LEMON/LEMON-official Changeset - r734:fb93895f84d9

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Changeset - r734:fb93895f84d9

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r734:fb93895f84d9

Thu, 20 Aug 2009 22:52:16

[Not Reviewed]

0 comments (0 inline)

alpar (Alpar Juttner)
alpar@cs.elte.hu

Merge

0 4 0

merge default

0 files changed with 80 insertions and 26 deletions:

lemon/bits/edge_set_extender.h

lemon/bits/graph_extender.h

lemon/maps.h

test/maps_test.cc

↑ Collapse diff ↑

lemon/bits/edge_set_extender.h

Show inline comments

@@ -536,9 +536,9 @@
 		      : public MapExtender<DefaultMap<Graph, Arc, _Value> > {
 		      typedef MapExtender<DefaultMap<Graph, Arc, _Value> > Parent;
 		    public:
 		      ArcMap(const Graph& _g)
+		      explicit ArcMap(const Graph& _g)
 			: Parent(_g) {}
 		      ArcMap(const Graph& _g, const _Value& _v)
 			: Parent(_g, _v) {}
@@ -560,9 +560,9 @@
 		      : public MapExtender<DefaultMap<Graph, Edge, _Value> > {
 		      typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent;
 		    public:
 		      EdgeMap(const Graph& _g)
+		      explicit EdgeMap(const Graph& _g)
 			: Parent(_g) {}
 		      EdgeMap(const Graph& _g, const _Value& _v)
 			: Parent(_g, _v) {}

lemon/bits/graph_extender.h

Show inline comments

@@ -603,9 +603,9 @@
 		      : public MapExtender<DefaultMap<Graph, Node, _Value> > {
 		      typedef MapExtender<DefaultMap<Graph, Node, _Value> > Parent;
 		    public:
 		      NodeMap(const Graph& graph)
+		      explicit NodeMap(const Graph& graph)
 		        : Parent(graph) {}
 		      NodeMap(const Graph& graph, const _Value& value)
 		        : Parent(graph, value) {}
@@ -627,9 +627,9 @@
 		      : public MapExtender<DefaultMap<Graph, Arc, _Value> > {
 		      typedef MapExtender<DefaultMap<Graph, Arc, _Value> > Parent;
 		    public:
 		      ArcMap(const Graph& graph)
+		      explicit ArcMap(const Graph& graph)
 		        : Parent(graph) {}
 		      ArcMap(const Graph& graph, const _Value& value)
 		        : Parent(graph, value) {}
@@ -651,9 +651,9 @@
 		      : public MapExtender<DefaultMap<Graph, Edge, _Value> > {
 		      typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent;
 		    public:
 		      EdgeMap(const Graph& graph)
+		      explicit EdgeMap(const Graph& graph)
 		        : Parent(graph) {}
 		      EdgeMap(const Graph& graph, const _Value& value)
 		        : Parent(graph, value) {}

lemon/maps.h

Show inline comments

@@ -1901,15 +1901,16 @@
 		  /// \brief General cross reference graph map type.
 		  /// This class provides simple invertable graph maps.
 		  /// It wraps an arbitrary \ref concepts::ReadWriteMap "ReadWriteMap"
 		  /// and if a key is set to a new value then store it
 		  /// in the inverse map.
 		  ///
 		  /// It wraps a standard graph map (\c NodeMap, \c ArcMap or \c EdgeMap)
 		  /// and if a key is set to a new value, then stores it in the inverse map.
 		  /// The values of the map can be accessed
 		  /// with stl compatible forward iterator.
 		  ///
 		  /// This type is not reference map, so it cannot be modified with
 		  /// the subscript operator.
 		  ///
 		  /// \tparam GR The graph type.
 		  /// \tparam K The key type of the map (\c GR::Node, \c GR::Arc or
 		  /// \c GR::Edge).
 		  /// \tparam V The value type of the map.
@@ -1922,9 +1923,9 @@
 		    typedef typename ItemSetTraits<GR, K>::
 		      template Map<V>::Type Map;
-		    typedef std::map<V, K> Container;
+		    typedef std::multimap<V, K> Container;
 		    Container _inv_map;
 		  public:
@@ -1947,8 +1948,10 @@
 		    ///
 		    /// This iterator is an stl compatible forward
 		    /// iterator on the values of the map. The values can
 		    /// be accessed in the <tt>[beginValue, endValue)</tt> range.
 		    /// They are considered with multiplicity, so each value is
 		    /// traversed for each item it is assigned to.
 		    class ValueIterator
 		      : public std::iterator<std::forward_iterator_tag, Value> {
 		      friend class CrossRefMap;
 		    private:
@@ -1999,13 +2002,17 @@
 		    ///
 		    /// Sets the value associated with the given key.
 		    void set(const Key& key, const Value& val) {
 		      Value oldval = Map::operator[](key);
 		      typename Container::iterator it = _inv_map.find(oldval);
 		      if (it != _inv_map.end() && it->second == key) {
-		        _inv_map.erase(it);
+		      typename Container::iterator it;
 		      for (it = _inv_map.equal_range(oldval).first;
 		           it != _inv_map.equal_range(oldval).second; ++it) {
 		        if (it->second == key) {
 		          _inv_map.erase(it);
 		          break;
+		        }
+		      }
 		      _inv_map.insert(make_pair(val, key));
+		      _inv_map.insert(std::make_pair(val, key));
 		      Map::set(key, val);
+		    }
 		    /// \brief Returns the value associated with the given key.
@@ -2015,13 +2022,16 @@
 		    operator[](const Key& key) const {
 		      return Map::operator[](key);
+		    }
-		    /// \brief Gives back the item by its value.
+		    /// \brief Gives back an item by its value.
 		    ///
 		    /// Gives back the item by its value.
 		    Key operator()(const Value& key) const {
-		      typename Container::const_iterator it = _inv_map.find(key);
+		    /// This function gives back an item that is assigned to
 		    /// the given value or \c INVALID if no such item exists.
 		    /// If there are more items with the same associated value,
 		    /// only one of them is returned.
 		    Key operator()(const Value& val) const {
 		      typename Container::const_iterator it = _inv_map.find(val);
 		      return it != _inv_map.end() ? it->second : INVALID;
+		    }
 		  protected:
@@ -2031,11 +2041,15 @@
 		    /// Erase the key from the map and the inverse map. It is called by the
 		    /// \c AlterationNotifier.
 		    virtual void erase(const Key& key) {
 		      Value val = Map::operator[](key);
 		      typename Container::iterator it = _inv_map.find(val);
 		      if (it != _inv_map.end() && it->second == key) {
-		        _inv_map.erase(it);
+		      typename Container::iterator it;
 		      for (it = _inv_map.equal_range(val).first;
 		           it != _inv_map.equal_range(val).second; ++it) {
 		        if (it->second == key) {
 		          _inv_map.erase(it);
 		          break;
+		        }
+		      }
 		      Map::erase(key);
+		    }
@@ -2045,11 +2059,15 @@
 		    /// \c AlterationNotifier.
 		    virtual void erase(const std::vector<Key>& keys) {
 		      for (int i = 0; i < int(keys.size()); ++i) {
 		        Value val = Map::operator[](keys[i]);
 		        typename Container::iterator it = _inv_map.find(val);
 		        if (it != _inv_map.end() && it->second == keys[i]) {
-		          _inv_map.erase(it);
+		        typename Container::iterator it;
 		        for (it = _inv_map.equal_range(val).first;
 		             it != _inv_map.equal_range(val).second; ++it) {
 		          if (it->second == keys[i]) {
 		            _inv_map.erase(it);
 		            break;
+		          }
+		        }
+		      }
 		      Map::erase(keys);
+		    }
@@ -2083,10 +2101,11 @@
 		      typedef typename CrossRefMap::Value Key;
 		      /// \brief Subscript operator.
 		      ///
 		      /// Subscript operator. It gives back the item
 		      /// that was last assigned to the given value.
 		      /// Subscript operator. It gives back an item
 		      /// that is assigned to the given value or \c INVALID
 		      /// if no such item exists.
 		      Value operator[](const Key& key) const {
 		        return _inverted(key);
+		      }

test/maps_test.cc

Show inline comments

@@ -21,8 +21,9 @@
 		#include <lemon/concept_check.h>
 		#include <lemon/concepts/maps.h>
 		#include <lemon/maps.h>
 		#include <lemon/list_graph.h>
 		#include "test_tools.h"
 		using namespace lemon;
@@ -347,7 +348,41 @@
 		    for ( LoggerBoolMap<vec::iterator>::Iterator it = map2.begin();
 		          it != map2.end(); ++it )
 		      check(v1[i++] == *it, "Something is wrong with LoggerBoolMap");
+		  }
 		  // CrossRefMap
+		  {
 		    typedef ListDigraph Graph;
 		    DIGRAPH_TYPEDEFS(Graph);
 		    checkConcept<ReadWriteMap<Node, int>,
 		                 CrossRefMap<Graph, Node, int> >();
 		    Graph gr;
 		    typedef CrossRefMap<Graph, Node, char> CRMap;
 		    typedef CRMap::ValueIterator ValueIt;
 		    CRMap map(gr);
 		    Node n0 = gr.addNode();
 		    Node n1 = gr.addNode();
 		    Node n2 = gr.addNode();
 		    map.set(n0, 'A');
 		    map.set(n1, 'B');
 		    map.set(n2, 'C');
 		    map.set(n2, 'A');
 		    map.set(n0, 'C');
 		    check(map[n0] == 'C' && map[n1] == 'B' && map[n2] == 'A',
 		          "Wrong CrossRefMap");
 		    check(map('A') == n2 && map.inverse()['A'] == n2, "Wrong CrossRefMap");
 		    check(map('B') == n1 && map.inverse()['B'] == n1, "Wrong CrossRefMap");
 		    check(map('C') == n0 && map.inverse()['C'] == n0, "Wrong CrossRefMap");
 		    ValueIt it = map.beginValue();
 		    check(*it++ == 'A' && *it++ == 'B' && *it++ == 'C' &&
 		          it == map.endValue(), "Wrong value iterator");
+		  }
 		  return 0;
+		}

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