in log4j-server/src/main/java/org/apache/logging/log4j/server/JmsServer.java [103:112]
public void start() {
if (state.compareAndSet(State.INITIALIZED, State.STARTING)) {
try {
messageConsumer = jmsManager.createMessageConsumer();
messageConsumer.setMessageListener(this);
} catch (final JMSException e) {
throw new LoggingException(e);
}
}
}