/**
* Sends a message envelope on this socket
*
* @param envelope The message envelope
* @return This socket instance
* @throws IOException Thrown if the message cannot be sent
*/
public Socket push(final Envelope envelope) throws IOException {
LOG.log(Level.FINE, "Pushing envelope: {0}", envelope);
final ObjectNode node = objectMapper.createObjectNode();
node.put("topic", envelope.getTopic());
node.put("event", envelope.getEvent());
node.put("ref", envelope.getRef());
node.set(
"payload",
envelope.getPayload() == null ? objectMapper.createObjectNode() : envelope.getPayload());
final String json = objectMapper.writeValueAsString(node);
LOG.log(Level.FINE, "Sending JSON: {0}", json);
RequestBody body = RequestBody.create(WebSocket.TEXT, json);
if (this.isConnected()) {
try {
webSocket.sendMessage(body);
} catch (IllegalStateException e) {
LOG.log(Level.SEVERE, "Attempted to send push when socket is not open", e);
}
} else {
this.sendBuffer.add(body);
}
return this;
}
@Override
public void onMessage(final ResponseBody payload) throws IOException {
LOG.log(Level.FINE, "Envelope received: {0}", payload);
try {
if (payload.contentType() == WebSocket.TEXT) {
final Envelope envelope = objectMapper.readValue(payload.byteStream(), Envelope.class);
for (final Channel channel : channels) {
if (channel.isMember(envelope.getTopic())) {
channel.trigger(envelope.getEvent(), envelope);
}
}
for (final IMessageCallback callback : messageCallbacks) {
callback.onMessage(envelope);
}
}
} catch (IOException e) {
LOG.log(Level.SEVERE, "Failed to read message payload", e);
} finally {
payload.close();
}
}