Pro Java Clustering and Scalability: Building Real-Time Apps with Spring, Cassandra, Redis, WebSocket and RabbitMQ

© Jorge Acetozi 2017

Jorge Acetozi, Pro Java Clustering and Scalability, https://doi.org/10.1007/978-1-4842-2985-9_20

20. Sending a User’s Private Messages over WebSocket

Jorge Acetozi¹ 

(1)São Paulo / SP, Brazil

Sending private messages can be a little bit trickier than sending public ones. Let’s take a look at the JavaScript code, shown here:

function sendMessage() {  var instantMessage;  if (spanSendTo.text() == "public") {    instantMessage = {      'text' : inputMessage.val()    }  } else {    instantMessage = {      'text' : inputMessage.val(),      'toUser' : spanSendTo.text()    }  }  stompClient.send("/chatroom/send.message", {}, JSON.stringify(instantMessage));  inputMessage.val("").focus();}

When the client sends a private message in the ...