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 org.apache.arrow.vector.complex;
  
  import org.apache.arrow.vector.DensityAwareVector;
  import org.apache.arrow.vector.UInt4Vector;
  import org.apache.arrow.vector.ValueVector;
  
  /**
   * An abstraction representing repeated value vectors.
   *
   * <p>A repeated vector contains values that may either be flat or nested. A value consists of zero
   * or more cells(inner values). Current design maintains data and offsets vectors. Each cell is
   * stored in the data vector. Repeated vector uses the offset vector to determine the sequence of
   * cells pertaining to an individual value.
   */
  public interface RepeatedValueVector extends ValueVector, DensityAwareVector {
  
    int DEFAULT_REPEAT_PER_RECORD = 5;
  
    /**
     * Get the offset vector.
     *
     * @return the underlying offset vector or null if none exists.
     * @deprecated This API will be removed, as the current implementations no longer hold inner
     *     offset vectors.
     */
    @Deprecated
    UInt4Vector getOffsetVector();
  
    /**
     * Get the data vector.
     *
     * @return the underlying data vector or null if none exists.
     */
    ValueVector getDataVector();
  }
  