/**
* Process properties to query sparse content directly.
*
* @param request
* @param query
* @param asAnon
* @return
* @throws StorageClientException
* @throws AccessDeniedException
*/
public SolrSearchResultSet processQuery(
SlingHttpServletRequest request, Query query, boolean asAnon) throws SolrSearchException {
try {
// use solr parsing to get the terms from the query string
QueryParser parser =
new QueryParser(Version.LUCENE_40, "id", new TextField().getQueryAnalyzer());
org.apache.lucene.search.Query luceneQuery = parser.parse(query.getQueryString());
Map<String, Object> props = Maps.newHashMap();
if (luceneQuery instanceof BooleanQuery) {
BooleanQuery boolLucQuery = (BooleanQuery) luceneQuery;
int orCount = 0;
List<BooleanClause> clauses = boolLucQuery.clauses();
for (BooleanClause clause : clauses) {
org.apache.lucene.search.Query clauseQuery = clause.getQuery();
Map<String, Object> subOrs = Maps.newHashMap();
// we support 1 level of nesting for OR clauses
if (clauseQuery instanceof BooleanQuery) {
for (BooleanClause subclause : ((BooleanQuery) clauseQuery).clauses()) {
org.apache.lucene.search.Query subclauseQuery = subclause.getQuery();
extractTerms(subclause, subclauseQuery, props, subOrs);
}
props.put("orset" + orCount, subOrs);
orCount++;
} else {
extractTerms(clause, clauseQuery, props, subOrs);
if (!subOrs.isEmpty()) {
props.put("orset" + orCount, subOrs);
orCount++;
}
}
}
} else {
extractTerms(null, luceneQuery, props, null);
}
// add the options to the parameters but prepend _ to avoid collision
for (Entry<String, String> option : query.getOptions().entrySet()) {
props.put("_" + option.getKey(), option.getValue());
}
Session session =
StorageClientUtils.adaptToSession(
request.getResourceResolver().adaptTo(javax.jcr.Session.class));
ContentManager cm = session.getContentManager();
long tquery = System.currentTimeMillis();
Iterable<Content> items = cm.find(props);
tquery = System.currentTimeMillis() - tquery;
try {
if (tquery > verySlowQueryThreshold) {
SLOW_QUERY_LOGGER.error(
"Very slow sparse query {} ms {} ",
tquery,
URLDecoder.decode(query.toString(), "UTF-8"));
} else if (tquery > slowQueryThreshold) {
SLOW_QUERY_LOGGER.warn(
"Slow sparse query {} ms {} ", tquery, URLDecoder.decode(query.toString(), "UTF-8"));
}
} catch (UnsupportedEncodingException e) {
// quietly swallow this exception
LOGGER.debug(e.getLocalizedMessage(), e);
}
SolrSearchResultSet rs = new SparseSearchResultSet(items, defaultMaxResults);
return rs;
} catch (AccessDeniedException e) {
throw new SolrSearchException(500, e.getMessage());
} catch (StorageClientException e) {
throw new SolrSearchException(500, e.getMessage());
} catch (ParseException e) {
throw new SolrSearchException(500, e.getMessage());
}
}
