if ( doc instanceof DoxiaDocumentRenderer )
{
doxiaDocuments.put( entry.getKey(), doc );
DoxiaDocumentRenderer doxia = (DoxiaDocumentRenderer) doc;
// count documents per parserId
String parserId = doxia.getRenderingContext().getParserId();
Integer count = counts.get( parserId );
if ( count == null )
{
count = 1;
}