content: /*
   * Tencent is pleased to support the open source community by making Angel available.
   *
   * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
   *
   * Licensed 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
   *
   * https://opensource.org/licenses/Apache-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 com.tencent.angel.ps.storage.vector.op;
  
  import com.tencent.angel.ps.server.data.request.InitFunc;
  import com.tencent.angel.ps.server.data.request.KeyType;
  import io.netty.buffer.ByteBuf;
  
  /**
   * Pipeline operation interface for basic data type
   */
  public interface BasicTypePipelineOp {
  
    /**
     * Get data use indices from storage
     *
     * @param keyType index type: int or long
     * @param indexSize index number
     * @param in input buffer that stored un-deserialized indices
     * @param out output buffer
     * @param func element init function, if not null, the element will be initialized by func
     */
    void indexGet(KeyType keyType, int indexSize, ByteBuf in, ByteBuf out, InitFunc func);
  }
  