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Apache Solr (module: clustering)
/*
* 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.solr.handler.clustering.carrot2;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
/**
* Carrot2 parameter mapping (recognized and mapped if passed via Solr configuration).
* @lucene.experimental
*/
public final class CarrotParams {
private static String CARROT_PREFIX = "carrot.";
public static String ALGORITHM = CARROT_PREFIX + "algorithm";
public static String TITLE_FIELD_NAME = CARROT_PREFIX + "title";
public static String URL_FIELD_NAME = CARROT_PREFIX + "url";
public static String SNIPPET_FIELD_NAME = CARROT_PREFIX + "snippet";
public static String LANGUAGE_FIELD_NAME = CARROT_PREFIX + "lang";
public static String CUSTOM_FIELD_NAME = CARROT_PREFIX + "custom";
public static String PRODUCE_SUMMARY = CARROT_PREFIX + "produceSummary";
public static String SUMMARY_FRAGSIZE = CARROT_PREFIX + "fragSize";
public static String SUMMARY_SNIPPETS = CARROT_PREFIX + "summarySnippets";
public static String NUM_DESCRIPTIONS = CARROT_PREFIX + "numDescriptions";
public static String OUTPUT_SUB_CLUSTERS = CARROT_PREFIX + "outputSubClusters";
public static String LANGUAGE_CODE_MAP = CARROT_PREFIX + "lcmap";
/**
* Points to Carrot2 resources
*/
public static String RESOURCES_DIR = CARROT_PREFIX + "resourcesDir";
static final Set CARROT_PARAM_NAMES = new HashSet<>(Arrays.asList(
ALGORITHM,
TITLE_FIELD_NAME,
URL_FIELD_NAME,
SNIPPET_FIELD_NAME,
LANGUAGE_FIELD_NAME,
CUSTOM_FIELD_NAME,
PRODUCE_SUMMARY,
SUMMARY_FRAGSIZE,
SUMMARY_SNIPPETS,
NUM_DESCRIPTIONS,
OUTPUT_SUB_CLUSTERS,
RESOURCES_DIR,
LANGUAGE_CODE_MAP));
/** No instances. */
private CarrotParams() {}
}