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.
   */
  
  <@pp.dropOutputFile />
  <@pp.changeOutputFile name="/org/apache/arrow/vector/complex/reader/BaseReader.java" />
  
  
  <#include "/@includes/license.ftl" />
  
  package org.apache.arrow.vector.complex.reader;
  
  <#include "/@includes/vv_imports.ftl" />
  
  /**
   * Source code generated using FreeMarker template ${.template_name}
   */
  @SuppressWarnings("unused")
  public interface BaseReader extends Positionable{
    Field getField();
    MinorType getMinorType();
    void reset();
    void read(UnionHolder holder);
    void read(int index, UnionHolder holder);
    void copyAsValue(UnionWriter writer);
    void read(DenseUnionHolder holder);
    void read(int index, DenseUnionHolder holder);
    void copyAsValue(DenseUnionWriter writer);
    boolean isSet();
  
    public interface StructReader extends BaseReader, Iterable<String>{
      FieldReader reader(String name);
    }
  
    public interface RepeatedStructReader extends StructReader{
      boolean next();
      int size();
      void copyAsValue(StructWriter writer);
      void copyAsValue(StructWriter writer, ExtensionTypeWriterFactory writerFactory);
    }
  
    public interface ListReader extends BaseReader{
      FieldReader reader();
    }
  
    public interface RepeatedListReader extends ListReader{
      boolean next();
      int size();
      void copyAsValue(ListWriter writer);
      void copyAsValue(ListWriter writer, ExtensionTypeWriterFactory writerFactory);
    }
  
    public interface MapReader extends BaseReader{
      FieldReader reader();
    }
  
    public interface RepeatedMapReader extends MapReader{
      boolean next();
      int size();
      void copyAsValue(MapWriter writer);
      void copyAsValue(MapWriter writer, ExtensionTypeWriterFactory writerFactory);
    }
  
    public interface ScalarReader extends
    <#list vv.types as type><#list type.minor as minor><#assign name = minor.class?cap_first /> ${name}Reader, </#list></#list>
    ExtensionReader, BaseReader {}
  
    interface ComplexReader{
      StructReader rootAsStruct();
      ListReader rootAsList();
      boolean rootIsStruct();
      boolean ok();
    }
  }
  