public void setModified() {
        this.modified = true;
    }
Class Info for {@link TtlTransformlet}.

<B><I>Caution:</I></B><br>
Do <b>NOT</b> load {@link Class} which is transforming, or the transform will lose effectiveness.

@author Jerry Lee (oldratlee at gmail dot com)
ttl-agent/src/main/java/com/alibaba/ttl3/agent/transformlet/ClassInfo.java