Changeset 627:6cc21a9c9fda in lemon-0.x for src
- Timestamp:
- 05/13/04 10:20:39 (21 years ago)
- Branch:
- default
- Phase:
- public
- Convert:
- svn:c9d7d8f5-90d6-0310-b91f-818b3a526b0e/lemon/trunk@818
- Location:
- src/work/deba
- Files:
-
- 1 added
- 1 deleted
- 4 edited
Legend:
- Unmodified
- Added
- Removed
-
src/work/deba/main.cpp
r595 r627 8 8 9 9 int main() { 10 11 for (int i = 0; i < 3; ++i) {12 13 14 15 16 17 18 19 20 21 22 10 ListGraph g; 11 for (int i = 0; i < 10; ++i) { 12 ListGraph::Node node = g.addNode(); 13 } 14 ListGraph::NodeMapFactory::Map<int> map(g, g.node_maps); 15 for (int i = 0; i < 10; ++i) { 16 ListGraph::Node node = g.addNode(); 17 map[node] = rand()%100; 18 } 19 for (ListGraph::NodeIt it(g); g.valid(it); g.next(it)) { 20 cout << map[it] << endl; 21 } 22 return 0; 23 23 } 24 24 -
src/work/deba/map_registry.h
r595 r627 6 6 using namespace std; 7 7 8 /** 9 Registry class to register edge or node maps in the graph. The 10 registry helps you to implement an observer pattern. If you add 11 or erase an edge or node you must notify all the maps about the 12 event. 13 */ 8 14 9 15 namespace hugo { 10 template <typename G, typename K, typename KIt> 11 class MapRegistry; 16 17 template <typename G, typename K, typename KIt> 18 class MapRegistry { 19 public: 20 typedef G Graph; 21 typedef K Key; 22 typedef KIt KeyIt; 23 24 25 26 class MapBase { 27 public: 28 typedef G Graph; 29 typedef MapRegistry<G, K, KIt> Registry; 30 typedef K Key; 31 typedef KIt KeyIt; 32 33 friend class Registry; 34 35 /** 36 Default constructor. 37 */ 38 39 MapBase() : graph(0), registry(0) {} 40 41 /** 42 Simple constructor to register into a graph registry. 43 */ 44 45 MapBase(Graph& g, Registry& r) : graph(&g), registry(0) { 46 r.attach(*this); 47 } 48 49 /** 50 Copy constructor with registering into the map. 51 */ 52 53 MapBase(const MapBase& copy) : registry(0), graph(copy.graph) { 54 if (copy.registry) { 55 copy.registry->attach(*this); 56 } 57 } 58 59 /** 60 Assign operator. 61 */ 62 63 const MapBase& operator=(const MapBase& copy) { 64 if (registry) { 65 registry->detach(*this); 66 } 67 graph = copy.graph; 68 if (copy.registry) { 69 copy.registry->attach(*this); 70 } 71 } 72 73 74 /** 75 Destructor. 76 */ 77 78 virtual ~MapBase() { 79 if (registry) { 80 registry->detach(*this); 81 } 82 } 83 84 protected: 85 86 Graph* graph; 87 Registry* registry; 88 89 int registry_index; 90 91 /** 92 Helper function to implement constructors in the subclasses. 93 */ 94 95 virtual void init() { 96 for (KeyIt it(*graph); graph->valid(it); graph->next(it)) { 97 add(it); 98 } 99 } 100 101 /** 102 Helper function to implement the destructor in the subclasses. 103 */ 104 105 virtual void destroy() { 106 for (KeyIt it(*graph); graph->valid(it); graph->next(it)) { 107 erase(it); 108 } 109 } 110 111 /** 112 The add member function should be overloaded in the subclasses. 113 \e Add extends the map with the new node. 114 */ 115 116 virtual void add(const Key&) = 0; 117 /** 118 The erase member function should be overloaded in the subclasses. 119 \e Erase removes the node from the map. 120 */ 121 122 virtual void erase(const Key&) = 0; 123 124 /** 125 Exception class to throw at unsupported operation. 126 */ 127 128 class NotSupportedOperationException {}; 129 130 }; 131 132 protected: 133 134 typedef std::vector<MapBase*> Container; 135 Container container; 136 137 138 public: 139 140 MapRegistry() {} 141 142 MapRegistry(const MapRegistry&) {} 143 144 MapRegistry& operator=(const MapRegistry&) { 145 for (it = container.begin(); it != container.end(); ++it) { 146 (*it)->destroy(); 147 (*it)->graph = 0; 148 (*it)->registry = 0; 149 } 150 } 151 152 ~MapRegistry() { 153 typename Container::iterator it; 154 for (it = container.begin(); it != container.end(); ++it) { 155 (*it)->destroy(); 156 (*it)->registry = 0; 157 (*it)->graph = 0; 158 } 159 } 160 161 162 public: 163 164 void attach(MapBase& map) { 165 if (map.registry) { 166 map.registry->detach(map); 167 } 168 container.push_back(&map); 169 map.registry = this; 170 map.registry_index = container.size()-1; 171 } 172 173 void detach(MapBase& map) { 174 container.back()->registry_index = map.registry_index; 175 container[map.registry_index] = container.back(); 176 container.pop_back(); 177 map.registry = 0; 178 map.graph = 0; 179 } 180 181 182 virtual void add(Key& key) { 183 typename Container::iterator it; 184 for (it = container.begin(); it != container.end(); ++it) { 185 (*it)->add(key); 186 } 187 } 188 189 virtual void erase(Key& key) { 190 typename Container::iterator it; 191 for (it = container.begin(); it != container.end(); ++it) { 192 (*it)->erase(key); 193 } 194 } 195 196 }; 197 12 198 } 13 199 14 #include "map_base.h"15 16 namespace hugo {17 18 template <typename G, typename K, typename KIt>19 class MapRegistry {20 public:21 typedef G Graph;22 typedef K Key;23 typedef KIt KeyIt;24 25 typedef MapBase<Graph, Key, KIt> Map;26 friend class Base;27 28 protected:29 30 typedef std::vector<Map*> Container;31 Container container;32 33 34 public:35 36 MapRegistry() {}37 38 MapRegistry(const MapRegistry&) {}39 40 MapRegistry& operator=(const MapRegistry&) {41 for (it = container.begin(); it != container.end(); ++it) {42 (*it)->destroy();43 (*it)->graph = 0;44 (*it)->registry = 0;45 }46 }47 48 ~MapRegistry() {49 typename Container::iterator it;50 for (it = container.begin(); it != container.end(); ++it) {51 (*it)->destroy();52 (*it)->registry = 0;53 (*it)->graph = 0;54 }55 }56 57 58 public:59 60 void attach(Map& map) {61 if (map.registry) {62 map.registry->detach(map);63 }64 container.push_back(&map);65 map.registry = this;66 map.registry_index = container.size()-1;67 }68 69 void detach(Map& map) {70 container.back()->registry_index = map.registry_index;71 container[map.registry_index] = container.back();72 container.pop_back();73 map.registry = 0;74 map.graph = 0;75 }76 77 78 virtual void add(Key& key) {79 typename Container::iterator it;80 for (it = container.begin(); it != container.end(); ++it) {81 (*it)->add(key);82 }83 }84 85 virtual void erase(Key& key) {86 typename Container::iterator it;87 for (it = container.begin(); it != container.end(); ++it) {88 (*it)->erase(key);89 }90 }91 92 };93 94 }95 96 200 #endif -
src/work/deba/test_graph.h
r595 r627 31 31 class SymEdgeIt; 32 32 33 // template <typename T> class NodeMap;34 // template <typename T> class EdgeMap;33 // template <typename T> class NodeMap; 34 // template <typename T> class EdgeMap; 35 35 private: 36 // template <typename T> friend class NodeMap;37 // template <typename T> friend class EdgeMap;36 // template <typename T> friend class NodeMap; 37 // template <typename T> friend class EdgeMap; 38 38 39 39 private: 40 40 41 41 42 42 public: 43 43 44 typedef MapBase<ListGraph, Node, NodeIt> NodeMapBase; 45 typedef MapRegistry<ListGraph, Node, NodeIt> NodeMapRegistry; 46 typedef VectorMapFactory<ListGraph, Node, NodeIt> NodeMapFactory; 47 NodeMapRegistry node_maps; 48 49 50 51 typedef MapBase<ListGraph, Edge, EdgeIt> EdgeMapBase; 52 typedef MapRegistry<ListGraph, Edge, EdgeIt> EdgeMapRegistry; 53 typedef VectorMapFactory<ListGraph, Edge, EdgeIt> EdgeMapFactory; 54 EdgeMapRegistry edge_maps; 44 typedef MapRegistry<ListGraph, Node, NodeIt> NodeMapRegistry; 45 typedef VectorMapFactory<NodeMapRegistry> NodeMapFactory; 46 NodeMapRegistry node_maps; 47 48 49 50 typedef MapRegistry<ListGraph, Edge, EdgeIt> EdgeMapRegistry; 51 typedef VectorMapFactory<EdgeMapRegistry> EdgeMapFactory; 52 EdgeMapRegistry edge_maps; 55 53 56 54 … … 303 301 304 302 Node addNode() { 305 306 307 308 303 Node n = _add_node(); 304 node_maps.add(n); 305 return n; 306 } 309 307 Edge addEdge(Node u, Node v) { 310 311 308 Edge e = _add_edge(u.node, v.node); 309 edge_maps.add(e); 312 310 return e; 313 311 } 314 312 315 313 void erase(Node i) { 316 314 node_maps.erase(i); 317 315 while (first<OutEdgeIt>(i).valid()) erase(first<OutEdgeIt>(i)); 318 316 while (first<InEdgeIt>(i).valid()) erase(first<InEdgeIt>(i)); … … 321 319 322 320 void erase(Edge e) { 323 324 325 321 edge_maps.erase(e); 322 _delete_edge(e.edge); 323 } 326 324 327 325 void clear() { … … 511 509 }; 512 510 513 // template< typename T >514 // T ListGraph::first() const {515 // std::cerr << "Invalid use of template<typemane T> T ListGraph::first<T>();" << std::endl;516 // return T();517 // }518 519 // template<>520 // ListGraph::NodeIt ListGraph::first<ListGraph::NodeIt>() const {521 // return firstNode();522 // }523 524 // template<>525 // ListGraph::EdgeIt ListGraph::first<ListGraph::EdgeIt>() const {526 // return firstEdge();527 // }528 529 // template< typename T >530 // T ListGraph::first(ListGraph::Node v) const {531 // std::cerr << "Invalid use of template<typemane T> T ListGraph::first<T>(ListGRaph::Node);" << std::endl;532 // return T();533 // }534 535 // template<>536 // ListGraph::OutEdgeIt ListGraph::first<ListGraph::OutEdgeIt>(const ListGraph::Node v) const {537 // return firstOutEdge(v);538 // }539 540 // template<>541 // ListGraph::InEdgeIt ListGraph::first<ListGraph::InEdgeIt>(const ListGraph::Node v) const {542 // return firstInEdge(v);543 // }544 545 // template<>546 // ListGraph::SymEdgeIt ListGraph::first<ListGraph::SymEdgeIt>(const ListGraph::Node v) const {547 // return firstSymEdge(v);548 // }511 // template< typename T > 512 // T ListGraph::first() const { 513 // std::cerr << "Invalid use of template<typemane T> T ListGraph::first<T>();" << std::endl; 514 // return T(); 515 // } 516 517 // template<> 518 // ListGraph::NodeIt ListGraph::first<ListGraph::NodeIt>() const { 519 // return firstNode(); 520 // } 521 522 // template<> 523 // ListGraph::EdgeIt ListGraph::first<ListGraph::EdgeIt>() const { 524 // return firstEdge(); 525 // } 526 527 // template< typename T > 528 // T ListGraph::first(ListGraph::Node v) const { 529 // std::cerr << "Invalid use of template<typemane T> T ListGraph::first<T>(ListGRaph::Node);" << std::endl; 530 // return T(); 531 // } 532 533 // template<> 534 // ListGraph::OutEdgeIt ListGraph::first<ListGraph::OutEdgeIt>(const ListGraph::Node v) const { 535 // return firstOutEdge(v); 536 // } 537 538 // template<> 539 // ListGraph::InEdgeIt ListGraph::first<ListGraph::InEdgeIt>(const ListGraph::Node v) const { 540 // return firstInEdge(v); 541 // } 542 543 // template<> 544 // ListGraph::SymEdgeIt ListGraph::first<ListGraph::SymEdgeIt>(const ListGraph::Node v) const { 545 // return firstSymEdge(v); 546 // } 549 547 550 548 -
src/work/deba/vector_map_factory.h
r595 r627 4 4 #include <vector> 5 5 6 #include "map_ base.h"6 #include "map_registry.h" 7 7 8 8 namespace hugo { 9 9 10 template <typename G, typename K, typename KIt> 11 class VectorMapFactory { 10 template <typename MapRegistry> 11 class VectorMapFactory { 12 public: 13 14 typedef typename MapRegistry::Graph Graph; 15 typedef typename MapRegistry::Key Key; 16 typedef typename MapRegistry::KeyIt KeyIt; 17 18 typedef typename MapRegistry::MapBase MapBase; 19 20 template <typename V> 21 class Map : public MapBase { 22 public: 23 typedef V Value; 24 25 Map() {} 26 27 Map(Graph& g, MapRegistry& r) : MapBase(g, r) { 28 init(); 29 } 30 31 32 virtual ~Map() { 33 destroy(); 34 } 12 35 13 36 14 public: 37 Value& operator[](const Key& key) { 38 int id = graph->id(key); 39 return container[id]; 40 } 15 41 16 typedef G Graph; 17 typedef K Key; 18 typedef KIt KeyIt; 42 const Value& operator[](const Key& key) const { 43 int id = graph->id(key); 44 return container[id]; 45 } 46 47 const Value& get(const Key& key) const { 48 int id = graph->id(key); 49 return container[id]; 50 } 19 51 20 template <typename V> 21 class Map : public MapBase<G, K, KIt> { 22 public: 23 typedef V Value; 52 void set(const Key& key, const Value& val) { 53 int id = graph->id(key); 54 container[id] = val; 55 } 56 57 void add(const Key& key) { 58 int id = graph->id(key); 59 if (id >= container.size()) { 60 container.resize(id + 1); 61 } 62 } 63 64 void erase(const Key& key) {} 24 65 25 Map() {} 26 27 Map(Graph& g, MapRegistry<G, K, KIt>& r) 28 : MapBase<G, K, KIt>(g, r) { 29 init(); 30 } 31 32 virtual ~Map() { 33 destroy(); 34 } 35 36 37 Value& operator[](const K& key) { 38 int id = graph->id(key); 39 return container[id]; 40 } 66 private: 67 typedef std::vector<Value> Container; 41 68 42 const Value& operator[](const K& key) const { 43 int id = graph->id(key); 44 return container[id]; 45 } 46 47 const Value& get(const K& key) const { 48 int id = graph->id(key); 49 return container[id]; 50 } 69 Container container; 70 }; 51 71 52 void set(const K& key, const Value& val) { 53 int id = graph->id(key); 54 container[id] = val; 55 } 56 57 void add(const K& key) { 58 int id = graph->id(key); 59 if (id >= container.size()) { 60 container.resize(id + 1); 61 } 62 } 63 64 void erase(const K& key) {} 65 66 private: 67 typedef std::vector<Value> Container; 68 69 Container container; 70 }; 71 72 }; 72 }; 73 73 } 74 74
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