sse-v2.java

// tell the browser if connection
// fails to reopen it after 10 seconds
response.getWriter().println("retry: 10000\n");

// Start asynchronous context and add listeners to remove it in case
// of errors
final AsyncContext ac = request.startAsync();
log("Default timeout for this asyncContext: "+ac.getTimeout());
// The timeout will expire if neither the complete() method nor any of the dispatch methods are called on the
// asyncContext. 
// this value times out the connection
ac.setTimeout(Integer.MAX_VALUE);
log("Changed timeout for this asyncContext: "+ac.getTimeout());