/**
 * 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.
 */

using System;
using Lucene.Net.Analysis;

namespace Lucene.Net.Analysis.Miscellaneous
{
    public class InjectablePrefixAwareTokenFilter : PrefixAwareTokenFilter
    {
        public InjectablePrefixAwareTokenFilter(TokenStream prefix, TokenStream suffix) : base(prefix, suffix)
        {
        }

        public Func<Token, Token, Token> UpdateAction { get; set; }

        public override Token UpdateSuffixToken(Token suffixToken, Token lastPrefixToken)
        {
            return UpdateAction(suffixToken, lastPrefixToken);
        }
    }
}