String BrazilianStemmer::stem(const String& term)
{
// creates CT
createCT(term);
if (!isIndexable(CT))
return L"";
if (!isStemmable(CT))
return CT;
R1 = getR1(CT);
R2 = getR1(R1);
RV = getRV(CT);
TERM = term + L";" + CT;
bool altered = step1();
if (!altered)
altered = step2();
if (altered)
step3();
else
step4();
step5();
return CT;
}
TCHAR* GermanStemmer::stem(const TCHAR* term, size_t length) {
if (length < 0) {
length = _tcslen(term);
}
// Reset the StringBuffer.
sb.clear();
sb.append(term, length);
if (!isStemmable(sb.getBuffer(), sb.length()))
return sb.giveBuffer();
// Stemming starts here...
substitute(sb);
strip(sb);
optimize(sb);
resubstitute(sb);
removeParticleDenotion(sb);
return sb.giveBuffer();
}
String FrenchStemmer::stem(const String& term)
{
if (!isStemmable(term))
return term;
// Use lowercase for medium stemming.
stringBuffer = StringUtils::toLower(term);
// reset the booleans
modified = false;
suite = false;
treatVowels(stringBuffer);
setStrings();
step1();
if (!modified || suite)
{
if (!RV.empty())
{
suite = step2a();
if (!suite)
step2b();
}
}
if (modified || suite)
step3();
else
step4();
step5();
step6();
return stringBuffer;
}
String DutchStemmer::stem(const String& term)
{
// Use lowercase for medium stemming.
buffer = StringUtils::toLower(term);
if (!isStemmable())
return buffer;
if (stemDict && stemDict.contains(term))
return stemDict.get(term);
// Stemming starts here...
substitute();
storeYandI();
R1 = getRIndex(0);
R1 = std::max((int32_t)3, R1);
step1();
step2();
R2 = getRIndex(R1);
step3a();
step3b();
step4();
reStoreYandI();
return buffer;
}
