protected void appendElement(StringBuilder sb, Element aNode) {
        sb.append("<")
            .append(aNode.getNodeName()).append("...")
            .append(">");
    }
protected void appendElement ( StringBuilder sb , Element aNode ) { sb . append ( "<" ) . append ( aNode . getNodeName ( ) ) . append ( "..." ) . append ( ">" ) ; }
Formats a placeholder for an element for {@link #getShortString}.

@param sb the builder to append to
@param aNode the element

@since XMLUnit 2.4.0