/* SPDX-License-Identifier: Apache-2.0 * * The OpenSearch Contributors require contributions made to * this file be licensed under the Apache-2.0 license or a * compatible open source license. */ /* * Modifications Copyright OpenSearch Contributors. See * GitHub history for details. * * Licensed to Elasticsearch B.V. under one or more contributor * license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright * ownership. Elasticsearch B.V. 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.Collections.Generic; using System.Runtime.Serialization; using OpenSearch.Net.Utf8Json; namespace OpenSearch.Client { /// <summary> /// The pattern_capture token filter, unlike the pattern tokenizer, emits a token for every capture group in the regular expression. /// </summary> public interface IPatternCaptureTokenFilter : ITokenFilter { /// <summary> /// The regular expression patterns to capture /// </summary> [DataMember(Name ="patterns")] IEnumerable<string> Patterns { get; set; } /// <summary> /// If preserve_original is set to true then it would also emit the original token /// </summary> [DataMember(Name ="preserve_original")] [JsonFormatter(typeof(NullableStringBooleanFormatter))] bool? PreserveOriginal { get; set; } } /// <inheritdoc /> public class PatternCaptureTokenFilter : TokenFilterBase, IPatternCaptureTokenFilter { public PatternCaptureTokenFilter() : base("pattern_capture") { } /// <inheritdoc /> public IEnumerable<string> Patterns { get; set; } /// <inheritdoc /> public bool? PreserveOriginal { get; set; } } /// <inheritdoc /> public class PatternCaptureTokenFilterDescriptor : TokenFilterDescriptorBase<PatternCaptureTokenFilterDescriptor, IPatternCaptureTokenFilter>, IPatternCaptureTokenFilter { protected override string Type => "pattern_capture"; IEnumerable<string> IPatternCaptureTokenFilter.Patterns { get; set; } bool? IPatternCaptureTokenFilter.PreserveOriginal { get; set; } /// <inheritdoc /> public PatternCaptureTokenFilterDescriptor PreserveOriginal(bool? preserve = true) => Assign(preserve, (a, v) => a.PreserveOriginal = v); /// <inheritdoc /> public PatternCaptureTokenFilterDescriptor Patterns(IEnumerable<string> patterns) => Assign(patterns, (a, v) => a.Patterns = v); /// <inheritdoc /> public PatternCaptureTokenFilterDescriptor Patterns(params string[] patterns) => Assign(patterns, (a, v) => a.Patterns = v); } }