@Override
protected void channelRead0(io.netty.channel.ChannelHandlerContext ctx, PacketsMessage message)
throws Exception {
ByteBuf content = message.getContent();
MainBaseClient client = message.getClient();
if (log.isTraceEnabled()) {
log.trace(
"In message: {} sessionId: {}",
content.toString(CharsetUtil.UTF_8),
client.getSessionId());
}
while (content.isReadable()) {
try {
Packet packet = decoder.decodePackets(content, client.getSessionId());
Namespace ns = namespacesHub.get(packet.getEndpoint());
if (ns == null) {
log.debug(
"Can't find namespace for endpoint: {}, sessionId: {} probably it was removed.",
packet.getEndpoint(),
client.getSessionId());
return;
}
if (packet.getType() == PacketType.CONNECT) {
client.addChildClient(ns);
}
NamespaceClient nClient = (NamespaceClient) client.getChildClient(ns);
if (nClient == null) {
log.debug(
"Can't find namespace client in namespace: {}, sessionId: {} probably it was disconnected.",
ns.getName(),
client.getSessionId());
return;
}
packetListener.onPacket(packet, nClient);
} catch (Exception ex) {
String c = content.toString(CharsetUtil.UTF_8);
log.error(
"Error during data processing. Client sessionId: "
+ client.getSessionId()
+ ", data: "
+ c,
ex);
return;
}
}
}
@Override
@SuppressWarnings("unchecked")
public void addListener(
Namespace namespace, final Object object, final Method method, Annotation annot) {
OnEvent annotation = (OnEvent) annot;
if (annotation.value() == null || annotation.value().trim().length() == 0) {
throw new IllegalArgumentException("OnEvent \"value\" parameter is required");
}
final int socketIOClientIndex = paramIndex(method, SocketIOClient.class);
final int ackRequestIndex = paramIndex(method, AckRequest.class);
final List<Integer> dataIndexes = dataIndexes(method);
if (dataIndexes.size() > 1) {
List<Class<?>> classes = new ArrayList<Class<?>>();
for (int index : dataIndexes) {
Class<?> param = method.getParameterTypes()[index];
classes.add(param);
}
namespace.addMultiTypeEventListener(
annotation.value(),
new MultiTypeEventListener() {
@Override
public void onData(SocketIOClient client, MultiTypeArgs data, AckRequest ackSender) {
try {
Object[] args = new Object[method.getParameterTypes().length];
if (socketIOClientIndex != -1) {
args[socketIOClientIndex] = client;
}
if (ackRequestIndex != -1) {
args[ackRequestIndex] = ackSender;
}
int i = 0;
for (int index : dataIndexes) {
args[index] = data.get(i);
i++;
}
method.invoke(object, args);
} catch (InvocationTargetException e) {
throw new SocketIOException(e.getCause());
} catch (Exception e) {
throw new SocketIOException(e);
}
}
},
classes.toArray(new Class[classes.size()]));
} else {
Class objectType = Void.class;
if (!dataIndexes.isEmpty()) {
objectType = method.getParameterTypes()[dataIndexes.iterator().next()];
}
namespace.addEventListener(
annotation.value(),
objectType,
new DataListener<Object>() {
@Override
public void onData(SocketIOClient client, Object data, AckRequest ackSender) {
try {
Object[] args = new Object[method.getParameterTypes().length];
if (socketIOClientIndex != -1) {
args[socketIOClientIndex] = client;
}
if (ackRequestIndex != -1) {
args[ackRequestIndex] = ackSender;
}
if (!dataIndexes.isEmpty()) {
int dataIndex = dataIndexes.iterator().next();
args[dataIndex] = data;
}
method.invoke(object, args);
} catch (InvocationTargetException e) {
throw new SocketIOException(e.getCause());
} catch (Exception e) {
throw new SocketIOException(e);
}
}
});
}
}