added a consistency check for new queues

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6931 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/yacy/yacyNewsQueue.java

@@ -117,6 +117,10 @@ public class yacyNewsQueue {
     }
 
     public synchronized void push(final yacyNewsDB.Record entry) throws IOException, RowSpaceExceededException {
+        if (!queueStack.consistencyCheck()) {
+            Log.logSevere("yacyNewsQueue", "reset of table " + this.path);
+            queueStack.clear();
+        }
         queueStack.addUnique(r2b(entry, true));
     }
 

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

@@ -315,6 +315,15 @@ public class Table implements ObjectIndex, Iterable<Row.Entry> {
         return (((long)(rowdef.primaryKeyLength + 4)) * tableSize(f, rowdef.objectsize, true) * RowCollection.growfactorLarge100 / 100L);
     }
     
+    public boolean consistencyCheck() {
+        try {
+            return file.size() == index.size();
+        } catch (IOException e) {
+            Log.logException(e);
+            return false;
+        }
+    }
+    
     public synchronized void addUnique(final Entry row) throws IOException, RowSpaceExceededException {
         assert file.size() == index.size() : "file.size() = " + file.size() + ", index.size() = " + index.size();
         assert table == null || table.size() == index.size() : "table.size() = " + table.size() + ", index.size() = " + index.size();