HttpActorAdapter(
ActorRef<? super HttpRequest> userActor,
Context actorContext,
String httpResponseEncoderName) {
super("HttpActorAdapter", new HttpChannelAdapter(actorContext, httpResponseEncoderName));
if (actorContext.watch()) ((HttpChannelAdapter) (SendPort) getMailbox()).actor = this;
this.userActor = userActor;
this.context = actorContext;
}
final void service(ChannelHandlerContext ctx, FullHttpRequest req) throws SuspendExecution {
if (context.watch()) watchToken = watch(userActor);
this.ctx = ctx;
this.req = req;
if (isDone()) {
handleDeath(getDeathCause());
return;
}
userActor.send(new HttpRequestWrapper(ref(), ctx, req));
}
@Override
protected final void die(Throwable cause) {
if (dead) return;
dead = true;
super.die(cause);
try {
context.invalidate();
} catch (final Exception ignored) {
}
// Ensure to release references to server objects
unwatch();
userActor = null;
watchToken = null;
context = null;
ctx = null;
req = null;
}
private void addActorToContextAndUnlock(
Context actorContext, ActorImpl actor, ReentrantLock lock) {
actorContext.getAttachments().put(ACTOR_KEY, actor);
lock.unlock();
}
private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req)
throws SuspendExecution {
// Handle a bad request.
if (!req.getDecoderResult().isSuccess()) {
sendHttpResponse(
ctx, req, new DefaultFullHttpResponse(req.getProtocolVersion(), BAD_REQUEST), false);
return;
}
final String uri = req.getUri();
final Context actorCtx = selector.get(ctx, req);
assert actorCtx != null;
final ReentrantLock lock = actorCtx.getLock();
assert lock != null;
lock.lock();
try {
final ActorRef<? extends WebMessage> userActorRef = actorCtx.getRef();
ActorImpl internalActor = (ActorImpl) actorCtx.getAttachments().get(ACTOR_KEY);
if (userActorRef != null) {
if (actorCtx.handlesWithWebSocket(uri)) {
if (internalActor == null || !(internalActor instanceof WebSocketActorAdapter)) {
//noinspection unchecked
webSocketActor =
new WebSocketActorAdapter(ctx, (ActorRef<? super WebMessage>) userActorRef);
addActorToContextAndUnlock(actorCtx, webSocketActor, lock);
}
// Handshake
final WebSocketServerHandshakerFactory wsFactory =
new WebSocketServerHandshakerFactory(uri, null, true);
handshaker = wsFactory.newHandshaker(req);
if (handshaker == null) {
WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
} else {
@SuppressWarnings("unchecked")
final ActorRef<WebMessage> userActorRef0 =
(ActorRef<WebMessage>) webSocketActor.userActor;
handshaker
.handshake(ctx.channel(), req)
.addListener(
new GenericFutureListener<ChannelFuture>() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
FiberUtil.runInFiber(
new SuspendableRunnable() {
@Override
public void run() throws SuspendExecution, InterruptedException {
userActorRef0.send(
new WebSocketOpened(WebActorHandler.this.webSocketActor.ref()));
}
});
}
});
}
return;
} else if (actorCtx.handlesWithHttp(uri)) {
if (internalActor == null || !(internalActor instanceof HttpActorAdapter)) {
//noinspection unchecked
internalActor =
new HttpActorAdapter(
(ActorRef<HttpRequest>) userActorRef, actorCtx, httpResponseEncoderName);
addActorToContextAndUnlock(actorCtx, internalActor, lock);
}
//noinspection unchecked
((HttpActorAdapter) internalActor).service(ctx, req);
return;
}
}
} finally {
if (lock.isHeldByCurrentStrand() && lock.isLocked()) lock.unlock();
}
sendHttpResponse(
ctx, req, new DefaultFullHttpResponse(req.getProtocolVersion(), NOT_FOUND), false);
}