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00024 #ifndef _CSESSIONMANAGER
00025 #define _CSESSIONMANAGER
00026 #include "libMRML/include/uses-declarations.h"
00027 #include <iostream>
00028 #include <string>
00029 #include <list>
00030 #include <map>
00031 #include "libMRML/include/CXMLElement.h"
00032 #include "libMRML/include/CAccessorAdminCollection.h"
00033 #include "libMRML/include/CI18nTranslator.h"
00034 #include "libMRML/include/CAlgorithm.h"
00035 #include "libMRML/include/CPropertySheetList.h"
00036 #include "libMRML/include/CAccessorElement.h"
00037 #include "libMRML/include/CAlgorithmCollection.h"
00038 #include "libMRML/include/CQueryTreeBuilder.h"
00039 #include "libMRML/include/CMutex.h"
00040 class CStaticQueryFactory;
00041 class CAlgorithm;
00042 class CSessionManager;
00043 class CQueryTreeNode;
00044 class CStaticQueryFactory;
00061 class CSession{
00062 protected:
00064 string mPreferredLanguage;
00066 typedef list<string> CLanguageList;
00068 CLanguageList mLanguages;
00070 CMutex mMutexSession;
00072 bool mIsOpen;
00074 string mUser;
00076 string mID;
00080 string mSessionName;
00084 CAlgorithm* mActiveAlgorithm;
00086 pair<CQueryContainer*,CQueryTreeNode*> mQueryTree;
00088 static CQueryTreeBuilder mQueryTreeBuilder;
00089 public:
00090
00092 CSession();
00095 CSession(string inUser,
00096 string inID,
00097 string inSessionName,
00098 CAlgorithm* inActiveAlgorithm
00099 );
00103 ~CSession();
00104
00106 ostream& write(ostream& outStream)const;
00108 istream& read(istream& inStream);
00109
00111 string getUser()const;
00113 void setUser(const string& inUser);
00115 string getID()const;
00117 void setID(const string& inID);
00119 string getSessionName()const;
00121 void setSessionName(const string& inSessionName);
00123 CAlgorithm* getActiveAlgorithm();
00132 bool setActiveAlgorithm(CAccessorAdminCollection& inCaller,
00133 CAlgorithmCollection& inAlgorithmCollection,
00134 CAlgorithm* inActiveAlgorithm,
00135 CStaticQueryFactory& inBaseTypeFactory);
00137
00139
00140
00147 CXMLElement* query(CSessionManager& inCaller,
00148 const CXMLElement& inQuery);
00149
00151 CXMLElement* getRandomImages(CSessionManager& inCaller,
00152 const string& inAlgorithm,
00153 int inResultSize);
00154
00155
00161 bool open();
00162
00165 bool close();
00166
00170 bool rename(const string& inName);
00173 void CSession::clearLanguages();
00176 void CSession::addLanguage(string inLanguageCode);
00180 void CSession::commitLanguages(const CI18nTranslator& inTranslator);
00182 list<string> CSession::getLanguages()const;
00184 string CSession::getPreferredLanguage()const;
00185
00186
00188 string toXML(bool isPrivate)const;
00189 };
00190
00207 class CSessionManager:public CAlgorithmCollection
00208
00209 {
00211 CMutex mMutexSessionManager;
00212 protected:
00216 CAccessorAdminCollection mAccessorAdminCollection;
00220 CI18nTranslator mI18nTranslator;
00224 typedef map<string,list<CSession> > CUserToSessions;
00226 typedef map<string,CSession*> CIDToSession;
00228 mutable CUserToSessions mUserToSessions;
00230 mutable CIDToSession mIDToSession;
00235 CPropertySheetList* mPropertySheetList;
00238 CXMLElement* mPropertySheetSubtree;
00241 CStaticQueryFactory* mBaseTypeFactory;
00242 public:
00247 CSessionManager(string inSessions,
00248 string inConfiguration,
00249 string inI18nFileName);
00250
00255 CQuery* makeQuery(const string& inBaseType,
00256 CAlgorithm& inAlgorithm);
00257
00260 istream& read(istream&);
00262 ostream& write(ostream&);
00263
00267 CXMLElement* openSession(string inUserName,
00268 string inSessionID,
00269 string inSessionName);
00270
00274 CXMLElement* renameSession(string inSessionID,
00275 string inSessionName);
00278 CXMLElement* deleteSession(string inSessionID);
00283 CXMLElement* closeSession(string inSessionID);
00290 CXMLElement* query(const string& inSessionID,
00291 const CXMLElement& inRelevanceLevelList);
00292
00304 CXMLElement* getRandomImages(const string& inSessionID,
00305 const string& inAlgorithm,
00306 int inResultSize);
00307
00309 list<CAccessorElement>* getAllAccessorElements(const string& inSessionID,
00310 const string& inAlgorithm
00311 );
00312
00314 list<TID>* getAllIDs(const string& inSessionID,
00315 const string& inAlgorithm
00316 );
00317
00325 bool setAlgorithm(const string& inSessionID,
00326 CAlgorithm* inAlgorithm);
00328 string newSession(const string& inUser,
00329 const string& inSessionName);
00331 string newSession(const string& inID,
00332 const string& inUser,
00333 const string& inSessionName);
00336 void setSessionName(const string& inOldSessionName,
00337 const string& inNewSessionName);
00338
00362
00367 string toXML(bool isPrivate=false)const;
00375 string toXMLSessions(const string& inUser,
00376 bool isPrivate=false)const;
00378 string toXMLSessionConfiguration()const;
00380 pair<string,string> toXMLHandshake(const string& inUser);
00386 CXMLElement* getPropertySheet(string inSessionID,
00387 string inAlgorithmID)const;
00388
00397 void startPropertySheetSubtree();
00400 CXMLElement* getPropertySheetSubtree();
00404 void endPropertySheetSubtree();
00407 CXMLElement* getCollections()const;
00410 CXMLElement* getAlgorithms()const;
00412 bool clearSessionLanguages(const string& inSessionID);
00414 bool addSessionLanguage(const string& inSessionID,
00415 const string& inLanguageCode);
00417 bool commitSessionLanguages(const string& inSessionID);
00419 list<string> getSessionLanguages(const string& inSessionID)const;
00421 void CSessionManager::translate(string inSessionID,
00422 CXMLElement& inoutToBeTranslated)const;
00423 };
00424
00425 #endif