content: /*
   * 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 com.datastax.dse.driver.api.core.metadata.schema;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import java.util.List;
  
  /** Edge metadata, for a table that was created with CREATE TABLE ... WITH EDGE LABEL. */
  public interface DseEdgeMetadata {
  
    /** The label of the edge in graph. */
    @NonNull
    CqlIdentifier getLabelName();
  
    /** The identifier of the table representing the incoming vertex. */
    @NonNull
    CqlIdentifier getFromTable();
  
    /** The label of the incoming vertex in graph. */
    @NonNull
    CqlIdentifier getFromLabel();
  
    /** The columns in this table that match the partition key of the incoming vertex table. */
    @NonNull
    List<CqlIdentifier> getFromPartitionKeyColumns();
  
    /** The columns in this table that match the clustering columns of the incoming vertex table. */
    @NonNull
    List<CqlIdentifier> getFromClusteringColumns();
  
    /** The identifier of the table representing the outgoing vertex. */
    @NonNull
    CqlIdentifier getToTable();
  
    /** The label of the outgoing vertex in graph. */
    @NonNull
    CqlIdentifier getToLabel();
  
    /** The columns in this table that match the partition key of the outgoing vertex table. */
    @NonNull
    List<CqlIdentifier> getToPartitionKeyColumns();
  
    /** The columns in this table that match the clustering columns of the outgoing vertex table. */
    @NonNull
    List<CqlIdentifier> getToClusteringColumns();
  }
  