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Teko_CloneFactory.hpp
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5//
6// Teko: A package for block and physics based preconditioning
7// Copyright 2010 Sandia Corporation
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9// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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46
47#ifndef __Teko_CloneFactory_hpp__
48#define __Teko_CloneFactory_hpp__
49
50#include "Teuchos_RCP.hpp"
51
52namespace Teko {
53
55class Cloneable {
56public:
57 virtual ~Cloneable() {}
58
66 virtual Teuchos::RCP<Cloneable> clone() const = 0;
67};
68
73
92template <class CloneType,class BaseType=AutoCloneDummy>
93class AutoClone : public Cloneable, public BaseType {
94public:
95 virtual ~AutoClone() {}
96
101 : BaseType()
102 { }
103
111 virtual Teuchos::RCP<Cloneable> clone() const
112 { return Teuchos::rcp(new AutoClone<CloneType,CloneType>()); }
113
114private:
115 // hidden
116 AutoClone(const AutoClone<BaseType> & );
117};
118
128template <class CloneBaseType>
130public:
133
135 CloneFactory(const CloneFactory<CloneBaseType> & cf) : parentClones_(cf.parentClones_) {}
136
137 virtual ~CloneFactory() {}
138
153 virtual Teuchos::RCP<CloneBaseType> build(const std::string & str) const
154 {
155 std::map<std::string,Teuchos::RCP<const Cloneable> >::const_iterator itr
156 = parentClones_.find(str);
157 if(itr==parentClones_.end()) return Teuchos::null;
158 return Teuchos::rcp_dynamic_cast<CloneBaseType>(itr->second->clone(),true);
159 }
160
170 virtual void addClone(const std::string & str,const Teuchos::RCP<Cloneable> & clone)
171 { parentClones_[str] = clone; }
172
174 virtual int cloneCount() const
175 { return parentClones_.size(); }
176
181 void getCloneNames(std::vector<std::string> & names) const
182 {
183 std::map<std::string,Teuchos::RCP<const Cloneable> >::const_iterator itr;
184 for(itr=parentClones_.begin();itr!=parentClones_.end();++itr)
185 names.push_back(itr->first);
186 }
187
188protected:
190 std::map<std::string,Teuchos::RCP<const Cloneable> > parentClones_;
191};
192
193}
194
195#endif
virtual Teuchos::RCP< Cloneable > clone() const
std::map< std::string, Teuchos::RCP< const Cloneable > > parentClones_
stores the clonable objects
CloneFactory()
Default constructor.
virtual void addClone(const std::string &str, const Teuchos::RCP< Cloneable > &clone)
void getCloneNames(std::vector< std::string > &names) const
virtual int cloneCount() const
Return the number of clones stored in this factory.
virtual Teuchos::RCP< CloneBaseType > build(const std::string &str) const
CloneFactory(const CloneFactory< CloneBaseType > &cf)
Copy constructor.
virtual Teuchos::RCP< Cloneable > clone() const =0