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/**
* (C) Copyright 2017 Benjamin Culkin.
*
* Licensed 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 bjc.inflexion.v2;
import java.util.regex.Pattern;
/**
* Utility methods for constructing inflection affixes.
*
* @author EVE
*
*/
public class InflectionAffixes {
/*
* Template for 'complete' affix patterns.
*
* Match the start of the word, followed by zero or more word
* characters, followed by the suffix, then the end of the string.
*
* The word is in a capturing group named 'stem'.
*/
private static final String COMPLETE_PATT_FMT = "^(?<stem>\\w*)%s$";
/*
* Template for 'incomplete' affix patterns.
*
* Match the start of the word, followed by one or more word characters,
* followed by the suffix, then the end of the string.
*
* The word is in a capturing group named 'stem'.
*/
private static final String INCOMPLETE_PATT_FMT = "^(?<stem>\\w+)%s$";
/**
* Create an affix that's a word by itself.
*
* @param suffix
* The suffix to use.
*
* @return A affix that represents the suffix.
*/
public static InflectionAffix complete(String suffix) {
Pattern patt = Pattern.compile(String.format(COMPLETE_PATT_FMT, suffix));
return new SimpleInflectionAffix("%s" + suffix, patt);
}
/**
* Create an affix that's not a word by itself.
*
* @param suffix
* The suffix to use.
*
* @return An affix that represents the suffix.
*/
public static InflectionAffix incomplete(String suffix) {
Pattern patt = Pattern.compile(String.format(INCOMPLETE_PATT_FMT, suffix));
return new SimpleInflectionAffix("%s" + suffix, patt);
}
}
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