VariableResolver.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 : VariableResolver 00006 * Package : Zeus.ZeusBase.System 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 VariableResolverH 00033 #define VariableResolverH 00034 00035 #include <zeusbase/System/ZObject.h> 00036 #include <zeusbase/System/StringMap.hpp> 00037 #include <zeusbase/System/Set.hpp> 00038 #include <zeusbase/System/Interfaces/IVariableResolver.hpp> 00039 00040 BEGIN_NAMESPACE_Zeus 00041 00042 /****************************************************************************/ 00048 /****************************************************************************/ 00049 zeusbase_class TVariableResolver : public TZObject, public IVariableResolver 00050 { 00051 public: 00052 TVariableResolver(); 00053 00054 //Methods of IVariableResolver 00055 virtual void MQUALIFIER clearVariables(); 00056 virtual void MQUALIFIER addVariable(const IString& rName, const IString& rValue); 00057 virtual void MQUALIFIER removeVariable(const IString& rName); 00058 virtual Retval MQUALIFIER resolve(const IString& rData, IString& rOut, bool bRecursive); 00059 00060 //Methods of IZUnknown 00061 MEMORY_MANAGER_DECL 00062 00063 void addVariables(const TStringMap<TString>& rVariables); 00064 void addVariable(const TString& rName, const TString& rValue); 00065 00066 void removeVariables(const TStringMap<TString>& rVariables); 00067 void removeVariables(const TSet<TString>& rVariables); 00068 void removeVariable(const TString& rName); 00069 00070 Retval resolve(const TString& rData, IString& rOut, bool bRecursive); 00071 00072 void resolveDependancies(const IString& rData, TSet<TString>& rDependancies, bool bRecusrive = false); 00073 void resolveDependancies(const TString& rData, TSet<TString>& rDependancies, bool bRecusrive = false); 00074 00075 protected: 00076 virtual ~TVariableResolver(); 00077 00078 virtual Retval resolveVariable(const TString& rName, TString& rValue); 00079 virtual Retval resolve_internal(const IString& rData, IString& rOut, bool bRecursive, TSet<TString>& rReplacedVars); 00080 00081 private: 00083 TStringMap<TString> m_mapVariables; 00084 00085 }; 00086 00087 /****************************************************************************/ 00090 /****************************************************************************/ 00091 inline void MQUALIFIER TVariableResolver::addVariable(const IString& rName, const IString& rValue) 00092 { 00093 m_mapVariables.setItem(rName, rValue); 00094 } 00095 00096 /****************************************************************************/ 00099 /****************************************************************************/ 00100 inline void MQUALIFIER TVariableResolver::clearVariables() 00101 { 00102 m_mapVariables.clear(); 00103 } 00104 00105 /****************************************************************************/ 00108 /****************************************************************************/ 00109 inline void MQUALIFIER TVariableResolver::removeVariable(const IString& rName) 00110 { 00111 m_mapVariables.deleteItem(rName); 00112 } 00113 00114 /****************************************************************************/ 00117 /****************************************************************************/ 00118 inline Retval MQUALIFIER TVariableResolver::resolve(const IString& rData, IString& rOut, bool bRecursive) 00119 { 00120 TSet<TString> setVars; 00121 return resolve_internal(rData, rOut, bRecursive, setVars); 00122 } 00123 00124 /****************************************************************************/ 00127 /****************************************************************************/ 00128 inline void TVariableResolver::addVariable(const TString& rName, const TString& rValue) 00129 { 00130 m_mapVariables.setItem((const IString&)rName, (const IString&)rValue); 00131 } 00132 00133 /****************************************************************************/ 00136 /****************************************************************************/ 00137 inline void TVariableResolver::removeVariable(const TString& rName) 00138 { 00139 m_mapVariables.deleteItem((const IString&)rName); 00140 } 00141 00142 /****************************************************************************/ 00145 /****************************************************************************/ 00146 inline Retval TVariableResolver::resolve(const TString& rData, IString& rOut, bool bRecursive) 00147 { 00148 TSet<TString> setVars; 00149 return resolve_internal(rData, rOut, bRecursive, setVars); 00150 } 00151 00152 /****************************************************************************/ 00155 /****************************************************************************/ 00156 inline void TVariableResolver::resolveDependancies(const TString& rData, TSet<TString>& rDependancies, bool bRecusrive /*= false*/) 00157 { 00158 resolveDependancies((const IString&)rData, rDependancies, bRecusrive); 00159 } 00160 00161 END_NAMESPACE_Zeus 00162 00163 #endif