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.calcite.runtime;
  
  import org.apache.calcite.linq4j.Enumerator;
  
  /**
   * Implementation of {@link org.apache.calcite.avatica.util.Cursor} on top of an
   * {@link org.apache.calcite.linq4j.Enumerator} that
   * returns a record for each row. The record is a synthetic class whose fields
   * are all public.
   *
   * @param <E> Element type
   */
  public class RecordEnumeratorCursor<E> extends EnumeratorCursor<E> {
    private final Class<E> clazz;
  
    /**
     * Creates a RecordEnumeratorCursor.
     *
     * @param enumerator Enumerator
     * @param clazz Element type
     */
    public RecordEnumeratorCursor(
        Enumerator<E> enumerator,
        Class<E> clazz) {
      super(enumerator);
      this.clazz = clazz;
    }
  
    @Override protected Getter createGetter(int ordinal) {
      return new FieldGetter(clazz.getFields()[ordinal]);
    }
  }
  