public void setSendItemSubscribe(boolean sendItemSubscribe) {
        this.sendItemSubscribe = sendItemSubscribe;
    }
Sets if new subscribers are going to receive new items once subscribed.

@param sendItemSubscribe true if new subscribers are going to receive new items
       once subscribed.
xmppserver/src/main/java/org/jivesoftware/openfire/pubsub/DefaultNodeConfiguration.java