include/root/TSchemaRuleSet.h

0001 // @(#)root/core:$Id$
0002 // author: Lukasz Janyst <ljanyst@cern.ch>
0003
0004 #ifndef ROOT_TSchemaRuleSet
0005 #define ROOT_TSchemaRuleSet
0006
0007 #include "TObject.h"
0008 #include "TString.h"
0009 #include "TClassRef.h"
0010 #include <vector>
0011
0012 #ifdef R__LESS_INCLUDES
0013 class TObjArray;
0014 #else
0015 #include "TObjArray.h"
0016 #endif
0017
0018
0019 namespace ROOT {
0020
0021 class TSchemaRule;
0022
0023 namespace Detail {
0024    class TSchemaRuleSet: public TObject
0025    {
0026    public:
0027
0028       class TMatches: public std::vector<const TSchemaRule*>
0029       {
0030       public:
0031          operator bool() { return !empty(); }
0032          const TSchemaRule* GetRuleWithSource( const TString& name ) const;
0033          const TSchemaRule* GetRuleWithTarget( const TString& name ) const;
0034          Bool_t       HasRuleWithSource( const TString& name, Bool_t needingAlloc ) const;
0035          Bool_t       HasRuleWithTarget( const TString& name, Bool_t willset ) const;
0036       };
0037
0038       enum EConsistencyCheck {
0039          kNoCheck       = 0,
0040          kCheckAll      = 1,
0041          kCheckConflict = 2
0042       };
0043
0044       TSchemaRuleSet();
0045       virtual ~TSchemaRuleSet();
0046
0047       Bool_t              AddRule(TSchemaRule *rule, EConsistencyCheck checkConsistency = kCheckAll, TString *errmsg = nullptr);
0048       Bool_t              AddRules(TSchemaRuleSet *rules, EConsistencyCheck checkConsistency = kCheckAll, TString *errmsg = nullptr);
0049       Bool_t              HasRuleWithSourceClass( const TString &source) const;
0050       const TMatches FindRules( const TString &source ) const;
0051       const TMatches FindRules( const TString &source, Int_t version ) const;
0052       const TMatches FindRules( const TString &source, UInt_t checksum ) const;
0053       const TMatches FindRules( const TString &source, Int_t version, UInt_t checksum ) const;
0054       TClass*             GetClass();
0055       UInt_t              GetClassCheckSum() const;
0056       TString             GetClassName() const;
0057       Int_t               GetClassVersion() const;
0058       const TObjArray*    GetRules() const;
0059       const TObjArray*    GetPersistentRules() const;
0060       void                RemoveRule( TSchemaRule* rule );
0061       void                RemoveRules( TObjArray* rules );
0062       void                SetClass( TClass* cls );
0063
0064       void                ls(Option_t *option="") const override;
0065       void                AsString(TString &out) const;
0066
0067    private:
0068       TObjArray* fPersistentRules; //  Array of the rules that will be embeded in the file
0069       TObjArray* fRemainingRules;  //! Array of non-persistent rules - just for cleanup purposes - owns the elements
0070       TObjArray* fAllRules;        //! Array of all rules
0071       TClassRef  fClass;           //! Target class pointer (for consistency checking)
0072       TString    fClassName;       //  Target class name
0073       Int_t      fVersion;         //  Target class version
0074       UInt_t     fCheckSum;        //  Target class checksum
0075
0076    ClassDefOverride( TSchemaRuleSet, 1 )
0077
0078    };
0079
0080 } // End of Namespace Detail
0081 } // End of Namespace ROOT
0082
0083 #endif // ROOT_TSchemaRuleSet