| /* |
| * 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.luke.models.analysis; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Optional; |
| |
| /** |
| * Configurations for a custom analyzer. |
| */ |
| public final class CustomAnalyzerConfig { |
| |
| private final String configDir; |
| |
| private final ComponentConfig tokenizerConfig; |
| |
| private final List<ComponentConfig> charFilterConfigs; |
| |
| private final List<ComponentConfig> tokenFilterConfigs; |
| |
| /** Builder for {@link CustomAnalyzerConfig} */ |
| public static class Builder { |
| private String configDir; |
| private final ComponentConfig tokenizerConfig; |
| private final List<ComponentConfig> charFilterConfigs = new ArrayList<>(); |
| private final List<ComponentConfig> tokenFilterConfigs = new ArrayList<>(); |
| |
| public Builder(String name, Map<String, String> tokenizerParams) { |
| Objects.requireNonNull(name); |
| Objects.requireNonNull(tokenizerParams); |
| tokenizerConfig = new ComponentConfig(name, new HashMap<>(tokenizerParams)); |
| } |
| |
| public Builder configDir(String val) { |
| configDir = val; |
| return this; |
| } |
| |
| public Builder addCharFilterConfig(String name, Map<String, String> params) { |
| Objects.requireNonNull(name); |
| Objects.requireNonNull(params); |
| charFilterConfigs.add(new ComponentConfig(name, new HashMap<>(params))); |
| return this; |
| } |
| |
| public Builder addTokenFilterConfig(String name, Map<String, String> params) { |
| Objects.requireNonNull(name); |
| Objects.requireNonNull(params); |
| tokenFilterConfigs.add(new ComponentConfig(name, new HashMap<>(params))); |
| return this; |
| } |
| |
| public CustomAnalyzerConfig build() { |
| return new CustomAnalyzerConfig(this); |
| } |
| } |
| |
| private CustomAnalyzerConfig(Builder builder) { |
| this.tokenizerConfig = builder.tokenizerConfig; |
| this.configDir = builder.configDir; |
| this.charFilterConfigs = builder.charFilterConfigs; |
| this.tokenFilterConfigs = builder.tokenFilterConfigs; |
| } |
| |
| /** |
| * Returns directory path for configuration files, or empty. |
| */ |
| Optional<String> getConfigDir() { |
| return Optional.ofNullable(configDir); |
| } |
| |
| /** |
| * Returns Tokenizer configurations. |
| */ |
| ComponentConfig getTokenizerConfig() { |
| return tokenizerConfig; |
| } |
| |
| /** |
| * Returns CharFilters configurations. |
| */ |
| List<ComponentConfig> getCharFilterConfigs() { |
| return Collections.unmodifiableList(charFilterConfigs); |
| } |
| |
| /** |
| * Returns TokenFilters configurations. |
| */ |
| List<ComponentConfig> getTokenFilterConfigs() { |
| return Collections.unmodifiableList(tokenFilterConfigs); |
| } |
| |
| static class ComponentConfig { |
| |
| /* SPI name */ |
| private final String name; |
| /* parameter map */ |
| private final Map<String, String> params; |
| |
| ComponentConfig(String name, Map<String, String> params) { |
| this.name = Objects.requireNonNull(name); |
| this.params = Objects.requireNonNull(params); |
| } |
| |
| String getName() { |
| return this.name; |
| } |
| |
| Map<String, String> getParams() { |
| return this.params; |
| } |
| } |
| } |