content: /*
   * Copyright 2021 Alibaba Group Holding Limited.
   *
   * 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
   *
   *  	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 com.alibaba.graphscope.utils;
  
  import org.apache.hadoop.io.Writable;
  
  public interface Gid2Data {
  
      static Gid2Data newResizable(int capacity) {
          return (Gid2Data) new Gid2DataResizable(capacity);
      }
  
      static Gid2Data newFixed(int capacity) {
          return (Gid2Data) new Gid2DataFixed(capacity);
      }
  
      boolean add(long gid, Writable writable);
  
      void clear();
  
      int size();
  
      /**
       * Number of bytes need for serialization.
       *
       * @return number of bytes
       */
      int serializedSize();
  }
  