Set the interval, in milliseconds, at which the "system" relay session will,
in the absence of any other data being sent, send a heartbeat to the STOMP broker.
A value of zero will prevent heartbeats from being sent to the broker.
<p>The default value is 10000.
Set the interval, in milliseconds, at which the "system" relay session will, in the absence of any other data being sent, send a heartbeat to the STOMP broker. A value of zero will prevent heartbeats from being sent to the broker. <p>The default value is 10000.