code: @Override
  	public String getId() {
  		StringBuilder strId = new StringBuilder();
  		strId.append(id);
  		if (nextProcessor != null) {
  			strId.append(",").append(nextProcessor.getId());
  		}
  		return strId.toString();
  	}
docs: Returns the ID of the ChainedResourceBundlePostProcessor
  
  @return the ID of the ChainedResourceBundlePostProcessor