private volatile SynonymMap synonymMap;

    public SynonymLoader(final Environment env, final Settings settings, final boolean expand, final Analyzer analyzer) {
        this.env = env;
        this.settings = settings;
        this.expand = expand;
        this.analyzer = analyzer;

        createSynonymMap(false);
    }

    public boolean isUpdate(final long time) {

    private boolean discartPunctuation;

    public KuromojiTokenizerFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
        super(indexSettings, settings, name);
        mode = getMode(settings);
        userDictionary = getUserDictionary(env, settings);
        discartPunctuation = settings.getAsBoolean("discard_punctuation", true);
        nBestCost = settings.getAsInt(NBEST_COST, -1);

import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractCharFilterFactory;

public class IterationMarkCharFilterFactory extends AbstractCharFilterFactory {

    public IterationMarkCharFilterFactory(final IndexSettings indexSettings, final Environment env, final String name,
            final Settings settings) {

 */
package org.codelibs.opensearch.extension.analysis;

import org.apache.lucene.analysis.Tokenizer;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenizerFactory;

/**
 * Factory for {@link NGramSynonymTokenizer}.
 */

import java.io.Reader;

import org.apache.lucene.analysis.ja.JapaneseIterationMarkCharFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractCharFilterFactory;
import org.opensearch.index.analysis.NormalizingCharFilterFactory;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseKatakanaStemFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class KuromojiKatakanaStemmerFactory extends AbstractTokenFilterFactory {

import java.util.List;
import java.util.Locale;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.ja.StopTokenSuffixFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;
import org.opensearch.index.analysis.Analysis;

name: Java CI with Maven

on:
  push:
    branches:
    - master
    - "*.x"
  pull_request:
    branches:
    - master
    - "*.x"

jobs:
  build:

    runs-on: ubuntu-latest
    env:
      PARENT_BRANCH: main

    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK 21
      uses: actions/setup-java@v4
      with:
        java-version: '21'
        distribution: 'temurin'

package org.codelibs.opensearch.extension.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.en.AlphaNumWordFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class AlphaNumWordFilterFactory extends AbstractTokenFilterFactory {

import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractCharFilterFactory;

public class ProlongedSoundMarkCharFilterFactory extends AbstractCharFilterFactory {
    private char replacement;

    public ProlongedSoundMarkCharFilterFactory(final IndexSettings indexSettings, final Environment env, final String name,
            final Settings settings) {