/**
* Return a string that describes the statistics for the top n entries, sorted by descending
* order of total time spent dealing with the query. This will always include the totals entry
* in the first position.
*
* @param n the desired number of entries to describe
* @return a string describing the statistics for the top n entries
*/
public synchronized String toStringTop(int n) {
StringBuilder out = new StringBuilder();
List<Entry> list = entries();
if (list.isEmpty()) return "<no queries executed>";
Collections.sort(list, TOTAL_TIME_DESCENDING);
int maxCountLength = COUNT_FORMAT.format(list.get(0).numQueries).length();
double totalDuration = list.get(0).queryTime;
for (Entry entry : list.subList(0, Math.min(n, list.size())))
out.append(entry.toString(maxCountLength, totalDuration)).append('\n');
return out.toString();
}
