![](../../../../../../../../style/Empty.gif) ![](../../../../../../../../style/Empty.gif) ![](../../../../../../../../style/Empty.gif) ![](../../../../../../../../style/Empty.gif) ![](../../../../../../../../style/Empty.gif) ![](../../../../../../../../style/Empty.gif) | ![](../../../../../../../../style/ThreeWay.gif) | abstract public class BaseAnnouncementService extends BaseMessageService implements AnnouncementService,ContextObserver,EntityTransferrer(Code)(Java Doc)
| ![](../../../../../../../../style/Horizontal.gif) | public interface AnnouncementService extends MessageService(Code)(Java Doc)
| ![](../../../../../../../../style/Horizontal.gif) | public interface ContextObserver (Code)(Java Doc)
| ![](../../../../../../../../style/Horizontal.gif) | public interface EntityTransferrer (Code)(Java Doc)
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