code: protected void initBundlePrefixes() {
  		bundlePrefixes = new CopyOnWriteArrayList<>();
  		for (JoinableResourceBundle bundle : globalBundles) {
  			if (StringUtils.isNotEmpty(bundle.getBundlePrefix())) {
  				bundlePrefixes.add(bundle.getBundlePrefix());
  			}
  		}
  		for (JoinableResourceBundle bundle : contextBundles) {
  			if (StringUtils.isNotEmpty(bundle.getBundlePrefix())) {
  				bundlePrefixes.add(bundle.getBundlePrefix());
  			}
  		}
  	}
docs: Initialize the bundle prefixes