docs: @SuppressWarnings("EqualsBetweenInconvertibleTypes")
  	public byte[] getBytes(String key, byte[] defaultValue) {
  
  		Object o = getRawValue(key);
  		if (o == null) {
  			return defaultValue;
  		}
  		else if (o.getClass().equals(byte[].class)) {
  			return (byte[]) o;
  		}
  		else {
  			LOG.warn("Configuration cannot evaluate value {} as a byte[] value", o);
  			return defaultValue;
  		}
  	}