code: @Override
  	protected void addItemsFromDir(BundlePathMapping bundlePathMapping, PathMapping dir, boolean addSubDirs) {
  		String dirName = dir.getPath();
  
  		if (!dirName.startsWith(JawrConstant.WEB_INF_DIR) && !dirName.startsWith(JawrConstant.META_INF_DIR)) {
  			super.addItemsFromDir(bundlePathMapping, dir, addSubDirs);
  		}
  	}
docs: /*
  (non-Javadoc)
  
  @see
  net.jawr.web.resource.bundle.JoinableResourceBundleImpl#addItemsFromDir(
  java.lang.String, boolean)