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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.lucene.analysis.es;
/**
* Minimal plural stemmer for Spanish.
*
* This stemmer implements the "plurals" stemmer for spanish lanugage.
*
* @deprecated Use {@link SpanishPluralStemmer} instead.
*/
@Deprecated
public class SpanishMinimalStemmer {
public int stem(char[] s, int len) {
if (len < 4 || s[len - 1] != 's') return len;
for (int i = 0; i < len; i++)
switch (s[i]) {
case 'à':
case 'á':
case 'â':
case 'ä':
s[i] = 'a';
break;
case 'ò':
case 'ó':
case 'ô':
case 'ö':
s[i] = 'o';
break;
case 'è':
case 'é':
case 'ê':
case 'ë':
s[i] = 'e';
break;
case 'ù':
case 'ú':
case 'û':
case 'ü':
s[i] = 'u';
break;
case 'ì':
case 'í':
case 'î':
case 'ï':
s[i] = 'i';
break;
case 'ñ':
s[i] = 'n';
break;
}
switch (s[len - 1]) {
case 's':
if (s[len - 2] == 'a' || s[len - 2] == 'o') {
return len - 1;
}
if (s[len - 2] == 'e') {
if (s[len - 3] == 's' && s[len - 4] == 'e') {
return len - 2;
}
if (s[len - 3] == 'c') {
s[len - 3] = 'z';
return len - 2;
} else {
return len - 2;
}
} else {
return len - 1;
}
}
return len;
}
}