public static List <SpellCheckCollation> Collate(SpellingResult result, String originalQuery, int maxCollations)
{
List <SpellCheckCollation> collations = new List <SpellCheckCollation>();
int collNo = 0;
PossibilityIterator possibilityIter = new PossibilityIterator(result.getSuggestions());
while (collNo < maxCollations && possibilityIter.hasNext())
{
RankedSpellPossibility possibility = (RankedSpellPossibility)possibilityIter.next();
string collationQueryStr = GetCollationQuery(originalQuery, possibility.getCorrections());
collNo++;
SpellCheckCollation collation = new SpellCheckCollation();
collation.CollationQuery = collationQueryStr;
collation.InternalRank = possibility.getRank();
var misspellingsAndCorrections = new List <KeyValuePair <string, string> >();
for (var iter = possibility.getCorrections().iterator(); iter.hasNext();)
{
SpellCheckCorrection corr = (SpellCheckCorrection)iter.next();
misspellingsAndCorrections.Add(new KeyValuePair <string, string>(corr.getOriginal().term(), corr.getCorrection()));
}
collation.MisspellingsAndCorrections = misspellingsAndCorrections;
collations.Add(collation);
}
return(collations);
}
private static string GetCollationQuery(String origQuery,
java.util.List /*<SpellCheckCorrection>*/ corrections)
{
var collation = new java.lang.StringBuilder(origQuery);
int offset = 0;
for (var iter = corrections.iterator(); iter.hasNext();)
{
SpellCheckCorrection correction = (SpellCheckCorrection)iter.next();
Token tok = correction.getOriginal();
// we are replacing the query in order, but injected terms might cause
// illegal offsets due to previous replacements.
if (tok.getPositionIncrement() == 0)
{
continue;
}
collation.replace(tok.startOffset() + offset, tok.endOffset() + offset,
correction.getCorrection());
offset += correction.getCorrection().Length
- (tok.endOffset() - tok.startOffset());
}
return(collation.toString());
}
