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.avatica.util;
  
  import java.lang.reflect.Field;
  import java.util.Arrays;
  import java.util.Iterator;
  import java.util.List;
  
  /**
   * Implementation of {@link org.apache.calcite.avatica.util.Cursor} on top of an
   * {@link java.util.Iterator} that
   * returns a record for each row. The record is a synthetic class whose fields
   * are all public.
   *
   * @param <E> Element type
   */
  public class RecordIteratorCursor<E> extends IteratorCursor<E> {
    private final List<Field> fields;
  
    /**
     * Creates a RecordIteratorCursor.
     *
     * @param iterator Iterator
     * @param clazz Element type
     * @deprecated Use {@link #RecordIteratorCursor(Iterator, Class, List)}
     */
    @Deprecated // to be removed before 2.0
    public RecordIteratorCursor(Iterator<E> iterator, Class<E> clazz) {
      this(iterator, clazz, Arrays.asList(clazz.getFields()));
    }
  
    /**
     * Creates a RecordIteratorCursor that projects particular fields.
     *
     * @param iterator Iterator
     * @param clazz Element type
     * @param fields Fields to project
     */
    public RecordIteratorCursor(Iterator<E> iterator, Class<E> clazz,
        List<Field> fields) {
      super(iterator);
      this.fields = fields;
    }
  
    protected Getter createGetter(int ordinal) {
      return new FieldGetter(fields.get(ordinal));
    }
  }
  
  // End RecordIteratorCursor.java
  