function domChange(domId, callback) { // select the target node var target = document.getElementById(domId); // create an observer instance var observer = new MutationObserver(function (mutations) { mutations.forEach(function (mutation) { callback();…
asteriskServer.addAsteriskServerListener(new AsteriskListenerInit());//服务属性监听会自动连接服务 实现AsteriskServerListener,PropertyChangeListener,对服务的通道,用户,队列,语音室所有属性改变 public class AsteriskListenerInit implements AsteriskServerListener,PropertyChangeListener{ @O…