fix for deadlock when initializing a SplitTable with a file of size 0, see also:

http://forum.yacy-websuche.de/viewtopic.php?p=18594#p18594

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6587 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/net/yacy/kelondro/table/SplitTable.java

@@ -191,7 +191,7 @@ public class SplitTable implements ObjectIndex, Iterable<Row.Entry> {
             while (i.hasNext()) {
                 entry = i.next();
                 ram = entry.getValue().longValue();
-                if (ram > maxram) {
+                if (maxf == null || ram > maxram) {
                     maxf = entry.getKey();
                     maxram = ram;
                 }
@@ -199,7 +199,6 @@ public class SplitTable implements ObjectIndex, Iterable<Row.Entry> {
             
             // open next biggest table
             t.remove(maxf);
-            if (maxf != null) {
             f = new File(path, maxf);
             Log.logInfo("kelondroSplitTable", "opening partial eco table " + f);
             try {
@@ -209,7 +208,6 @@ public class SplitTable implements ObjectIndex, Iterable<Row.Entry> {
             }
             tables.put(maxf, table);
         }
-        }
         
         // init the thread pool for the keeperOf executor service
         this.executor = new ThreadPoolExecutor(