1.1 --- a/lemon/dfs.h	Wed Oct 01 12:44:16 2008 +0200
     1.2 +++ b/lemon/dfs.h	Wed Oct 01 13:56:40 2008 +0200
     1.3 @@ -136,16 +136,6 @@
     1.4  #endif
     1.5    class Dfs {
     1.6    public:
     1.7 -    ///\ref Exception for uninitialized parameters.
     1.8 -
     1.9 -    ///This error represents problems in the initialization of the
    1.10 -    ///parameters of the algorithm.
    1.11 -    class UninitializedParameter : public lemon::UninitializedParameter {
    1.12 -    public:
    1.13 -      virtual const char* what() const throw() {
    1.14 -        return "lemon::Dfs::UninitializedParameter";
    1.15 -      }
    1.16 -    };
    1.17  
    1.18      ///The type of the digraph the algorithm runs on.
    1.19      typedef typename TR::Digraph Digraph;
    1.20 @@ -232,7 +222,8 @@
    1.21        typedef T PredMap;
    1.22        static PredMap *createPredMap(const Digraph &)
    1.23        {
    1.24 -        throw UninitializedParameter();
    1.25 +        LEMON_ASSERT(false, "PredMap is not initialized");
    1.26 +        return 0; // ignore warnings
    1.27        }
    1.28      };
    1.29      ///\brief \ref named-templ-param "Named parameter" for setting
    1.30 @@ -250,7 +241,8 @@
    1.31        typedef T DistMap;
    1.32        static DistMap *createDistMap(const Digraph &)
    1.33        {
    1.34 -        throw UninitializedParameter();
    1.35 +        LEMON_ASSERT(false, "DistMap is not initialized");
    1.36 +        return 0; // ignore warnings
    1.37        }
    1.38      };
    1.39      ///\brief \ref named-templ-param "Named parameter" for setting
    1.40 @@ -268,7 +260,8 @@
    1.41        typedef T ReachedMap;
    1.42        static ReachedMap *createReachedMap(const Digraph &)
    1.43        {
    1.44 -        throw UninitializedParameter();
    1.45 +        LEMON_ASSERT(false, "ReachedMap is not initialized");
    1.46 +        return 0; // ignore warnings
    1.47        }
    1.48      };
    1.49      ///\brief \ref named-templ-param "Named parameter" for setting
    1.50 @@ -286,7 +279,8 @@
    1.51        typedef T ProcessedMap;
    1.52        static ProcessedMap *createProcessedMap(const Digraph &)
    1.53        {
    1.54 -        throw UninitializedParameter();
    1.55 +        LEMON_ASSERT(false, "ProcessedMap is not initialized");
    1.56 +        return 0; // ignore warnings
    1.57        }
    1.58      };
    1.59      ///\brief \ref named-templ-param "Named parameter" for setting
    1.60 @@ -974,7 +968,6 @@
    1.61      ///\return \c true if \c t is reachable form \c s.
    1.62      bool run(Node s, Node t)
    1.63      {
    1.64 -      if (s==INVALID || t==INVALID) throw UninitializedParameter();
    1.65        Dfs<Digraph,TR> alg(*reinterpret_cast<const Digraph*>(Base::_g));
    1.66        if (Base::_pred)
    1.67          alg.predMap(*reinterpret_cast<PredMap*>(Base::_pred));
    1.68 @@ -1270,18 +1263,6 @@
    1.69    class DfsVisit {
    1.70    public:
    1.71  
    1.72 -    /// \brief \ref Exception for uninitialized parameters.
    1.73 -    ///
    1.74 -    /// This error represents problems in the initialization
    1.75 -    /// of the parameters of the algorithm.
    1.76 -    class UninitializedParameter : public lemon::UninitializedParameter {
    1.77 -    public:
    1.78 -      virtual const char* what() const throw()
    1.79 -      {
    1.80 -        return "lemon::DfsVisit::UninitializedParameter";
    1.81 -      }
    1.82 -    };
    1.83 -
    1.84      ///The traits class.
    1.85      typedef _Traits Traits;
    1.86  
    1.87 @@ -1336,7 +1317,8 @@
    1.88      struct SetReachedMapTraits : public Traits {
    1.89        typedef T ReachedMap;
    1.90        static ReachedMap *createReachedMap(const Digraph &digraph) {
    1.91 -        throw UninitializedParameter();
    1.92 +        LEMON_ASSERT(false, "ReachedMap is not initialized");
    1.93 +        return 0; // ignore warnings
    1.94        }
    1.95      };
    1.96      /// \brief \ref named-templ-param "Named parameter" for setting