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/VMPanel.java

/*
 * Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package sun.tools.jconsole;

import java.awt.*;
import java.awt.event.*;
import java.beans.*;
import java.lang.reflect.*;
import java.util.*;
import java.util.List;
import java.util.Timer;
import javax.swing.*;
import javax.swing.plaf.*;


import com.sun.tools.jconsole.JConsolePlugin;
import com.sun.tools.jconsole.JConsoleContext;

import static sun.tools.jconsole.ProxyClient.*;

@SuppressWarnings("serial")
public class VMPanel extends JTabbedPane implements PropertyChangeListener {

    private ProxyClient proxyClient;
    private Timer timer;
    private int updateInterval;
    private String hostName;
    private int port;
    private String userName;
    private String password;
    private String url;
    private VMInternalFrame vmIF = null;
    private static ArrayList<TabInfo> tabInfos = new ArrayList<TabInfo>();
    private boolean wasConnected = false;
    private boolean userDisconnected = false;
    private boolean shouldUseSSL = true;

    // The everConnected flag keeps track of whether the window can be
    // closed if the user clicks Cancel after a failed connection attempt.
    //
    private boolean everConnected = false;

    // The initialUpdate flag is used to enable/disable tabs each time
    // a connect or reconnect takes place. This flag avoids having to
    // enable/disable tabs on each update call.
    //
    private boolean initialUpdate = true;

    // Each VMPanel has its own instance of the JConsolePlugin
    // A map of JConsolePlugin to the previous SwingWorker
    private Map<ExceptionSafePlugin, SwingWorker<?, ?>> plugins = null;
    private boolean pluginTabsAdded = false;

    // Update these only on the EDT
    private JOptionPane optionPane;
    private JProgressBar progressBar;
    private long time0;

    static {
        tabInfos.add(new TabInfo(OverviewTab.class, OverviewTab.getTabName(), true));
        tabInfos.add(new TabInfo(MemoryTab.class, MemoryTab.getTabName(), true));
        tabInfos.add(new TabInfo(ThreadTab.class, ThreadTab.getTabName(), true));
        tabInfos.add(new TabInfo(ClassTab.class, ClassTab.getTabName(), true));
        tabInfos.add(new TabInfo(SummaryTab.class, SummaryTab.getTabName(), true));
        tabInfos.add(new TabInfo(MBeansTab.class, MBeansTab.getTabName(), true));
    }

    public static TabInfo[] getTabInfos() {
        return tabInfos.toArray(new TabInfo[tabInfos.size()]);
    }

    VMPanel(ProxyClient proxyClient, int updateInterval) {
        this.proxyClient = proxyClient;
        this.updateInterval = updateInterval;
        this.hostName = proxyClient.getHostName();
        this.port = proxyClient.getPort();
        this.userName = proxyClient.getUserName();
        this.password = proxyClient.getPassword();
        this.url = proxyClient.getUrl();

        for (TabInfo tabInfo : tabInfos) {
            if (tabInfo.tabVisible) {
                addTab(tabInfo);
            }
        }

        plugins = new LinkedHashMap<ExceptionSafePlugin, SwingWorker<?, ?>>();
        for (JConsolePlugin p : JConsole.getPlugins()) {
            p.setContext(proxyClient);
            plugins.put(new ExceptionSafePlugin(p), null);
        }

        Utilities.updateTransparency(this);

        ToolTipManager.sharedInstance().registerComponent(this);

        // Start listening to connection state events
        //
        proxyClient.addPropertyChangeListener(this);

        addMouseListener(new MouseAdapter() {

            public void mouseClicked(MouseEvent e) {
                if (connectedIconBounds != null
                        && (e.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) != 0
                        && connectedIconBounds.contains(e.getPoint())) {

                    if (isConnected()) {
                        userDisconnected = true;
                        disconnect();
                        wasConnected = false;
                    } else {
                        connect();
                    }
                    repaint();
                }
            }
        });

    }
    private static Icon connectedIcon16 =
            new ImageIcon(VMPanel.class.getResource("resources/connected16.png"));
    private static Icon connectedIcon24 =
            new ImageIcon(VMPanel.class.getResource("resources/connected24.png"));
    private static Icon disconnectedIcon16 =
            new ImageIcon(VMPanel.class.getResource("resources/disconnected16.png"));
    private static Icon disconnectedIcon24 =
            new ImageIcon(VMPanel.class.getResource("resources/disconnected24.png"));
    private Rectangle connectedIconBounds;

    // Override to increase right inset for tab area,
    // in order to reserve space for the connect toggle.
    public void setUI(TabbedPaneUI ui) {
        Insets insets = (Insets) UIManager.getLookAndFeelDefaults().get("TabbedPane.tabAreaInsets");
        if (insets != null) {
            insets = (Insets) insets.clone();
            insets.right += connectedIcon24.getIconWidth() + 8;
            UIManager.put("TabbedPane.tabAreaInsets", insets);
        }
        super.setUI(ui);
    }

    // Override to paint the connect toggle
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);

        Icon icon;
        Component c0 = getComponent(0);
        if (c0 != null && c0.getY() > 24) {
            icon = isConnected() ? connectedIcon24 : disconnectedIcon24;
        } else {
            icon = isConnected() ? connectedIcon16 : disconnectedIcon16;
        }
        Insets insets = getInsets();
        int x = getWidth() - insets.right - icon.getIconWidth() - 4;
        int y = insets.top;
        if (c0 != null) {
            y = (c0.getY() - icon.getIconHeight()) / 2;
        }
        icon.paintIcon(this, g, x, y);
        connectedIconBounds = new Rectangle(x, y, icon.getIconWidth(), icon.getIconHeight());
    }

    public String getToolTipText(MouseEvent event) {
        if (connectedIconBounds.contains(event.getPoint())) {
            if (isConnected()) {
                return Messages.CONNECTED_PUNCTUATION_CLICK_TO_DISCONNECT_;
            } else {
                return Messages.DISCONNECTED_PUNCTUATION_CLICK_TO_CONNECT_;
            }
        } else {
            return super.getToolTipText(event);
        }
    }

    private synchronized void addTab(TabInfo tabInfo) {
        Tab tab = instantiate(tabInfo);
        if (tab != null) {
            addTab(tabInfo.name, tab);
        } else {
            tabInfo.tabVisible = false;
        }
    }

    private synchronized void insertTab(TabInfo tabInfo, int index) {
        Tab tab = instantiate(tabInfo);
        if (tab != null) {
            insertTab(tabInfo.name, null, tab, null, index);
        } else {
            tabInfo.tabVisible = false;
        }
    }

    public synchronized void removeTabAt(int index) {
        super.removeTabAt(index);
    }

    private Tab instantiate(TabInfo tabInfo) {
        try {
            Constructor<?> con = tabInfo.tabClass.getConstructor(VMPanel.class);
            return (Tab) con.newInstance(this);
        } catch (Exception ex) {
            System.err.println(ex);
            return null;
        }
    }

    boolean isConnected() {
        return proxyClient.isConnected();
    }

    public int getUpdateInterval() {
        return updateInterval;
    }

    /**
     * WARNING NEVER CALL THIS METHOD TO MAKE JMX REQUEST
     * IF  assertThread == false.
     * DISPATCHER THREAD IS NOT ASSERTED.
     * IT IS USED TO MAKE SOME LOCAL MANIPULATIONS.
     */
    ProxyClient getProxyClient(boolean assertThread) {
        if (assertThread) {
            return getProxyClient();
        } else {
            return proxyClient;
        }
    }

    public ProxyClient getProxyClient() {
        String threadClass = Thread.currentThread().getClass().getName();
        if (threadClass.equals("java.awt.EventDispatchThread")) {
            String msg = "Calling VMPanel.getProxyClient() from the Event Dispatch Thread!";
            new RuntimeException(msg).printStackTrace();
            System.exit(1);
        }
        return proxyClient;
    }

    public void cleanUp() {
        //proxyClient.disconnect();
        for (Tab tab : getTabs()) {
            tab.dispose();
        }
        for (JConsolePlugin p : plugins.keySet()) {
            p.dispose();
        }
        // Cancel pending update tasks
        //
        if (timer != null) {
            timer.cancel();
        }
        // Stop listening to connection state events
        //
        proxyClient.removePropertyChangeListener(this);
    }

    // Call on EDT
    public void connect() {
        if (isConnected()) {
            // create plugin tabs if not done
            createPluginTabs();
            // Notify tabs
            fireConnectedChange(true);
            // Enable/disable tabs on initial update
            initialUpdate = true;
            // Start/Restart update timer on connect/reconnect
            startUpdateTimer();
        } else {
            new Thread("VMPanel.connect") {

                public void run() {
                    proxyClient.connect(shouldUseSSL);
                }
            }.start();
        }
    }

    // Call on EDT
    public void disconnect() {
        proxyClient.disconnect();
        updateFrameTitle();
    }

    // Called on EDT
    public void propertyChange(PropertyChangeEvent ev) {
        String prop = ev.getPropertyName();

        if (prop == CONNECTION_STATE_PROPERTY) {
            ConnectionState oldState = (ConnectionState) ev.getOldValue();
            ConnectionState newState = (ConnectionState) ev.getNewValue();
            switch (newState) {
                case CONNECTING:
                    onConnecting();
                    break;

                case CONNECTED:
                    if (progressBar != null) {
                        progressBar.setIndeterminate(false);
                        progressBar.setValue(100);
                    }
                    closeOptionPane();
                    updateFrameTitle();
                    // create tabs if not done
                    createPluginTabs();
                    repaint();
                    // Notify tabs
                    fireConnectedChange(true);
                    // Enable/disable tabs on initial update
                    initialUpdate = true;
                    // Start/Restart update timer on connect/reconnect
                    startUpdateTimer();
                    break;

                case DISCONNECTED:
                    if (progressBar != null) {
                        progressBar.setIndeterminate(false);
                        progressBar.setValue(0);
                        closeOptionPane();
                    }
                    vmPanelDied();
                    if (oldState == ConnectionState.CONNECTED) {
                        // Notify tabs
                        fireConnectedChange(false);
                    }
                    break;
            }
        }
    }

    // Called on EDT
    private void onConnecting() {
        time0 = System.currentTimeMillis();

        SwingUtilities.getWindowAncestor(this);

        String connectionName = getConnectionName();
        progressBar = new JProgressBar();
        progressBar.setIndeterminate(true);
        JPanel progressPanel = new JPanel(new FlowLayout(FlowLayout.CENTER));
        progressPanel.add(progressBar);

        Object[] message = {
            "<html><h3>" + Resources.format(Messages.CONNECTING_TO1, connectionName) + "</h3></html>",
            progressPanel,
            "<html><b>" + Resources.format(Messages.CONNECTING_TO2, connectionName) + "</b></html>"
        };

        optionPane =
                SheetDialog.showOptionDialog(this,
                message,
                JOptionPane.DEFAULT_OPTION,
                JOptionPane.INFORMATION_MESSAGE, null,
                new String[]{Messages.CANCEL},
                0);


    }

    // Called on EDT
    private void closeOptionPane() {
        if (optionPane != null) {
            new Thread("VMPanel.sleeper") {
                public void run() {
                    long elapsed = System.currentTimeMillis() - time0;
                    if (elapsed < 2000) {
                        try {
                            sleep(2000 - elapsed);
                        } catch (InterruptedException ex) {
                        // Ignore
                        }
                    }
                    SwingUtilities.invokeLater(new Runnable() {

                        public void run() {
                            optionPane.setVisible(false);
                            progressBar = null;
                        }
                    });
                }
            }.start();
        }
    }

    void updateFrameTitle() {
        VMInternalFrame vmIF = getFrame();
        if (vmIF != null) {
            String displayName = getDisplayName();
            if (!proxyClient.isConnected()) {
                displayName = Resources.format(Messages.CONNECTION_NAME__DISCONNECTED_, displayName);
            }
            vmIF.setTitle(displayName);
        }
    }

    private VMInternalFrame getFrame() {
        if (vmIF == null) {
            vmIF = (VMInternalFrame) SwingUtilities.getAncestorOfClass(VMInternalFrame.class,
                    this);
        }
        return vmIF;
    }

    // TODO: this method is not needed when all JConsole tabs
    // are migrated to use the new JConsolePlugin API.
    //
    // A thread safe clone of all JConsole tabs
    synchronized List<Tab> getTabs() {
        ArrayList<Tab> list = new ArrayList<Tab>();
        int n = getTabCount();
        for (int i = 0; i < n; i++) {
            Component c = getComponentAt(i);
            if (c instanceof Tab) {
                list.add((Tab) c);
            }
        }
        return list;
    }

    private void startUpdateTimer() {
        if (timer != null) {
            timer.cancel();
        }
        TimerTask timerTask = new TimerTask() {

            public void run() {
                update();
            }
        };
        String timerName = "Timer-" + getConnectionName();
        timer = new Timer(timerName, true);
        timer.schedule(timerTask, 0, updateInterval);
    }

    // Call on EDT
    private void vmPanelDied() {
        disconnect();

        if (userDisconnected) {
            userDisconnected = false;
            return;
        }

        JOptionPane optionPane;
        String msgTitle, msgExplanation, buttonStr;

        if (wasConnected) {
            wasConnected = false;
            msgTitle = Messages.CONNECTION_LOST1;
            msgExplanation = Resources.format(Messages.CONNECTING_TO2, getConnectionName());
            buttonStr = Messages.RECONNECT;
        } else if (shouldUseSSL) {
            msgTitle = Messages.CONNECTION_FAILED_SSL1;
            msgExplanation = Resources.format(Messages.CONNECTION_FAILED_SSL2, getConnectionName());
            buttonStr = Messages.INSECURE;
        } else {
            msgTitle = Messages.CONNECTION_FAILED1;
            msgExplanation = Resources.format(Messages.CONNECTION_FAILED2, getConnectionName());
            buttonStr = Messages.CONNECT;
        }

        optionPane =
                SheetDialog.showOptionDialog(this,
                "<html><h3>" + msgTitle + "</h3>" +
                "<b>" + msgExplanation + "</b>",
                JOptionPane.DEFAULT_OPTION,
                JOptionPane.WARNING_MESSAGE, null,
                new String[]{buttonStr, Messages.CANCEL},
                0);

        optionPane.addPropertyChangeListener(new PropertyChangeListener() {

            public void propertyChange(PropertyChangeEvent event) {
                if (event.getPropertyName().equals(JOptionPane.VALUE_PROPERTY)) {
                    Object value = event.getNewValue();

                    if (value == Messages.RECONNECT || value == Messages.CONNECT) {
                        connect();
                    } else if (value == Messages.INSECURE) {
                        shouldUseSSL = false;
                        connect();
                    } else if (!everConnected) {
                        try {
                            getFrame().setClosed(true);
                        } catch (PropertyVetoException ex) {
                        // Should not happen, but can be ignored.
                        }
                    }
                }
            }
        });
    }

    // Note: This method is called on a TimerTask thread. Any GUI manipulation
    // must be performed with invokeLater() or invokeAndWait().
    private Object lockObject = new Object();

    private void update() {
        synchronized (lockObject) {
            if (!isConnected()) {
                if (wasConnected) {
                    EventQueue.invokeLater(new Runnable() {

                        public void run() {
                            vmPanelDied();
                        }
                    });
                }
                wasConnected = false;
                return;
            } else {
                wasConnected = true;
                everConnected = true;
            }
            proxyClient.flush();
            List<Tab> tabs = getTabs();
            final int n = tabs.size();
            for (int i = 0; i < n; i++) {
                final int index = i;
                try {
                    if (!proxyClient.isDead()) {
                        // Update tab
                        //
                        tabs.get(index).update();
                        // Enable tab on initial update
                        //
                        if (initialUpdate) {
                            EventQueue.invokeLater(new Runnable() {

                                public void run() {
                                    setEnabledAt(index, true);
                                }
                            });
                        }
                    }
                } catch (Exception e) {
                    // Disable tab on initial update
                    //
                    if (initialUpdate) {
                        EventQueue.invokeLater(new Runnable() {
                            public void run() {
                                setEnabledAt(index, false);
                            }
                        });
                    }
                }
            }

            // plugin GUI update
            for (ExceptionSafePlugin p : plugins.keySet()) {
                SwingWorker<?, ?> sw = p.newSwingWorker();
                SwingWorker<?, ?> prevSW = plugins.get(p);
                // schedule SwingWorker to run only if the previous
                // SwingWorker has finished its task and it hasn't started.
                if (prevSW == null || prevSW.isDone()) {
                    if (sw == null || sw.getState() == SwingWorker.StateValue.PENDING) {
                        plugins.put(p, sw);
                        if (sw != null) {
                            p.executeSwingWorker(sw);
                        }
                    }
                }
            }

            // Set the first enabled tab in the tab's list
            // as the selected tab on initial update
            //
            if (initialUpdate) {
                EventQueue.invokeLater(new Runnable() {
                    public void run() {
                        // Select first enabled tab if current tab isn't.
                        int index = getSelectedIndex();
                        if (index < 0 || !isEnabledAt(index)) {
                            for (int i = 0; i < n; i++) {
                                if (isEnabledAt(i)) {
                                    setSelectedIndex(i);
                                    break;
                                }
                            }
                        }
                    }
                });
                initialUpdate = false;
            }
        }
    }

    public String getHostName() {
        return hostName;
    }

    public int getPort() {
        return port;
    }

    public String getUserName() {
        return userName;
    }

    public String getUrl() {
        return url;
    }

    public String getPassword() {
        return password;
    }

    public String getConnectionName() {
        return proxyClient.connectionName();
    }

    public String getDisplayName() {
        return proxyClient.getDisplayName();
    }

    static class TabInfo {

        Class<? extends Tab> tabClass;
        String name;
        boolean tabVisible;

        TabInfo(Class<? extends Tab> tabClass, String name, boolean tabVisible) {
            this.tabClass = tabClass;
            this.name = name;
            this.tabVisible = tabVisible;
        }
    }

    private void createPluginTabs() {
        // add plugin tabs if not done
        if (!pluginTabsAdded) {
            for (JConsolePlugin p : plugins.keySet()) {
                Map<String, JPanel> tabs = p.getTabs();
                for (Map.Entry<String, JPanel> e : tabs.entrySet()) {
                    addTab(e.getKey(), e.getValue());
                }
            }
            pluginTabsAdded = true;
        }
    }

    private void fireConnectedChange(boolean connected) {
        for (Tab tab : getTabs()) {
            tab.firePropertyChange(JConsoleContext.CONNECTION_STATE_PROPERTY, !connected, connected);
        }
    }
}

sun/tools/jconsole/VMPanel.java

 

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