protected String[] getTagNames() {
        final String tagNames = getTagNameArgument();
        return tagNames == null ? null : getParser().parseArray(tagNames, getActor());
    }
protected String [ ] getTagNames ( ) { final String tagNames = getTagNameArgument ( ) ; return tagNames == null ? null : getParser ( ) . parseArray ( tagNames , getActor ( ) ) ; }
@return names of the modified tags extracted from attributes parsed as array. Assumes there is at least 1
attribute.