Mastering Internet of Things

Creating an XMPP chat server

As with the other server objects, we first need a variable to hold the reference to our chat server. We also need a Bits of Binary client. Bits of Binary is a mechanism to transfer small chunks of binary information from one client to another and is defined in XEP-0231. It is one of several methods the chat server can use to transfer images:

private BobClient bobClient = null; 
private ChatServer chatServer = null; 

In our AttachFeatures method, we create the instance as follows. We ask our Bits of Binary-client to temporarily use the TEMP folder to store binary information, if necessary. In the constructor of our chat server, we also provide a reference to our sensor server:

this.bobClient = new BobClient(this.xmppClient, ...