package org.hibernate.tool.stat;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;
import javax.swing.JTable;
import javax.swing.JTree;
import javax.swing.ToolTipManager;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.table.TableCellRenderer;
import org.hibernate.stat.Statistics;
/**
* Very rudimentary statistics browser.
*
* Usage:
* new StatisticsBrowser().showStatistics(getSessions().getStatistics(), shouldBlock);
*
* @author max
*
*/
public class StatisticsBrowser {
/**
*
* @param stats a Statistics instance obtained from a SessionFactory
* @param shouldBlock decides if the ui will be modal or not.
*/
public void showStatistics(Statistics stats, boolean shouldBlock) {
JDialog main = new JDialog((JFrame)null, "Statistics browser");
main.getContentPane().setLayout(new BorderLayout());
final StatisticsTreeModel statisticsTreeModel = new StatisticsTreeModel(stats);
JTree tree = new JTree(statisticsTreeModel);
tree.setCellRenderer( new StatisticsCellRenderer() );
ToolTipManager.sharedInstance().registerComponent(tree);
JScrollPane treePane = new JScrollPane(tree);
final JTable table = new JTable() {
public TableCellRenderer getDefaultRenderer(Class columnClass) {
TableCellRenderer defaultRenderer = super.getDefaultRenderer( columnClass );
if(defaultRenderer==null) {
return super.getDefaultRenderer( Object.class );
} else {
return defaultRenderer;
}
}
};
JScrollPane tablePane = new JScrollPane(table);
tablePane.getViewport().setBackground( table.getBackground() );
final BeanTableModel beanTableModel = new BeanTableModel(Collections.EMPTY_LIST, Object.class);
table.setModel( beanTableModel );
JSplitPane pane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, treePane, tablePane);
pane.setContinuousLayout( true );
main.getContentPane().add(pane, BorderLayout.CENTER);
tree.addTreeSelectionListener( new TreeSelectionListener() {
public void valueChanged(TreeSelectionEvent e) {
Object lastPathComponent = e.getPath().getLastPathComponent();
List l = new ArrayList();
if(statisticsTreeModel.isContainer( lastPathComponent )) {
int childCount = statisticsTreeModel.getChildCount( lastPathComponent );
Class cl = Object.class;
for (int i = 0; i < childCount; i++) {
Object v = statisticsTreeModel.getChild( lastPathComponent, i );
if(v!=null) cl = v.getClass();
l.add(v);
}
table.setModel( new BeanTableModel(l, cl) );
} else {
l.add( lastPathComponent );
table.setModel( new BeanTableModel(l, lastPathComponent.getClass()) );
}
//table.doLayout();
}
} );
main.getContentPane().setSize(new Dimension(640,480));
main.pack();
main.setModal(shouldBlock);
main.setVisible(true);
}
}