Naming.h
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00001 /***************************************************************************** 00002 * Copyright (C) 2011 by Benjamin Hadorn (b_hadorn@bluewin.ch) 00003 ***************************************************************************** 00004 * Project : Zeus Base Library 00005 * Module : Naming 00006 * Package : Zeus.ZeusBase.Remote 00007 * Author : Benjamin Hadorn 00008 * Date : 27.12.2011 00009 * System : Zeus-Framework 00010 ***************************************************************************** 00011 * Licence: * 00012 * This library is free software; you can redistribute it and/or modify * 00013 * it under the terms of the GNU Lesser General Public License as * 00014 * published by the Free Software Foundation; either version * 00015 * 2.1 of the License, or (at your option) any later version. * 00016 * * 00017 * This library is distributed in the hope that it will be useful, * 00018 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00019 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00020 * GNU Lesser General Public License for more details. * 00021 * * 00022 * You should have received a copy of the GNU Lesser General Public * 00023 * License along with this library; if not, write to the Free Software * 00024 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA * 00025 *****************************************************************************/ 00026 00027 /***************************************************************************** 00028 * Changes: 00029 * 27.12.2011 bha: created zeus 2.0 00030 *****************************************************************************/ 00031 00032 #ifndef NamingH 00033 #define NamingH 00034 00035 #include <zeusbase/Remote/Interfaces/INaming.hpp> 00036 #include <zeusbase/Remote/AbstractStub.h> 00037 #include <zeusbase/System/ZObject.h> 00038 #include <zeusbase/System/StringMap.hpp> 00039 00040 BEGIN_NAMESPACE_Zeus 00041 00043 #define Naming TNaming::getInstance() 00044 00045 class TCriticalSection; 00046 class TXMLStream; 00047 00048 /***************************************************************************/ 00059 /***************************************************************************/ 00060 zeusbase_class TNaming : public TZObject, public INamedContext 00061 { 00062 public: 00063 static TNaming& getInstance(); 00064 static Retval createNewInstance(TNaming*& rpObject); 00065 00066 Retval connect(const TString& rAddress, Uint uiPort); 00067 void disconnect(); 00068 Retval getLocalContext(INamedContext*& rpContext); 00069 void setDelegationInterface(INaming* pIface); 00070 00071 //Methods of INaming 00072 virtual bool MQUALIFIER hasRemoteContext() const; 00073 virtual bool MQUALIFIER isConnected() const; 00074 virtual void MQUALIFIER releaseLocalContext(); 00075 00076 //Methods of INaming 00077 virtual Retval MQUALIFIER bind(const IString& rName, const IRemoteObject& rObject); 00078 virtual Retval MQUALIFIER rebind(const IString& rName, const IRemoteObject& rObject); 00079 virtual Retval MQUALIFIER unbind(const IString& rName); 00080 virtual Retval MQUALIFIER lookup(const IString& rQuery, IRemoteObject*& rpObject); 00081 virtual Retval MQUALIFIER lookupObjects(const IString& rQuery, IRemoteObjectList& rObjects); 00082 virtual Retval MQUALIFIER lookupAny(const IString& rQuery, IRemoteObject*& rpObject); 00083 00084 virtual Retval MQUALIFIER getObjectNames(const IString& rQuery, IStringList& rNames); 00085 00086 00087 //Methods of IZUnknown 00088 MEMORY_MANAGER_DECL 00089 00090 protected: 00091 void createLocalContext(); 00092 bool checkAndCreateLocalContext(); 00093 00095 //Compiler problem on older version from microsoft 00096 #ifdef _MSC_VER 00097 public: 00098 #endif 00099 00100 00101 TNaming(); 00102 virtual ~TNaming(); 00103 00104 private: 00106 static TAutoPtr<TNaming> m_ptrNaming; 00108 TCriticalSection& m_rLock; 00110 TAutoPtr<INaming> m_ptrDelegationInterface; 00112 TAutoPtr<INamedContext> m_ptrRemoteContext; 00114 TAutoPtr<INamedContext> m_ptrLocalContext; 00116 TXMLStream* m_pLocalXMLData; 00117 }; 00118 00119 //INLINE METHDOS 00120 /***************************************************************************/ 00124 /***************************************************************************/ 00125 inline /*static*/ TNaming& TNaming::getInstance() 00126 { 00127 return *m_ptrNaming; 00128 } 00129 00130 /***************************************************************************/ 00133 /***************************************************************************/ 00134 inline bool TNaming::checkAndCreateLocalContext() 00135 { 00136 if (m_ptrLocalContext == NULL) 00137 { 00138 createLocalContext(); 00139 } 00140 return (m_ptrLocalContext != NULL); 00141 } 00142 00143 /***************************************************************************/ 00146 /***************************************************************************/ 00147 inline bool MQUALIFIER TNaming::hasRemoteContext() const 00148 { 00149 bool bRetval = false; 00150 if (m_ptrDelegationInterface != NULL) 00151 { 00152 bRetval = m_ptrDelegationInterface->hasRemoteContext(); 00153 } 00154 else 00155 { 00156 bRetval = (m_ptrRemoteContext != NULL); 00157 } 00158 return bRetval; 00159 } 00160 00161 /***************************************************************************/ 00164 /***************************************************************************/ 00165 inline bool MQUALIFIER TNaming::isConnected() const 00166 { 00167 bool bRetval = false; 00168 if (m_ptrDelegationInterface != NULL) 00169 { 00170 bRetval = m_ptrDelegationInterface->isConnected(); 00171 } 00172 else 00173 { 00174 bRetval = false; //TODO 00175 } 00176 return bRetval; 00177 } 00178 00179 00180 END_NAMESPACE_Zeus 00181 00182 #endif