private void handleExportWebApplication() {
if (_tblWebApplications.getTable().getSelectionCount() > 0) {
try {
WebApplication app = _webAppModel.getBeans().get(_tblWebApplications.getTable().getSelectionIndex());
IStructuredSelection selection = new SingleStructuredSelection(app);
WorkbenchUtils.openWizard(WGADesignerPlugin.getDefault().getWorkbench(), ResourceIDs.WIZARD_EXPORT_WGAAPPLICATION, selection);
} catch (Exception e) {
WorkbenchUtils.showErrorDialog(WGADesignerPlugin.getDefault(), getSite().getShell(), "Unable to open export wizard for web application", e);
}
} else {