code: /*
   * 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.skywalking.library.elasticsearch.requests.factory;
  
  import com.linecorp.armeria.common.HttpRequest;
  import java.util.Map;
  import org.apache.skywalking.library.elasticsearch.response.Mappings;
  
  public interface IndexFactory {
      /**
       * Returns a request to check whether the {@code index} exists or not.
       */
      HttpRequest exists(String index);
  
      /**
       * Returns a request to get an index of name {@code index}.
       */
      HttpRequest get(String index);
  
      /**
       * Returns a request to create an index of name {@code index}.
       */
      HttpRequest create(String index,
                         Mappings mappings,
                         Map<String, ?> settings);
  
      /**
       * Returns a request to delete an index of name {@code index}.
       */
      HttpRequest delete(String index);
  
      /**
       * Returns a request to update the {@code mappings} of an index of name {@code index}.
       */
      HttpRequest putMapping(String index, String type, Mappings mappings);
  }
  