org.apache.lucene.analysis.hunspell.WordContext Maven / Gradle / Ivy
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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.hunspell;
enum WordContext {
/** non-compound */
SIMPLE_WORD,
/** The first root in a word with COMPOUNDFLAG/BEGIN/MIDDLE/END compounding */
COMPOUND_BEGIN,
/** A middle root in a word with COMPOUNDFLAG/BEGIN/MIDDLE/END compounding */
COMPOUND_MIDDLE,
/** The final root in a word with COMPOUNDFLAG/BEGIN/MIDDLE/END compounding */
COMPOUND_END,
/**
* The final root in a word with COMPOUNDRULE compounding. The difference to {@link #COMPOUND_END}
* is that this context doesn't require COMPOUNDFLAG/COMPOUNDEND flags, but allows ONLYINCOMPOUND.
*/
COMPOUND_RULE_END;
boolean isCompound() {
return this != SIMPLE_WORD;
}
boolean isAffixAllowedWithoutSpecialPermit(boolean isPrefix) {
if (isPrefix) {
return this == WordContext.COMPOUND_BEGIN;
}
return this == WordContext.COMPOUND_END || this == WordContext.COMPOUND_RULE_END;
}
char requiredFlag(Dictionary dictionary) {
switch (this) {
case COMPOUND_BEGIN:
return dictionary.compoundBegin;
case COMPOUND_MIDDLE:
return dictionary.compoundMiddle;
case COMPOUND_END:
return dictionary.compoundEnd;
case COMPOUND_RULE_END:
case SIMPLE_WORD:
default:
return Dictionary.FLAG_UNSET;
}
}
}