*/
private boolean useFastVectorHighlighter( SolrParams params, IndexSchema schema, String fieldName ){
SchemaField schemaField = schema.getFieldOrNull( fieldName );
return schemaField != null &&
schemaField.storeTermPositions() &&
schemaField.storeTermOffsets() &&
params.getFieldBool( fieldName, HighlightParams.USE_FVH, false );
}
private void doHighlightingByHighlighter( Query query, SolrQueryRequest req, NamedList docSummaries,
int docId, Document doc, String fieldName ) throws IOException {