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/**
* DataCleaner (community edition)
* Copyright (C) 2014 Free Software Foundation, Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.datacleaner.panels.result;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Rectangle;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.Scrollable;
import javax.swing.SwingConstants;
import javax.swing.SwingWorker;
import javax.swing.border.EmptyBorder;
import org.datacleaner.api.AnalyzerResult;
import org.datacleaner.api.AnalyzerResultFuture;
import org.datacleaner.api.Renderer;
import org.datacleaner.descriptors.ComponentDescriptor;
import org.datacleaner.job.ComponentJob;
import org.datacleaner.panels.DCPanel;
import org.datacleaner.result.renderer.RendererFactory;
import org.datacleaner.result.renderer.SwingRenderingFormat;
import org.datacleaner.util.IconUtils;
import org.datacleaner.util.ImageManager;
import org.datacleaner.util.LabelUtils;
import org.datacleaner.util.WidgetUtils;
import org.datacleaner.widgets.DCLabel;
import org.datacleaner.widgets.LoadingIcon;
import org.datacleaner.windows.ResultWindow;
import org.jdesktop.swingx.VerticalLayout;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Panel that displays the rendered result in the {@link ResultWindow}.
*/
public class AnalyzerResultPanel extends DCPanel implements Scrollable {
private static final long serialVersionUID = 1L;
private static final Logger logger = LoggerFactory.getLogger(AnalyzerResultPanel.class);
private final RendererFactory _rendererFactory;
private final ProgressInformationPanel _progressInformationPanel;
private final ComponentJob _componentJob;
private final LoadingIcon _loadingIcon;
public AnalyzerResultPanel(final RendererFactory rendererFactory,
final ProgressInformationPanel progressInformationPanel, final ComponentJob componentJob) {
super(WidgetUtils.COLOR_DEFAULT_BACKGROUND);
_rendererFactory = rendererFactory;
_progressInformationPanel = progressInformationPanel;
_componentJob = componentJob;
setBorder(new EmptyBorder(10, 10, 10, 10));
setLayout(new BorderLayout());
final ComponentDescriptor descriptor = componentJob.getDescriptor();
final Icon icon = IconUtils.getDescriptorIcon(descriptor, IconUtils.ICON_SIZE_TASK_PANE);
final String headerText = getHeaderText();
final JLabel header1 = createHeader(icon, headerText, WidgetUtils.FONT_HEADER1, WidgetUtils.BG_COLOR_DARK);
final JLabel header2 = createHeader(null, getSubHeaderText(componentJob, headerText), WidgetUtils.FONT_SMALL,
WidgetUtils.BG_COLOR_BLUE_MEDIUM);
final DCPanel headerPanel = new DCPanel();
headerPanel.setLayout(new VerticalLayout(4));
headerPanel.add(header1);
headerPanel.add(header2);
headerPanel.setBorder(new EmptyBorder(0, 0, 4, 0));
add(headerPanel, BorderLayout.NORTH);
_loadingIcon = new LoadingIcon();
add(_loadingIcon, BorderLayout.CENTER);
}
public void setResult(final AnalyzerResult result) {
final String headerText = getHeaderText();
_progressInformationPanel.addUserLog("Rendering result for " + headerText);
// use a swing worker to run the rendering in the background
new SwingWorker() {
@Override
protected JComponent doInBackground() throws Exception {
final Renderer renderer =
_rendererFactory.getRenderer(result, SwingRenderingFormat.class);
if (renderer == null) {
final String message = "No renderer found for result type " + result.getClass().getName();
logger.error(message);
throw new IllegalStateException(message);
}
logger.debug("renderer.render({})", result);
final JComponent component = renderer.render(result);
if (logger.isInfoEnabled()) {
final String resultAsString = getResultAsString(_componentJob, result);
if (resultAsString != null) {
String resultAsStringToLog = resultAsString.replaceAll("\n", " | ");
if (resultAsStringToLog.length() > 150) {
resultAsStringToLog = resultAsStringToLog.substring(0, 147) + "...";
}
logger.info("renderer.render({}) returned: {}", resultAsStringToLog, component);
}
}
return component;
}
protected void done() {
JComponent component;
try {
component = get();
if (result instanceof AnalyzerResultFuture) {
_progressInformationPanel.addUserLog(
headerText + " is still in progress - see the '" + _componentJob.getDescriptor()
.getDisplayName() + "' tab");
} else {
_progressInformationPanel.addUserLog("Result rendered for " + headerText);
}
} catch (final Exception e) {
logger.error("Error occurred while rendering result", e);
_progressInformationPanel.addUserLog("Error occurred while rendering result", e, false);
final DCPanel panel = new DCPanel();
panel.setLayout(new VerticalLayout(4));
final ImageIcon icon = ImageManager.get().getImageIcon(IconUtils.STATUS_ERROR);
panel.add(new JLabel(
"An error occurred while rendering result, check the 'Progress information' tab.", icon,
SwingConstants.LEFT));
final String resultAsString = getResultAsString(_componentJob, result);
if (resultAsString != null) {
final DCLabel label = DCLabel.darkMultiLine(resultAsString);
label.setBorder(WidgetUtils.BORDER_EMPTY);
panel.add(label);
}
component = panel;
}
remove(_loadingIcon);
add(component, BorderLayout.CENTER);
updateUI();
}
}.execute();
}
private JLabel createHeader(final Icon icon, final String header, final Font font, final Color color) {
final JLabel label = new JLabel(header, icon, JLabel.LEFT);
label.setOpaque(false);
label.setFont(font);
label.setForeground(color);
return label;
}
private String getHeaderText() {
return LabelUtils.getLabel(_componentJob, false, false, false);
}
private String getSubHeaderText(final ComponentJob componentJob, final String headerText) {
String subHeaderString = LabelUtils.getLabel(componentJob, true, true, true);
final int indexOfHeader = subHeaderString.indexOf(headerText);
if (indexOfHeader != -1) {
// remove the redundant part of both headers
subHeaderString = subHeaderString.substring(indexOfHeader + headerText.length());
}
return subHeaderString;
}
protected String getResultAsString(final ComponentJob componentJob, final AnalyzerResult result) {
try {
return result.toString();
} catch (final Exception ex) {
logger.error("Couldn't render result of {} as label using toString() method", componentJob, ex);
return null;
}
}
@Override
public Dimension getPreferredScrollableViewportSize() {
return getPreferredSize();
}
@Override
public int getScrollableUnitIncrement(final Rectangle visibleRect, final int orientation, final int direction) {
return WidgetUtils.SCROLL_UNIT_INCREMENT;
}
@Override
public int getScrollableBlockIncrement(final Rectangle visibleRect, final int orientation, final int direction) {
// page down scrolls almost a full screen size
return visibleRect.height - 10;
}
@Override
public boolean getScrollableTracksViewportWidth() {
// ensure that the width within the scroll area never expands the
// viewport
return true;
}
@Override
public boolean getScrollableTracksViewportHeight() {
return false;
}
}
