: "uncool" comment was, er, uncool, but the motivation was that AFAIK in : no other place does SOLR make this distinction, an assumption based on : SolrParams not having an API to test for param existence and being : explicitly coded around nonexistence and null being equatable; meanwhile : elsewhere in the code (e.g. parseSort) null and "" are equated. : : So this would constitute a policy change, and one that required a
agreed ... trying to drive behavior based on the distinction between a param being blank an a param not being specified at all is a bad idea ... particularly since we've observed inconsistencies in the way some servlet containers deal with empty params... http://issues.apache.org/jira/browse/SOLR-12 -Hoss