Description Costin Arsene 2011-12-09 05:42:58 EST

Build Identifier: SWT 3.7

package swtbrowser;

import java.awt.Dimension;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
import javax.swing.SwingWorker;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.*;

public class SWTBrowser {

  public static void main(String[] args) throws InterruptedException {
    SwingUtilities.invokeLater(new Runnable() {

      @Override
      public void run() {
        final JFrame jFrame = new JFrame();
        jFrame.setSize(new Dimension(400, 500));
        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        JButton jb = new JButton("Test Browser");
        jb.addActionListener(new ActionListener() {

          @Override
          public void actionPerformed(ActionEvent e) {
            executeBrowser(jFrame);
          }
        });
        jFrame.add(jb);
        jFrame.setVisible(true);

      }

      private void executeBrowser(final JFrame jFrame) throws HeadlessException {
        jFrame.setVisible(false);
        new SwingWorker<Object, Object>() {

          @Override
          protected Object doInBackground() throws Exception {
            geneateBrowser(jFrame);

            return null;
          }

          @Override
          protected void done() {
          }
        }.execute();
      }
    });
  }
  static Display display = null;

  private static void geneateBrowser(JFrame frame) {

    Display display = new Display();
    Shell shell = new Shell(display); //create window

    shell.setLayout(new FillLayout());

    Browser browser = new Browser(shell, SWT.WEBKIT); //create browser 
    browser.setUrl("http://www.google.com");
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) {
        display.sleep();
      }
    }
    frame.setVisible(true);
    
  }
}





Reproducible: Always

Steps to Reproduce:
1.Start the application 
2.Press Test Browser Button 
3.Close Browser
4.Press Test Browser Button 
5.Close Browser
6.Press Test Browser Button 
7.Close Browser
8. The JVM crashes
9.JVM USED ORACLE (SUN) JRE 1.6.0_29 (32 bit version)  or any JRE above 1.6.0_29  (32 bit) and on any Windows Operating System (tested on WINDOWS XP ,WINDOWS VISTA, WINDOWS 7)
10. If I change SWT.WEBKIT whith SWT.NONE everything works perfectly.The problem is that I need the Webkit ENGINE.