1 | #ifndef _Identifier_H__ |
---|
2 | #define _Identifier_H__ |
---|
3 | |
---|
4 | #include <iostream> |
---|
5 | |
---|
6 | #include "IdentifierList.h" |
---|
7 | #include "ObjectList.h" |
---|
8 | //#include "OrxonoxClass.h" |
---|
9 | #include "Factory.h" |
---|
10 | |
---|
11 | // DONE AND TESTED: |
---|
12 | // - build class hierarchy |
---|
13 | // - isA, isChildOf, ... |
---|
14 | // - insert into class-lists |
---|
15 | // - ClassIdentifier |
---|
16 | // - BaseIdentifier |
---|
17 | // - Factory |
---|
18 | |
---|
19 | // IN WORK: |
---|
20 | |
---|
21 | // TO DO: |
---|
22 | // - iterate through lists |
---|
23 | |
---|
24 | namespace orxonox |
---|
25 | { |
---|
26 | class BaseObject; |
---|
27 | |
---|
28 | // ############################### |
---|
29 | // ### Identifier ### |
---|
30 | // ############################### |
---|
31 | class Identifier |
---|
32 | { |
---|
33 | template <class T> |
---|
34 | friend class ClassIdentifier; |
---|
35 | |
---|
36 | template <class T> |
---|
37 | friend class BaseIdentifier; |
---|
38 | |
---|
39 | public: |
---|
40 | virtual void removeObject(OrxonoxClass* object) {}; |
---|
41 | |
---|
42 | virtual BaseObject* fabricate() {}; |
---|
43 | |
---|
44 | bool isA(Identifier* identifier); |
---|
45 | bool isDirectlyA(Identifier* identifier); |
---|
46 | bool isChildOf(Identifier* identifier); |
---|
47 | bool isDirectChildOf(Identifier* identifier); |
---|
48 | bool isParentOf(Identifier* identifier); |
---|
49 | bool isDirectParentOf(Identifier* identifier); |
---|
50 | |
---|
51 | std::string getName() { return this->name_; } |
---|
52 | IdentifierList* getDirectParents() { return &(this->directParents_); } |
---|
53 | IdentifierList* getAllParents() { return &(this->allParents_); } |
---|
54 | IdentifierList* getDirectChildren() { return &(this->directChildren_); } |
---|
55 | IdentifierList* getAllChildren() { return &(this->allChildren_); } |
---|
56 | |
---|
57 | static bool isCreatingHierarchy() { return (hierarchyCreatingCounter_s > 0); } |
---|
58 | |
---|
59 | private: |
---|
60 | Identifier(); |
---|
61 | Identifier(const Identifier& identifier) {} |
---|
62 | virtual ~Identifier(); |
---|
63 | void initialize(IdentifierList* parents); |
---|
64 | |
---|
65 | static void startCreatingHierarchy() { hierarchyCreatingCounter_s++; std::cout << "*** Increased Hierarchy-Creating-Counter to " << hierarchyCreatingCounter_s << "\n"; } |
---|
66 | static void stopCreatingHierarchy() { hierarchyCreatingCounter_s--; std::cout << "*** Decreased Hierarchy-Creating-Counter to " << hierarchyCreatingCounter_s << "\n"; } |
---|
67 | |
---|
68 | IdentifierList directParents_; |
---|
69 | IdentifierList allParents_; |
---|
70 | IdentifierList directChildren_; |
---|
71 | IdentifierList allChildren_; |
---|
72 | |
---|
73 | std::string name_; |
---|
74 | |
---|
75 | bool bIsAbstractClass_; |
---|
76 | bool bCreatedOneObject_; |
---|
77 | |
---|
78 | static int hierarchyCreatingCounter_s; |
---|
79 | }; |
---|
80 | |
---|
81 | |
---|
82 | // ############################### |
---|
83 | // ### ClassIdentifier ### |
---|
84 | // ############################### |
---|
85 | template <class T> |
---|
86 | class ClassIdentifier : public Identifier |
---|
87 | { |
---|
88 | template <class U> |
---|
89 | friend class Iterator; |
---|
90 | |
---|
91 | public: |
---|
92 | static ClassIdentifier<T>* registerClass(IdentifierList* parents, std::string name, bool bRootClass, bool bIsAbstractClass); |
---|
93 | static ClassIdentifier<T>* getIdentifier(); |
---|
94 | BaseObject* fabricate(); |
---|
95 | T* fabricateClass(); |
---|
96 | static void addObject(T* object); |
---|
97 | void removeObject(OrxonoxClass* object); |
---|
98 | |
---|
99 | private: |
---|
100 | ClassIdentifier(); |
---|
101 | ClassIdentifier(const ClassIdentifier<T>& identifier) {} |
---|
102 | ~ClassIdentifier(); |
---|
103 | |
---|
104 | static ClassIdentifier<T>* pointer_s; |
---|
105 | ObjectList<T> objects_s; |
---|
106 | }; |
---|
107 | |
---|
108 | template <class T> |
---|
109 | ClassIdentifier<T>* ClassIdentifier<T>::pointer_s = NULL; |
---|
110 | |
---|
111 | template <class T> |
---|
112 | ClassIdentifier<T>::ClassIdentifier() |
---|
113 | { |
---|
114 | } |
---|
115 | |
---|
116 | template <class T> |
---|
117 | ClassIdentifier<T>::~ClassIdentifier() |
---|
118 | { |
---|
119 | this->pointer_s = NULL; |
---|
120 | } |
---|
121 | |
---|
122 | template <class T> |
---|
123 | BaseObject* ClassIdentifier<T>::fabricate() |
---|
124 | { |
---|
125 | return dynamic_cast<BaseObject*>(this->fabricateClass()); |
---|
126 | } |
---|
127 | |
---|
128 | template <class T> |
---|
129 | T* ClassIdentifier<T>::fabricateClass() |
---|
130 | { |
---|
131 | if (!this->bIsAbstractClass_) |
---|
132 | { |
---|
133 | return new T; |
---|
134 | } |
---|
135 | else |
---|
136 | { |
---|
137 | std::cout << "Error: Couldn't create a new Object - Class " << this->name_ << " is abstract!\n"; |
---|
138 | std::cout << "Aborting...\n"; |
---|
139 | abort(); |
---|
140 | } |
---|
141 | } |
---|
142 | |
---|
143 | template <class T> |
---|
144 | ClassIdentifier<T>* ClassIdentifier<T>::registerClass(IdentifierList* parents, std::string name, bool bRootClass, bool bIsAbstractClass) |
---|
145 | { |
---|
146 | std::cout << "*** Register Class in " << name << "-Singleton.\n"; |
---|
147 | if (!pointer_s) |
---|
148 | { |
---|
149 | std::cout << "*** Register Class in " << name << "-Singleton -> Create Singleton.\n"; |
---|
150 | if (parents || bRootClass) |
---|
151 | { |
---|
152 | pointer_s = new ClassIdentifier(); |
---|
153 | pointer_s->name_ = name; |
---|
154 | pointer_s->bIsAbstractClass_ = bIsAbstractClass; |
---|
155 | |
---|
156 | ClassFactory::add(name, pointer_s); |
---|
157 | |
---|
158 | if (!bRootClass) |
---|
159 | pointer_s->initialize(parents); |
---|
160 | else |
---|
161 | pointer_s->initialize(NULL); |
---|
162 | } |
---|
163 | else |
---|
164 | { |
---|
165 | pointer_s = getIdentifier(); |
---|
166 | } |
---|
167 | } |
---|
168 | |
---|
169 | return pointer_s; |
---|
170 | } |
---|
171 | |
---|
172 | template <class T> |
---|
173 | ClassIdentifier<T>* ClassIdentifier<T>::getIdentifier() |
---|
174 | { |
---|
175 | // std::cout << "*** Get Identifier.\n"; |
---|
176 | if (!pointer_s) |
---|
177 | { |
---|
178 | std::cout << "*** Get Identifier -> Create Class\n"; |
---|
179 | Identifier::startCreatingHierarchy(); |
---|
180 | T* temp = new T(); |
---|
181 | delete temp; |
---|
182 | Identifier::stopCreatingHierarchy(); |
---|
183 | } |
---|
184 | |
---|
185 | return pointer_s; |
---|
186 | } |
---|
187 | |
---|
188 | template <class T> |
---|
189 | void ClassIdentifier<T>::addObject(T* object) |
---|
190 | { |
---|
191 | std::cout << "*** Added object to " << ClassIdentifier<T>::getIdentifier()->getName() << "-list.\n"; |
---|
192 | ClassIdentifier<T>::getIdentifier()->objects_s.add(object); |
---|
193 | } |
---|
194 | |
---|
195 | template <class T> |
---|
196 | void ClassIdentifier<T>::removeObject(OrxonoxClass* object) |
---|
197 | { |
---|
198 | bool bIterateForwards = !Identifier::isCreatingHierarchy(); |
---|
199 | |
---|
200 | if (bIterateForwards) |
---|
201 | std::cout << "*** Removed object from " << this->name_ << "-list, iterating forwards.\n"; |
---|
202 | else |
---|
203 | std::cout << "*** Removed object from " << this->name_ << "-list, iterating backwards.\n"; |
---|
204 | |
---|
205 | this->objects_s.remove(object, bIterateForwards); |
---|
206 | |
---|
207 | IdentifierListElement* temp = this->directParents_.first_; |
---|
208 | while (temp) |
---|
209 | { |
---|
210 | temp->identifier_->removeObject(object); |
---|
211 | temp = temp->next_; |
---|
212 | } |
---|
213 | } |
---|
214 | |
---|
215 | |
---|
216 | // ############################### |
---|
217 | // ### BaseIdentifier ### |
---|
218 | // ############################### |
---|
219 | template <class B> |
---|
220 | class BaseIdentifier |
---|
221 | { |
---|
222 | public: |
---|
223 | BaseIdentifier(); |
---|
224 | |
---|
225 | BaseIdentifier<B>& operator=(Identifier* identifier) |
---|
226 | { |
---|
227 | if (!identifier->isA(ClassIdentifier<B>::getIdentifier())) |
---|
228 | { |
---|
229 | std::cout << "Error: Class " << identifier->getName() << " is not a " << ClassIdentifier<B>::getIdentifier()->getName() << "!\n"; |
---|
230 | std::cout << "Error: BaseIdentifier<" << ClassIdentifier<B>::getIdentifier()->getName() << "> = Class(" << identifier->getName() << ") is forbidden.\n"; |
---|
231 | std::cout << "Aborting...\n"; |
---|
232 | abort(); |
---|
233 | } |
---|
234 | this->identifier_ = identifier; |
---|
235 | return *this; |
---|
236 | } |
---|
237 | |
---|
238 | Identifier* operator*() |
---|
239 | { |
---|
240 | return this->identifier_; |
---|
241 | } |
---|
242 | |
---|
243 | Identifier* operator->() const |
---|
244 | { |
---|
245 | return this->identifier_; |
---|
246 | } |
---|
247 | |
---|
248 | B* fabricate() |
---|
249 | { |
---|
250 | BaseObject* newObject = this->identifier_->fabricate(); |
---|
251 | if (newObject) |
---|
252 | { |
---|
253 | return dynamic_cast<B*>(newObject); |
---|
254 | } |
---|
255 | else |
---|
256 | { |
---|
257 | if (this->identifier_) |
---|
258 | { |
---|
259 | std::cout << "Error: Class " << this->identifier_->getName() << " is not a " << ClassIdentifier<B>::getIdentifier()->getName() << "!\n"; |
---|
260 | std::cout << "Error: Couldn't fabricate a new Object.\n"; |
---|
261 | std::cout << "Aborting...\n"; |
---|
262 | } |
---|
263 | else |
---|
264 | { |
---|
265 | std::cout << "Error: Couldn't fabricate a new Object - Identifier is undefined.\n"; |
---|
266 | std::cout << "Aborting...\n"; |
---|
267 | } |
---|
268 | |
---|
269 | abort(); |
---|
270 | } |
---|
271 | } |
---|
272 | |
---|
273 | inline Identifier* getIdentifier() |
---|
274 | { return this->identifier_; } |
---|
275 | inline bool isA(Identifier* identifier) |
---|
276 | { return this->identifier_->isA(identifier); } |
---|
277 | inline bool isDirectlyA(Identifier* identifier) |
---|
278 | { return this->identifier_->isDirectlyA(identifier); } |
---|
279 | inline bool isChildOf(Identifier* identifier) |
---|
280 | { return this->identifier_->isChildOf(identifier); } |
---|
281 | inline bool isDirectChildOf(Identifier* identifier) |
---|
282 | { return this->identifier_->isDirectChildOf(identifier); } |
---|
283 | inline bool isParentOf(Identifier* identifier) |
---|
284 | { return this->identifier_->isParentOf(identifier); } |
---|
285 | inline bool isDirectParentOf(Identifier* identifier) |
---|
286 | { return this->identifier_->isDirectParentOf(identifier); } |
---|
287 | |
---|
288 | private: |
---|
289 | Identifier* identifier_; |
---|
290 | }; |
---|
291 | |
---|
292 | template <class B> |
---|
293 | BaseIdentifier<B>::BaseIdentifier() |
---|
294 | { |
---|
295 | this->identifier_ = ClassIdentifier<B>::getIdentifier(); |
---|
296 | } |
---|
297 | } |
---|
298 | |
---|
299 | #endif |
---|