OPENDJ-1869 CR-6727 Fix NPE in EntryCachePreloader.EntryCacheCollector

Fabio Pistolesi

11.48.2015 d12cc90fc15f432f43abc394b4090f9b4f7b2a03

 opendj-server-legacy/src/main/java/org/opends/server/backends/NullBackend.java

@@ -493,10 +493,4 @@
    LocalizableMessage message = LocalizableMessage.raw("The null backend does not support restore operation");
    throw new DirectoryException(ResultCode.UNWILLING_TO_PERFORM, message);
  }

  /** {@inheritDoc} */
  @Override
  public void preloadEntryCache() throws UnsupportedOperationException {
    throw new UnsupportedOperationException("Operation not supported.");
  }
}