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_19

19. Sending a User’s Public Messages over WebSocket

Jorge Acetozi¹ 

(1)São Paulo / SP, Brazil

When the client sends a public message in the chat room, the sendMessage JavaScript function is called. Essentially, it converts the instantMessage JavaScript object into a JSON representation and sends the message to the application destination /chatroom/send.message.

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)); ...