Teuchos_Dependency.hpp

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#ifndef TEUCHOS_DEPENDENCY_HPP_
#define TEUCHOS_DEPENDENCY_HPP_
#include "Teuchos_RCP.hpp"
#include "Teuchos_ParameterList.hpp"
#include "Teuchos_InvalidDependencyException.hpp"
#include <set>
namespace Teuchos{


class TEUCHOSPARAMETERLIST_LIB_DLL_EXPORT Dependency : public Describable{

public:


  typedef std::set<RCP<ParameterEntry>, RCPComp > ParameterEntryList;

  typedef std::set<RCP<const ParameterEntry>, RCPConstComp > ConstParameterEntryList;



  Dependency(
    ConstParameterEntryList dependees,
    ParameterEntryList dependents);

  Dependency(
    ConstParameterEntryList dependees,
    RCP<ParameterEntry> dependent);

  Dependency(
    RCP<const ParameterEntry> dependee,
    ParameterEntryList dependents);

  Dependency(
    RCP<const ParameterEntry> dependee,
    RCP<ParameterEntry> dependent);




  inline const ConstParameterEntryList& getDependees() const{
    return dependees_;
  }

  inline ParameterEntryList& getDependents(){
    return dependents_;
  }

  inline const ConstParameterEntryList& getDependents() const{
    return constDependents_;
  }


  inline RCP<const ParameterEntry> getFirstDependee() const{
    return *(dependees_.begin());
  }

  template<class S>
  inline S getFirstDependeeValue() const{
    return getValue<S>(*(*(dependees_.begin())));
  }

  virtual std::string getTypeAttributeValue() const = 0;


  static const std::string& getXMLTagName(){
    static const std::string xmlTagName = "Dependency";
    return xmlTagName;
  }



  virtual void evaluate() = 0;



  virtual void print(std::ostream& out) const;


protected:


  virtual void validateDep() const = 0;


 private:


  ConstParameterEntryList dependees_;

  ParameterEntryList dependents_;

  ConstParameterEntryList constDependents_;

  Dependency(){}

  void createConstDependents();

  void checkDependeesAndDependents();


};


} //namespace Teuchos
#endif //TEUCHOS_DEPENDENCY_HPP_