XML_Topology_Factory.h
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00001 // -*- C++ -*- 00002 00003 //============================================================================= 00004 /** 00005 * @file XML_Topology_Factory.h 00006 * 00007 * $Id: XML_Topology_Factory.h 82954 2008-10-07 08:02:58Z johnnyw $ 00008 * 00009 * @author Jonathan Pollack <pollack_j@ociweb.com> 00010 */ 00011 //============================================================================= 00012 00013 #ifndef XML_TOPOLOGY_FACTORY_H 00014 #define XML_TOPOLOGY_FACTORY_H 00015 #include /**/ "ace/pre.h" 00016 00017 #include "orbsvcs/Notify/Topology_Factory.h" 00018 #include "orbsvcs/Notify/notify_persist_export.h" 00019 00020 #include "tao/corba.h" 00021 #include "ace/SString.h" 00022 00023 00024 #if !defined (ACE_LACKS_PRAGMA_ONCE) 00025 #pragma once 00026 #endif /* ACE_LACKS_PRAGMA_ONCE */ 00027 00028 TAO_BEGIN_VERSIONED_NAMESPACE_DECL 00029 00030 namespace TAO_Notify 00031 { 00032 extern const char TOPOLOGY_ID_NAME[]; 00033 00034 /** 00035 * \brief Create XML topology savers and loaders 00036 * 00037 * Loaded by a svc.conf line like: 00038 * dynamic Topology_Factory Service_Object* TAO_CosNotificationd:_make_XML_Topology_Factory() "[arguments]" 00039 * where arguments are: 00040 * -base_path Base path (directory and filename) for both saving and loading. 00041 * .xml will be appended to the base path 00042 * Default is ./Notification_Service_Topology 00043 * -save_base_path Base path for saving. 00044 * -load_base_path Base path for loading. 00045 * -file_count How many backup copies to keep. Default is 1 00046 * -no_timestamp Disable timestamping (makes files diffable) 00047 * Note: you can set both saving and storing to the same file using -base_path 00048 * Or you can set them independently using -save_base_path 00049 * and -load_base_path 00050 * 00051 */ 00052 class TAO_Notify_Persist_Export XML_Topology_Factory : public Topology_Factory 00053 { 00054 public: 00055 /// The constructor. 00056 XML_Topology_Factory (); 00057 virtual ~XML_Topology_Factory (); 00058 00059 //////////////////////////////////// 00060 // Override Topology_Factory methods 00061 // documented in Topology_Factory.h 00062 virtual Topology_Saver* create_saver (); 00063 virtual Topology_Loader* create_loader(); 00064 00065 //////////////////////////////// 00066 // Override Share_Object methods 00067 // documented in ace/Shared_Object.h 00068 virtual int init (int argc, ACE_TCHAR *argv[]); 00069 virtual int fini (); 00070 00071 private: 00072 ACE_TString save_base_path_; 00073 ACE_TString load_base_path_; 00074 size_t backup_count_; 00075 bool timestamp_; 00076 }; 00077 00078 } // namespace TAO_Notify 00079 00080 TAO_END_VERSIONED_NAMESPACE_DECL 00081 00082 ACE_FACTORY_DECLARE (TAO_Notify_Persist, TAO_Notify_XML_Topology_Factory) 00083 00084 #include /**/ "ace/post.h" 00085 #endif /* XML_TOPOLOGY_FACTORY_H */
