fixed some seed selection details

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3685 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/server/serverDate.java

@@ -55,18 +55,18 @@ public final class serverDate {
     
     
     // statics
-    private final static long secondMillis = 1000;
-    private final static long minuteMillis = 60 * secondMillis;
-    private final static long hourMillis = 60 * minuteMillis;
-    private final static long dayMillis = 24 * hourMillis;
-    private final static long normalyearMillis = 365 * dayMillis;
-    private final static long leapyearMillis = 366 * dayMillis;
-    private final static int january = 31, normalfebruary = 28, leapfebruary = 29, march = 31,
+    public final static long secondMillis = 1000;
+    public final static long minuteMillis = 60 * secondMillis;
+    public final static long hourMillis = 60 * minuteMillis;
+    public final static long dayMillis = 24 * hourMillis;
+    public final static long normalyearMillis = 365 * dayMillis;
+    public final static long leapyearMillis = 366 * dayMillis;
+    public final static int january = 31, normalfebruary = 28, leapfebruary = 29, march = 31,
                              april = 30, may = 31, june = 30, july = 31, august = 31,
                              september = 30, october = 31, november = 30, december = 31;
-    private final static int[] dimnormal = {january, normalfebruary, march, april, may, june, july, august, september, october, november, december};
-    private final static int[] dimleap = {january, leapfebruary, march, april, may, june, july, august, september, october, november, december};
-    private final static String[] wkday = {"Mon","Tue","Wed","Thu","Fri","Sat","Sun"};
+    public final static int[] dimnormal = {january, normalfebruary, march, april, may, june, july, august, september, october, november, december};
+    public final static int[] dimleap = {january, leapfebruary, march, april, may, june, july, august, september, october, november, december};
+    public final static String[] wkday = {"Mon","Tue","Wed","Thu","Fri","Sat","Sun"};
     //private final static String[] month = {"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};
 
     // find out time zone and DST offset

source/de/anomic/yacy/yacyCore.java

@@ -458,7 +458,7 @@ public class yacyCore {
                 } else {
                     if (attempts > peerPingMinRunning) { attempts = peerPingMinRunning; }
                 }
-                seeds = seedDB.seedsByAge(false, attempts + 10); // best for seed list maintenance/cleaning
+                seeds = seedDB.seedsByAge(false, attempts); // best for seed list maintenance/cleaning
             }
 
             if (seeds == null) { return 0; }

source/de/anomic/yacy/yacySeed.java

@@ -212,7 +212,7 @@ public class yacySeed {
         this.dna.put(yacySeed.IPTYPE, "∅");
 
         // settings that can only be computed by visiting peer
-        this.dna.put(yacySeed.LASTSEEN, yacyCore.universalDateShortString(new Date())); // for last-seen date
+        this.dna.put(yacySeed.LASTSEEN, yacyCore.universalDateShortString(new Date(System.currentTimeMillis() - serverDate.UTCDiff()))); // for last-seen date
         this.dna.put(yacySeed.USPEED, yacySeed.ZERO);  // the computated uplink speed of the peer
 
         this.dna.put(yacySeed.CRWCNT, yacySeed.ZERO);
@@ -652,7 +652,7 @@ public class yacySeed {
         } else {
             newSeed.dna.put(yacySeed.PORT, Integer.toString(serverCore.getPortNr(sb.getConfig("port", "8080"))));
         }
-        newSeed.dna.put(yacySeed.BDATE, yacyCore.universalDateShortString(new Date()));
+        newSeed.dna.put(yacySeed.BDATE, yacyCore.universalDateShortString(new Date(System.currentTimeMillis() - serverDate.UTCDiff())) );
         newSeed.dna.put(yacySeed.LASTSEEN, newSeed.dna.get(yacySeed.BDATE)); // just as initial setting
         newSeed.dna.put(yacySeed.UTC, serverDate.UTCDiffString());
         newSeed.dna.put(yacySeed.PEERTYPE, yacySeed.PEERTYPE_VIRGIN);

source/de/anomic/yacy/yacySeedDB.java

@@ -71,6 +71,7 @@ import de.anomic.kelondro.kelondroBase64Order;
 import de.anomic.net.URL;
 import de.anomic.plasma.plasmaSwitchboard;
 import de.anomic.server.serverCore;
+import de.anomic.server.serverDate;
 import de.anomic.server.serverFileUtils;
 import de.anomic.server.serverSwitch;
 import de.anomic.server.logging.serverLog;
@@ -315,6 +316,7 @@ public final class yacySeedDB {
 
     public HashMap seedsByAge(boolean up, int count) {
     	// returns a peerhash/yacySeed relation
+        // to get most recent peers, set up = true; for oldest peers, set up = false
     	
         if (count > sizeConnected()) count = sizeConnected();
 
@@ -329,8 +331,8 @@ public final class yacySeedDB {
             while ((s.hasMoreElements()) && (searchcount-- > 0)) {
                 ys = (yacySeed) s.nextElement();
                 if ((ys != null) && (ys.get(yacySeed.LASTSEEN, "").length() > 10)) try {
-                    absage = Math.abs(System.currentTimeMillis() - ys.getLastSeenUTC());
-                    seedScore.addScore(ys.hash, (int) absage);
+                    absage = Math.abs(System.currentTimeMillis() + serverDate.dayMillis - ys.getLastSeenUTC());
+                    seedScore.addScore(ys.hash, (int) absage); // the higher absage, the older is the peer
                 } catch (Exception e) {}
             }