tp1

be-graphes-model/src/main/java/org/insa/graphs/model/Path.java

@@ -56,7 +56,22 @@ public class Path {
     public static Path createShortestPathFromNodes(Graph graph, List<Node> nodes)
             throws IllegalArgumentException {
         List<Arc> arcs = new ArrayList<Arc>();
-        // TODO:
+        Arc candidat = null;
+        Node deb = nodes.remove(0); 
+        for(Node fin : nodes){
+            float dist = Float.MAX_VALUE;
+            for(Arc a : deb.getSuccessors()){
+                if(a.getDestination().equals(fin)&&dist>a.getLength()){
+                    dist = a.getLength();
+                    candidat=a;
+                } 
+            }
+            if(dist==Float.MAX_VALUE){
+                    throw new IllegalArgumentException("Liste de noeuds non valide");
+            }
+            arcs.add(candidat);
+            deb = fin;
+        }
         return new Path(graph, arcs);
     }
 
@@ -175,7 +190,7 @@ public class Path {
         return this.origin == null;
     }
 
-    /**
+    /**speed
      * Get the number of <b>nodes</b> in this path.
      * 
      * @return Number of nodes in this path.
@@ -228,8 +243,11 @@ public class Path {
      * @deprecated Need to be implemented.
      */
     public double getTravelTime(double speed) {
-        // TODO:
-        return 0;
+        float res = 0;
+        for(Arc a : arcs){
+            res+=a.getTravelTime(speed);
+        }
+        return res;
     }
 
     /**