TSchemaRuleSet.h

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// @(#)root/core:$Id$
// author: Lukasz Janyst <ljanyst@cern.ch>
 
#ifndef ROOT_TSchemaRuleSet
#define ROOT_TSchemaRuleSet
 
#include "TObject.h"
#include "TString.h"
#include "TClassRef.h"
#include <vector>
 
#ifdef R__LESS_INCLUDES
class TObjArray;
#else
#include "TObjArray.h"
#endif
 
 
namespace ROOT {
 
class TSchemaRule;
 
namespace Detail {
   class TSchemaRuleSet: public TObject
   {
   public:
 
      class TMatches: public std::vector<const TSchemaRule*>
      {
      public:
         operator bool() { return !empty(); }
         const TSchemaRule* GetRuleWithSource( const TString& name ) const;
         const TSchemaRule* GetRuleWithTarget( const TString& name ) const;
         Bool_t       HasRuleWithSource( const TString& name, Bool_t needingAlloc ) const;
         Bool_t       HasRuleWithTarget( const TString& name, Bool_t willset ) const;
      };
 
      enum EConsistencyCheck {
         kNoCheck       = 0,
         kCheckAll      = 1,
         kCheckConflict = 2
      };
 
      TSchemaRuleSet();
      virtual ~TSchemaRuleSet();
 
      Bool_t              AddRule( TSchemaRule* rule, EConsistencyCheck checkConsistency = kCheckAll, TString *errmsg = 0 );
      Bool_t              AddRules( TSchemaRuleSet* rules, EConsistencyCheck checkConsistency = kCheckAll, TString *errmsg = 0);
      Bool_t              HasRuleWithSourceClass( const TString &source) const;
      const TMatches FindRules( const TString &source ) const;
      const TMatches FindRules( const TString &source, Int_t version ) const;
      const TMatches FindRules( const TString &source, UInt_t checksum ) const;
      const TMatches FindRules( const TString &source, Int_t version, UInt_t checksum ) const;
      TClass*             GetClass();
      UInt_t              GetClassCheckSum() const;
      TString             GetClassName() const;
      Int_t               GetClassVersion() const;
      const TObjArray*    GetRules() const;
      const TObjArray*    GetPersistentRules() const;
      void                RemoveRule( TSchemaRule* rule );
      void                RemoveRules( TObjArray* rules );
      void                SetClass( TClass* cls );
 
      void                ls(Option_t *option="") const;
      void                AsString(TString &out) const;
 
      ClassDef( TSchemaRuleSet, 1 )
 
   private:
      TObjArray* fPersistentRules; //  Array of the rules that will be embeded in the file
      TObjArray* fRemainingRules;  //! Array of non-persisten rules - just for cleanup purposes - owns the elements
      TObjArray* fAllRules;        //! Array of all rules
      TClassRef  fClass;           //! Target class pointer (for consistency checking)
      TString    fClassName;       //  Target class name
      Int_t      fVersion;         //  Target class version
      UInt_t     fCheckSum;        //  Target class checksum
   };
 
} // End of Namespace Detail
} // End of Namespace ROOT
 
#endif // ROOT_TSchemaRuleSet