/**
* Handles a call. The default behavior is to initialize the Restlet by setting the current
* context using the {@link Context#setCurrent(Context)} method and by attempting to start it,
* unless it was already started. If an exception is thrown during the start action, then the
* response status is set to {@link Status#SERVER_ERROR_INTERNAL}.
*
* <p>Subclasses overriding this method should make sure that they call super.handle(request,
* response) before adding their own logic.
*
* @param request The request to handle.
* @param response The response to update.
*/
public void handle(Request request, Response response) {
// Associate the response to the current thread
Response.setCurrent(response);
// Associate the context to the current thread
if (getContext() != null) {
Context.setCurrent(getContext());
}
// Check if the Restlet was started
if (isStopped()) {
try {
start();
} catch (Exception e) {
// Occurred while starting the Restlet
getContext().getLogger().log(Level.WARNING, UNABLE_TO_START, e);
response.setStatus(Status.SERVER_ERROR_INTERNAL);
}
if (!isStarted()) {
// No exception raised but the Restlet somehow couldn't be
// started
getContext().getLogger().log(Level.WARNING, UNABLE_TO_START);
response.setStatus(Status.SERVER_ERROR_INTERNAL);
}
}
}
/** Starts the filter and the attached routes. */
@Override
public synchronized void start() throws Exception {
if (isStopped()) {
super.start();
for (Route route : getRoutes()) {
route.start();
}
if (getDefaultRoute() != null) {
getDefaultRoute().start();
}
}
}