added minimum age of word in cache to performance menu

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1866 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/PerformanceQueues_p.html

@@ -93,6 +93,13 @@ Changes take effect immediately</td>
     This is the maximum age of a word index that is in the RAM cache in minutes.
     </td>
   </tr>
+  <tr valign="top" class="TableCellDark">
+    <td class=small>Minimum Age of Word in cache:</td>
+    <td class=small>#[minAgeOfWordCache]#</td>
+    <td class=small>
+    This is the minimum age of a word index that is in the RAM cache in minutes.
+    </td>
+  </tr>
   <tr valign="top" class="TableCellDark">
     <td class=small>Maximum number of Word Caches, low limit:</td>
     <td class=small><input name="wordCacheMaxLow" type="text" size="20" maxlength="100" value="#[wordCacheMaxLow]#"></td>

htroot/PerformanceQueues_p.java

@@ -254,6 +254,7 @@ public class PerformanceQueues_p {
         prop.put("wordCacheRAMSize", switchboard.wordIndex.wordCacheRAMSize());
         prop.put("maxURLinWordCache", "" + switchboard.wordIndex.maxURLinWordCache());
         prop.put("maxAgeOfWordCache", "" + (switchboard.wordIndex.maxAgeOfWordCache() / 1000 / 60)); // minutes
+        prop.put("minAgeOfWordCache", "" + (switchboard.wordIndex.minAgeOfWordCache() / 1000 / 60)); // minutes
         prop.put("maxWaitingWordFlush", switchboard.getConfig("maxWaitingWordFlush", "180"));
         prop.put("wordCacheMaxLow", switchboard.getConfig("wordCacheMaxLow", "10000"));
         prop.put("wordCacheMaxHigh", switchboard.getConfig("wordCacheMaxHigh", "10000"));

source/de/anomic/plasma/plasmaWordIndex.java

@@ -94,6 +94,10 @@ public final class plasmaWordIndex {
         return ramCache.maxURLinWordCache();
     }
 
+    public long minAgeOfWordCache() {
+        return ramCache.minAgeOfWordCache();
+    }
+
     public long maxAgeOfWordCache() {
         return ramCache.maxAgeOfWordCache();
     }

source/de/anomic/plasma/plasmaWordIndexCache.java

@@ -210,6 +210,10 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
         return hashScore.getMaxScore();
     }
 
+    public long minAgeOfWordCache() {
+        return System.currentTimeMillis() - longEmit(hashDate.getMaxScore());
+    }
+
     public long maxAgeOfWordCache() {
         return System.currentTimeMillis() - longEmit(hashDate.getMinScore());
     }