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.fragment;
  
  import static com.alibaba.graphscope.utils.CppClassName.STD_UNORDERED_MAP;
  
  import com.alibaba.fastffi.CXXHead;
  import com.alibaba.fastffi.CXXPointer;
  import com.alibaba.fastffi.CXXReference;
  import com.alibaba.fastffi.FFIGen;
  import com.alibaba.fastffi.FFINameAlias;
  import com.alibaba.fastffi.FFITypeAlias;
  import com.alibaba.graphscope.stdcxx.StdUnorderedMap;
  import com.alibaba.graphscope.utils.CppClassName;
  import com.alibaba.graphscope.utils.CppHeaderName;
  
  @FFIGen
  @CXXHead(CppHeaderName.ARROW_FRAGMENT_GROUP_H)
  @CXXHead(system = "stdint.h")
  @FFITypeAlias(CppClassName.ARROW_FRAGMENT_GROUP)
  public interface ArrowFragmentGroup extends CXXPointer {
      @FFINameAlias("total_frag_num")
      int totalFragNum();
  
      @FFINameAlias("edge_label_num")
      int edgeLabelNum();
  
      @FFINameAlias("vertex_label_num")
      int vertexLabelNum();
  
      // compiling error
      @FFINameAlias("Fragments")
      @CXXReference
      @FFITypeAlias(STD_UNORDERED_MAP + "<unsigned,uint64_t>")
      StdUnorderedMap<Integer, Long> fragments();
  
      @FFINameAlias("FragmentLocations")
      @CXXReference
      @FFITypeAlias(STD_UNORDERED_MAP + "<unsigned,uint64_t>")
      StdUnorderedMap<Integer, Long> fragmentLocations();
  }
  