components/visual-panels/core/src/java/vpanels/panel/com/oracle/solaris/vp/panel/swing/smf/SmfLogPanel.java
17510631 Backport 16984138 to 11.2 - vp components must change to match RAD2 enhancements
17548766 Backport 16808665 to 11.2 - User Manager Panel can assign profiles, but not auth
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
*/
package com.oracle.solaris.vp.panel.swing.smf;
import java.awt.*;
import java.beans.*;
import java.io.IOException;
import javax.swing.*;
import com.oracle.solaris.scf.common.ScfException;
import com.oracle.solaris.vp.panel.common.api.smf_old.*;
import com.oracle.solaris.vp.panel.common.smf.*;
import com.oracle.solaris.vp.util.misc.finder.Finder;
import com.oracle.solaris.vp.util.swing.SettingsPanel;
@SuppressWarnings({"serial"})
public class SmfLogPanel extends SettingsPanel {
//
// Instance data
//
private JTextArea field;
private ServiceTracker tracker;
private PropertyChangeListener serviceListener =
new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent event) {
updateContentOnEventThread();
}
};
//
// Constructors
//
public SmfLogPanel() {
field = new JTextArea() {
@Override
public Dimension getPreferredScrollableViewportSize() {
FontMetrics metrics = getFontMetrics(
getFont().deriveFont(Font.BOLD));
Dimension d = super.getPreferredScrollableViewportSize();
// Set scroll pane size (20 lines heigh, 20 characters wide)
d.height = Math.min(20 * metrics.getHeight(), d.height);
d.width = Math.min(20 * metrics.charWidth('e'), d.width);
return d;
}
};
field.setEditable(false);
field.setLineWrap(false);
field.setBackground(Color.white);
setContent(new JScrollPane(field), false, false);
}
//
// SmfLogPanel methods
//
public void init(ServiceTracker tracker)
throws IOException {
if (this.tracker != tracker) {
if (this.tracker != null) {
this.tracker.removePropertyChangeListener(
ServiceTracker.PROPERTY_SERVICE, serviceListener);
}
this.tracker = tracker;
if (tracker != null) {
tracker.addPropertyChangeListener(
ServiceTracker.PROPERTY_SERVICE, serviceListener);
}
updateContentOnEventThread();
}
}
//
// Private methods
//
private void updateContent() {
String content = null;
ServiceBean service = tracker == null ? null : tracker.getService();
if (tracker != null) {
try {
// Limit to 1mb to not overwhelm network/memory
LogInfo info = service.getLogInfo(1 << 20);
byte[] bytes = info.getContents();
content = new String(bytes);
String resource = "service.log.contents";
if (bytes.length < info.getSize()) {
resource += ".truncated";
}
content = Finder.getString(resource, info.getName(), content);
} catch (ScfException e) {
content = Finder.getString("service.log.error");
}
}
field.setText(content);
field.scrollRectToVisible(new Rectangle(0,
field.getPreferredSize().height));
}
private void updateContentOnEventThread() {
EventQueue.invokeLater(
new Runnable() {
@Override
public void run() {
updateContent();
}
});
}
}