athos@1528: #include <iostream>
athos@1528: #include <lemon/smart_graph.h>
athos@1528: #include <lemon/invalid.h>
athos@1528: #include <lemon/graph_reader.h>
athos@1528: #include <lemon/graph_writer.h>
athos@1528: 
athos@1528: 
athos@1528: using namespace lemon;
athos@1528: 
athos@1528: int main() {
athos@1528:   SmartGraph graph;
athos@1528: 
athos@1528:   try {
athos@1528:     std::string filename="sample.lgf";
athos@1528:     GraphReader<SmartGraph> reader(filename,graph);
athos@1528:     SmartGraph::EdgeMap<int> cap(graph);
athos@1528:     reader.readEdgeMap("capacity",cap);
athos@1528:     reader.run();
athos@1528: 
athos@1528:     std::cout << "Hello! We have read a graph from file " << filename<< 
athos@1528:       " and some maps on it: now we write this to the standard output!" << 
athos@1528:       std::endl;
athos@1528: 
athos@1528: 
athos@1528:     GraphWriter<SmartGraph> writer(std::cout, graph);
athos@1528:     writer.writeEdgeMap("multiplicity", cap);
athos@1528:     writer.run();
athos@1528:      
athos@1528:   } catch (DataFormatError& error) {
athos@1528:     std::cerr << error.what() << std::endl;
athos@1528:   }
athos@1528: 
athos@1528: 
athos@1528:   return 0;
athos@1528: }