content: /*
   * Copyright 2022 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.interactive.client;
  
  import com.alibaba.graphscope.interactive.client.common.Result;
  import com.alibaba.graphscope.interactive.models.DeleteEdgeRequest;
  import com.alibaba.graphscope.interactive.models.EdgeData;
  import com.alibaba.graphscope.interactive.models.EdgeRequest;
  
  import java.util.List;
  
  /**
   * Interface for Create/Read/Update/Delete edge.
   */
  public interface EdgeInterface {
      Result<EdgeData> getEdge(
              String graphName,
              String edgeLabel,
              String srcLabel,
              Object srcPrimaryKeyValue,
              String dstLabel,
              Object dstPrimaryKeyValue);
  
      Result<String> addEdge(String graphName, List<EdgeRequest> edgeRequest);
  
      Result<String> deleteEdge(String graphName, List<DeleteEdgeRequest> requests);
  
      Result<String> updateEdge(String graphName, List<EdgeRequest> edgeRequest);
  }
  