/** {@inheritDoc} */
@Override
protected void writeActiveResource(IActiveResource resource, OutputStream outputStream)
throws IOException {
IBackendController backendController = BackendControllerHolder.getCurrentBackendController();
AbstractBackendController slaveBackendController =
(AbstractBackendController) backendController.createBackendController();
AsyncActionExecutor executor =
new AsyncActionExecutor(
new AsyncExportAction(resource, outputStream),
new HashMap<String, Object>(),
null,
slaveBackendController);
// execute synchronously in the thread
try {
executor.run();
} catch (RuntimeException ex) {
if (ex.getCause() instanceof IOException) {
throw (IOException) ex.getCause();
} else {
throw ex;
}
}
// Do not cleanup the session backend controller since it can be used by a GUI thread. See bug
// #75.
// backendController.cleanupRequestResources();
}
/** Programmatically stops the application and performs all necessary cleanups. */
public void stop() {
// Breaks SSO. Useless to perform before garbage collecting.
// if (frontendController != null) {
// frontendController.stop();
// }
frontendController = null;
BackendControllerHolder.setSessionBackendController(null);
}
/**
* Both front and back controllers are retrieved from the spring context, associated and started.
*
* <p>{@inheritDoc}
*/
@SuppressWarnings("unchecked")
@Override
public void start() {
// start on brand new instances.
stop();
IBackendController backendController;
try {
backendController =
(IBackendController) getApplicationContext().getBean("applicationBackController");
} catch (RuntimeException ex) {
LOG.error("applicationBackController could not be instantiated.", ex);
throw ex;
}
try {
frontendController =
(IFrontendController<E, F, G>)
getApplicationContext().getBean("applicationFrontController");
} catch (RuntimeException ex) {
LOG.error("applicationFrontController could not be instantiated.", ex);
throw ex;
}
frontendController.start(backendController, getStartupLocale(), getClientTimeZone());
BackendControllerHolder.setSessionBackendController(backendController);
}