/*
* Copyright 2008-2017 by Emeric Vernat
*
* This file is part of Java Melody.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.bull.javamelody;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Desktop;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.IOException;
import java.text.DecimalFormat;
import java.util.List;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.table.TableColumn;
import net.bull.javamelody.HeapHistogram.ClassInfo;
import net.bull.javamelody.swing.MButton;
import net.bull.javamelody.swing.MTabbedPane;
import net.bull.javamelody.swing.Utilities;
import net.bull.javamelody.swing.table.MIntegerTableCellRenderer;
import net.bull.javamelody.swing.table.MTable;
import net.bull.javamelody.swing.table.MTableScrollPane;
/**
* Panel de l'histogramme mémoire.
* @author Emeric Vernat
*/
class HeapInformationsPanel extends MelodyPanel {
private static final long serialVersionUID = 1L;
private static final ImageIcon GC_ICON = ImageIconCache.getScaledImageIcon("broom.png", 16, 16);
private static final ImageIcon HEAP_DUMP_ICON = ImageIconCache
.getScaledImageIcon("heapdump.png", 16, 16);
@SuppressWarnings("all")
private HeapHistogram heapHistogram;
private static final class BytesTableCellRenderer extends MIntegerTableCellRenderer {
private static final long serialVersionUID = 1L;
BytesTableCellRenderer() {
super();
}
@Override
public void setValue(final Object value) {
super.setValue((Long) value / 1024);
}
}
private static final class PctTailleTableCellRenderer extends MIntegerTableCellRenderer {
private static final long serialVersionUID = 1L;
private final long totalBytes;
PctTailleTableCellRenderer(long totalBytes) {
super();
this.totalBytes = totalBytes;
}
@SuppressWarnings("unchecked")
@Override
public Component getTableCellRendererComponent(JTable jtable, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
final Long pctTaille;
if (row == -1) {
pctTaille = null;
} else if (jtable instanceof MTable) {
final MTable<ClassInfo> myTable = (MTable<ClassInfo>) jtable;
final ClassInfo classInfo = myTable.getList()
.get(myTable.convertRowIndexToModel(row));
pctTaille = classInfo.getBytes() * 100 / totalBytes;
} else {
pctTaille = -1L;
}
return super.getTableCellRendererComponent(jtable, pctTaille, isSelected, hasFocus, row,
column);
}
}
private static final class PctInstancesTableCellRenderer extends MIntegerTableCellRenderer {
private static final long serialVersionUID = 1L;
private final long totalInstances;
PctInstancesTableCellRenderer(long totalInstances) {
super();
this.totalInstances = totalInstances;
}
@SuppressWarnings("unchecked")
@Override
public Component getTableCellRendererComponent(JTable jtable, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
final Long pctInstances;
if (row == -1) {
pctInstances = null;
} else if (jtable instanceof MTable) {
final MTable<ClassInfo> myTable = (MTable<ClassInfo>) jtable;
final ClassInfo classInfo = myTable.getList()
.get(myTable.convertRowIndexToModel(row));
pctInstances = classInfo.getInstancesCount() * 100 / totalInstances;
} else {
pctInstances = -1L;
}
return super.getTableCellRendererComponent(jtable, pctInstances, isSelected, hasFocus,
row, column);
}
}
HeapInformationsPanel(RemoteCollector remoteCollector) throws IOException {
super(remoteCollector);
refresh();
}
final void refresh() throws IOException {
removeAll();
this.heapHistogram = getRemoteCollector().collectHeapHistogram();
setName(getFormattedString("heap_histo_du",
I18N.createDateAndTimeFormat().format(heapHistogram.getTime())));
final JLabel titleLabel = Utilities.createParagraphTitle(getName(), "memory.png");
add(titleLabel, BorderLayout.NORTH);
final JPanel heapTabPanel = createTabPanel(heapHistogram.getHeapHistogram(),
heapHistogram.getTotalHeapInstances(), heapHistogram.getTotalHeapBytes(), true);
final List<ClassInfo> permGenHistogram = heapHistogram.getPermGenHistogram();
if (!permGenHistogram.isEmpty()) {
final JPanel permGenTabPanel = createTabPanel(heapHistogram.getPermGenHistogram(),
heapHistogram.getTotalPermGenInstances(), heapHistogram.getTotalPermGenBytes(),
false);
final MTabbedPane tabbedPane = new MTabbedPane();
tabbedPane.add(getString("Heap"), heapTabPanel);
tabbedPane.add(getString("PermGen"), permGenTabPanel);
add(tabbedPane, BorderLayout.CENTER);
} else {
add(heapTabPanel, BorderLayout.CENTER);
}
add(createButtonsPanel(), BorderLayout.SOUTH);
}
private JPanel createTabPanel(List<ClassInfo> classInfos, long totalInstances, long totalBytes,
boolean heap) {
final boolean sourceDisplayed = heap && heapHistogram.isSourceDisplayed();
final MTableScrollPane<ClassInfo> scrollPane = createScrollPane(totalInstances, totalBytes,
sourceDisplayed);
final MTable<ClassInfo> table = scrollPane.getTable();
table.setList(classInfos);
final JLabel label = createSummaryLabel(classInfos.size(), totalInstances, totalBytes);
final JPanel panel = new JPanel(new BorderLayout());
panel.setOpaque(false);
panel.add(scrollPane, BorderLayout.CENTER);
panel.add(label, BorderLayout.NORTH);
return panel;
}
private JLabel createSummaryLabel(int size, long totalInstances, long totalBytes) {
final DecimalFormat integerFormat = I18N.createIntegerFormat();
final String text = ' ' + getString("Classes") + ": " + integerFormat.format(size) + ", "
+ getString("Instances") + ": " + integerFormat.format(totalInstances) + ", "
+ getString("Kilo-Octets") + ": " + integerFormat.format(totalBytes / 1024);
return new JLabel(text);
}
private MTableScrollPane<HeapHistogram.ClassInfo> createScrollPane(long totalInstances,
long totalBytes, boolean sourceDisplayed) {
final MTableScrollPane<HeapHistogram.ClassInfo> tableScrollPane = new MTableScrollPane<>();
final MTable<ClassInfo> myTable = tableScrollPane.getTable();
myTable.addColumn("name", getString("Classe"));
myTable.addColumn("bytes", getString("Taille"));
final TableColumn pctTailleColumn = new TableColumn(myTable.getColumnCount());
pctTailleColumn.setIdentifier(myTable.getColumnCount());
pctTailleColumn.setHeaderValue(getString("pct_taille"));
myTable.addColumn(pctTailleColumn);
myTable.addColumn("instancesCount", getString("Instances"));
final TableColumn pctInstancesColumn = new TableColumn(myTable.getColumnCount());
pctInstancesColumn.setIdentifier(myTable.getColumnCount());
pctInstancesColumn.setHeaderValue(getString("pct_instances"));
myTable.addColumn(pctInstancesColumn);
if (sourceDisplayed) {
myTable.addColumn("source", getString("Source"));
}
myTable.setColumnCellRenderer("bytes", new BytesTableCellRenderer());
pctTailleColumn.setCellRenderer(new PctTailleTableCellRenderer(totalBytes));
pctInstancesColumn.setCellRenderer(new PctInstancesTableCellRenderer(totalInstances));
return tableScrollPane;
}
private JPanel createButtonsPanel() {
final MButton refreshButton = createRefreshButton();
refreshButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
try {
refresh();
} catch (final IOException ex) {
showException(ex);
}
}
});
final MButton gcButton = new MButton(getString("ramasse_miette"), GC_ICON);
gcButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (confirm(getString("confirm_ramasse_miette"))) {
executeAction(Action.GC);
}
}
});
final MButton heapDumpButton = new MButton(getString("heap_dump"), HEAP_DUMP_ICON);
heapDumpButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (confirm(getString("confirm_heap_dump"))) {
executeAction(Action.HEAP_DUMP);
}
}
});
final MButton pdfButton = createPdfButton();
pdfButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
try {
actionPdf();
} catch (final IOException ex) {
showException(ex);
}
}
});
final MButton xmlJsonButton = createXmlJsonButton(heapHistogram);
return Utilities.createButtonsPanel(refreshButton, pdfButton, xmlJsonButton, gcButton,
heapDumpButton);
}
final void actionPdf() throws IOException {
final File tempFile = createTempFileForPdf();
final PdfOtherReport pdfOtherReport = createPdfOtherReport(tempFile);
try {
pdfOtherReport.writeHeapHistogram(heapHistogram);
} finally {
pdfOtherReport.close();
}
Desktop.getDesktop().open(tempFile);
}
final void executeAction(Action action) {
try {
final String message = getRemoteCollector().executeActionAndCollectData(action, null,
null, null, null, null);
showMessage(message);
refresh();
MainPanel.refreshMainTabFromChild(this);
} catch (final IOException ex) {
showException(ex);
}
}
}