Fix or indicate possible null pointer dereferencing detected by FindBugs

ludovicp

29.11.2008 3ecf5819c28cd06f004a6deb35e46df2d6197413

 opendj-sdk/opends/src/server/org/opends/server/backends/jeb/EntryCachePreloader.java

@@ -353,6 +353,7 @@
                continue;
              }
            }
            // BUG cursor might be null ? If not why testing below ?
            status = cursor.getNext(key, data, LockMode.DEFAULT);
            if (status != OperationStatus.SUCCESS) {
              // Reset cursor and continue.