/*
 * 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.ja;

import java.util.Map;
import org.apache.lucene.internal.hppc.CharObjectHashMap;

/** Utility methods for Japanese filters. */
class JapaneseFilterUtil {

  /** Creates a primitive char-to-char map from a set of {@link java.util.Map.Entry}. */
  @SafeVarargs
  static CharObjectHashMap<Character> createCharMap(
      Map.Entry<Character, Character>... charMappings) {
    CharObjectHashMap<Character> map = new CharObjectHashMap<>(charMappings.length);
    for (Map.Entry<Character, Character> charMapping : charMappings) {
      map.put(charMapping.getKey(), charMapping.getValue());
    }
    return map;
  }
}
