorker<Void,Void> setAttribute =
                    new SwingWorker<Void,Void>() {
                @Override
                protected Void doInBackground() throws Exception {
                    try {
                        if (JConsole.isDebug()) {
                            System.err.println("setAttribute("+
                                    attribute.getName()+
                                "="+attribute.getValue()+")");
                        }
                        mbean.setAttribute(attribute);
                    } catch (Throwable ex) {
                        popupAndLog(ex,method,Messages.PROBLEM_SETTING_ATTRIBUTE);
                    }
                    return null;
                }
                @Override
                protected void done() {
                    try {
                        get();
                    } catch (Exception x) {
                        if (JConsole.isDebug())
                            x.printStackTrace();
                    }
                    refreshAttributes(false);
                }

            };
            mbeansTab.workerAdd(setAttribute);
        }

        // Call this outside EDT
        private void popupAndLog(Throwable ex, String method, String title) {
            ex = Utils.getActualException(ex);
            if (JConsole.isDebug()) ex.printStackTrace();

            String message = (ex.getMessage() != null) ? ex.getMessage()
                    : ex.toString();
            EventQueue.invokeLater(
                    new ThreadDialog(component, message+"\n",
                                     title,
                                     JOptionPane.ERROR_MESSAGE));
        }
    }
}

sun/tools/jconsole/inspector/XMBeanAttributes.java

 

JDK 11 jdk.jdeps.jmod - JDeps Tool

JDK 11 jdk.jcmd.jmod - JCmd Tool

Download and Use JDK 11

⇑⇑ FAQ for JDK (Java Development Kit)

2020-07-07, 4877👍, 0💬