* @throws IngesterException if there was an error processing a specific
* content, but the Solr server is probably fine.
*/
private void ingestExtract(ContentStream cs, Map<String, String> fields, final long size) throws IngesterException {
final ContentStreamUpdateRequest up = new ContentStreamUpdateRequest("/update/extract"); //NON-NLS
up.addContentStream(cs);
setFields(up, fields);
up.setAction(AbstractUpdateRequest.ACTION.COMMIT, true, true);
final String contentType = cs.getContentType();
if (contentType != null && !contentType.trim().equals("")) {