pinot-segment-spi/src/main/java/org/apache/pinot/segment/spi/store/ColumnIndexType.java

/**
 * 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.pinot.segment.spi.store;

// Note: It is required to keep DICTIONARY and FORWARD_INDEX as the starting entries in this enum to ensure
// correctness during preprocessing a segment during segmentReload. Please add new entries at the end (or at least
// below DICTIONARY and FORWARD_INDEX).
public enum ColumnIndexType {
  DICTIONARY("dictionary"),
  FORWARD_INDEX("forward_index"),
  INVERTED_INDEX("inverted_index"),
  BLOOM_FILTER("bloom_filter"),
  NULLVALUE_VECTOR("nullvalue_vector"),
  TEXT_INDEX("text_index"),
  FST_INDEX("fst_index"),
  JSON_INDEX("json_index"),
  RANGE_INDEX("range_index"),
  H3_INDEX("h3_index");

  private final String _indexName;

  ColumnIndexType(String name) {
    _indexName = name;
  }

  public String getIndexName() {
    return _indexName;
  }

  public static ColumnIndexType getValue(String val) {
    for (ColumnIndexType type : values()) {
      if (type.getIndexName().equalsIgnoreCase(val)) {
        return type;
      }
    }
    throw new IllegalArgumentException("Unknown value: " + val);
  }
}