| /** |
| * 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 edu.uci.ics.hivesterix.serde.lazy.objectinspector; |
| |
| import java.util.List; |
| |
| import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector; |
| import org.apache.hadoop.hive.serde2.objectinspector.StandardListObjectInspector; |
| |
| import edu.uci.ics.hivesterix.serde.lazy.LazyArray; |
| |
| /** |
| * ObjectInspector for LazyList. |
| */ |
| public class LazyListObjectInspector extends StandardListObjectInspector { |
| |
| protected LazyListObjectInspector(ObjectInspector listElementObjectInspector) { |
| super(listElementObjectInspector); |
| } |
| |
| @Override |
| public List<?> getList(Object data) { |
| if (data == null) { |
| return null; |
| } |
| LazyArray array = (LazyArray) data; |
| return array.getList(); |
| } |
| |
| @Override |
| public Object getListElement(Object data, int index) { |
| if (data == null) { |
| return null; |
| } |
| LazyArray array = (LazyArray) data; |
| return array.getListElementObject(index); |
| } |
| |
| @Override |
| public int getListLength(Object data) { |
| if (data == null) { |
| return -1; |
| } |
| LazyArray array = (LazyArray) data; |
| return array.getListLength(); |
| } |
| } |