Fix for PeerSelection.seedsByAge() for big networks (>1000 Peers)

To get the most(least) recent peers search those with highest(lowest) LastSeen instead of the first by peerhash


git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@8129 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/net/yacy/peers/dht/PeerSelection.java

@@ -439,7 +439,7 @@ public class PeerSelection {
         final ScoreMap<String> seedScore = new ConcurrentScoreMap<String>();
         Seed ys;
         long absage;
-        final Iterator<Seed> s = seedDB.seedsConnected(true, false, null, (float) 0.0);
+        final Iterator<Seed> s = seedDB.seedsSortedConnected(!up, Seed.LASTSEEN); 
         int searchcount = 1000;
         if (searchcount > seedDB.sizeConnected()) searchcount = seedDB.sizeConnected();
         try {