public void addTo(StringBuilder sb, boolean newline, String ... args) {
        sb.append(name());
        for (String arg : args) {
            sb.append(" ").append(arg);
        }
        if (newline) {
            sb.append("\n");
        }
    }
Append this keyword + optionally some args to a {@link StringBuilder} and a optional trailing newline.

@param sb stringbuilder to add to
@param newline flag indicating whether a new line should be added
@param args args added (space separated)
src/main/java/io/fabric8/maven/docker/assembly/DockerFileKeyword.java