GarbageCollectorImpl.java 文件源码

public MBeanNotificationInfo[] getNotificationInfo() {
    synchronized (this) {
        if (notifInfo == null) {
             notifInfo = new MBeanNotificationInfo[1];
             notifInfo[0] = new MBeanNotificationInfo(gcNotifTypes,
                                                      notifName,
                                                      "GC Notification");
        }
    }
    return notifInfo;
}