return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, "The selected file doesn't contain java.lang.Object.class", null);
return new Status(flag, JavaPlugin.getPluginId(), 0, "The selected JRE JAR doesn't contain java.lang.Object.class", null);
	protected IStatus validateSystemLibrary() {		if (!fUseCustomLibrary.getSelection())			return null;		File f= new File(fSystemLibrary.getText());		if (!f.isFile())			return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, "The selected file doesn't exist", null);		try {			ZipFile zip= null;			try {				zip= new ZipFile(f);				ZipEntry e= zip.getEntry("java/lang/Object.class");				if (e == null)					return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, "The selected file doesn't contain java.lang.Object.class", null);			} catch (IOException e) {				return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, "Exception while accessing zip file", e);			} finally {				if (zip != null)					zip.close();			}		} catch (IOException e) {		}		return null;	}