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Revision 2824 by tim, Thu Jun 8 15:44:14 2006 UTC vs.
Revision 2825 by tim, Thu Jun 8 19:38:39 2006 UTC

# Line 131 | Line 131 | is declared as
131   is declared as
132   \begin{lstlisting}[float,caption={[A classic Singleton design pattern implementation(I)] Declaration of {\tt IntegratorFactory} class.},label={appendixScheme:singletonDeclaration}]
133  
134 <  class IntegratorFactory {
135 <    public:
136 <      static IntegratorFactory* getInstance();
134 > class IntegratorFactory {
135 >  public:
136 >    static IntegratorFactory* getInstance();
137      protected:
138        IntegratorFactory();
139      private:
140        static IntegratorFactory* instance_;
141 <  };
141 > };
142 >
143   \end{lstlisting}
144   The corresponding implementation is
145   \begin{lstlisting}[float,caption={[A classic implementation of Singleton design pattern (II)] Implementation of {\tt IntegratorFactory} class.},label={appendixScheme:singletonImplementation}]
# Line 151 | Line 152 | IntegratorFactory* getInstance() {
152    }
153    return instance_;
154   }
155 +
156   \end{lstlisting}
157   Since constructor is declared as {\tt protected}, a client can not
158   instantiate {\tt IntegratorFactory} directly. Moreover, since the
# Line 172 | Line 174 | result.
174   corresponding creator for the type identifier and returns its
175   result.
176   \begin{lstlisting}[float,caption={[The implementation of Factory pattern (I)].},label={appendixScheme:factoryDeclaration}]
175 –  class IntegratorCreator;
176 –  class IntegratorFactory {
177 –    public:
178 –      typedef std::map<string, IntegratorCreator*> CreatorMapType;
177  
178 <      bool registerIntegrator(IntegratorCreator* creator);
178 > class IntegratorFactory {
179 >  public:
180 >    typedef std::map<string, IntegratorCreator*> CreatorMapType;
181  
182 <      Integrator* createIntegrator(const string& id, SimInfo* info);
182 >    bool registerIntegrator(IntegratorCreator* creator);
183  
184 <    private:
185 <      CreatorMapType creatorMap_;
186 <  };
184 >    Integrator* createIntegrator(const string& id, SimInfo* info);
185 >
186 >  private:
187 >    CreatorMapType creatorMap_;
188 > };
189 >
190   \end{lstlisting}
191  
192   \begin{lstlisting}[float,caption={[The implementation of Factory pattern (II)].},label={appendixScheme:factoryDeclarationImplementation}]
190 –  bool IntegratorFactory::unregisterIntegrator(const string& id) {
191 –    return creatorMap_.erase(id) == 1;
192 –  }
193  
194 <  Integrator*
195 <  IntegratorFactory::createIntegrator(const string& id, SimInfo* info) {
196 <    CreatorMapType::iterator i = creatorMap_.find(id);
197 <    if (i != creatorMap_.end()) {
198 <      //invoke functor to create object
199 <      return (i->second)->create(info);
200 <    } else {
201 <      return NULL;
202 <    }
194 > bool IntegratorFactory::unregisterIntegrator(const string& id) {
195 >  return creatorMap_.erase(id) == 1;
196 > }
197 >
198 > Integrator* IntegratorFactory::createIntegrator(const string& id,
199 >                                                SimInfo* info) {
200 >  CreatorMapType::iterator i = creatorMap_.find(id);
201 >  if (i != creatorMap_.end()) {
202 >    return (i->second)->create(info);
203 >  } else {
204 >    return NULL;
205    }
206 + }
207 +
208   \end{lstlisting}
209  
210   \begin{lstlisting}[float,caption={[The implementation of Factory pattern (III)].},label={appendixScheme:integratorCreator}]
211  
212 <  class IntegratorCreator {
212 > class IntegratorCreator {
213    public:
214      IntegratorCreator(const string& ident) : ident_(ident) {}
215  
# Line 215 | Line 219 | result.
219  
220    private:
221      string ident_;
222 <  };
222 > };
223  
224 <  template<class ConcreteIntegrator>
225 <  class IntegratorBuilder : public IntegratorCreator {
224 > template<class ConcreteIntegrator>
225 > class IntegratorBuilder : public IntegratorCreator {
226    public:
227      IntegratorBuilder(const string& ident) : IntegratorCreator(ident) {}
228      virtual  Integrator* create(SimInfo* info) const {
229        return new ConcreteIntegrator(info);
230      }
231 <  };
231 > };
232   \end{lstlisting}
233  
234   \subsection{\label{appendixSection:visitorPattern}Visitor}
# Line 247 | Line 251 | of {\sc OOPSE}} \label{appendixFig:visitorUML}
251   \end{figure}
252  
253   \begin{lstlisting}[float,caption={[The implementation of Visitor pattern (I)]Source code of the visitor classes.},label={appendixScheme:visitor}]
254 <  class BaseVisitor{
255 <    public:
256 <      virtual void visit(Atom* atom);
257 <      virtual void visit(DirectionalAtom* datom);
258 <      virtual void visit(RigidBody* rb);
259 <  };
254 >
255 > class BaseVisitor{
256 >  public:
257 >    virtual void visit(Atom* atom);
258 >    virtual void visit(DirectionalAtom* datom);
259 >    virtual void visit(RigidBody* rb);
260 > };
261 >
262   \end{lstlisting}
263  
264   \begin{lstlisting}[float,caption={[The implementation of Visitor pattern (II)]Source code of the element classes.},label={appendixScheme:element}]
259 –  class StuntDouble {
260 –    public:
261 –      virtual void accept(BaseVisitor* v) = 0;
262 –  };
265  
266 <  class Atom: public StuntDouble {
267 <    public:
268 <      virtual void accept{BaseVisitor* v*} {v->visit(this);}
269 <  };
266 > class StuntDouble {
267 >  public:
268 >    virtual void accept(BaseVisitor* v) = 0;
269 > };
270  
271 <  class DirectionalAtom: public Atom {
272 <    public:
273 <      virtual void accept{BaseVisitor* v*} {v->visit(this);}
274 <  };
271 > class Atom: public StuntDouble {
272 >  public:
273 >    virtual void accept{BaseVisitor* v*} {
274 >      v->visit(this);
275 >    }
276 > };
277  
278 <  class RigidBody: public StuntDouble {
279 <    public:
280 <      virtual void accept{BaseVisitor* v*} {v->visit(this);}
281 <  };
278 > class DirectionalAtom: public Atom {
279 >  public:
280 >    virtual void accept{BaseVisitor* v*} {
281 >      v->visit(this);
282 >    }
283 > };
284  
285 + class RigidBody: public StuntDouble {
286 +  public:
287 +    virtual void accept{BaseVisitor* v*} {
288 +      v->visit(this);
289 +    }
290 + };
291 +
292   \end{lstlisting}
293   \section{\label{appendixSection:concepts}Concepts}
294  
# Line 284 | Line 297 | freedom.  Here is a diagram of the class heirarchy:
297   collections of atoms or atoms which have orientational degrees of
298   freedom.  Here is a diagram of the class heirarchy:
299  
300 < %\begin{figure}
301 < %\centering
302 < %\includegraphics[width=3in]{heirarchy.eps}
303 < %\caption[Class heirarchy for StuntDoubles in {\sc oopse}-3.0]{ \\
304 < %The class heirarchy of StuntDoubles in {\sc oopse}-3.0. The
305 < %selection syntax allows the user to select any of the objects that
306 < %are descended from a StuntDouble.} \label{oopseFig:heirarchy}
307 < %\end{figure}
300 > \begin{figure}
301 > \centering
302 > \includegraphics[width=3in]{heirarchy.eps}
303 > \caption[Class heirarchy for StuntDoubles in {\sc oopse}-3.0]{ \\
304 > The class heirarchy of StuntDoubles in {\sc oopse}-3.0. The
305 > selection syntax allows the user to select any of the objects that
306 > are descended from a StuntDouble.} \label{oopseFig:heirarchy}
307 > \end{figure}
308  
309   \begin{itemize}
310   \item A {\bf StuntDouble} is {\it any} object that can be manipulated by the

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