| /** |
| * 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.hcatalog.data; |
| |
| import java.util.List; |
| |
| import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector; |
| import org.apache.hadoop.hive.serde2.objectinspector.StandardStructObjectInspector; |
| import org.apache.hadoop.hive.serde2.objectinspector.StructField; |
| |
| public class HCatRecordObjectInspector extends StandardStructObjectInspector { |
| |
| protected HCatRecordObjectInspector(List<String> structFieldNames, |
| List<ObjectInspector> structFieldObjectInspectors) { |
| super(structFieldNames, structFieldObjectInspectors); |
| } |
| |
| @Override |
| public Object getStructFieldData(Object data, StructField fieldRef) { |
| if (data == null){ |
| return new IllegalArgumentException("Data passed in to get field from was null!"); |
| } |
| |
| int fieldID = ((MyField) fieldRef).getFieldID(); |
| if (!(fieldID >= 0 && fieldID < fields.size())){ |
| throw new IllegalArgumentException("Invalid field index ["+fieldID+"]"); |
| } |
| |
| return ((HCatRecord) data).get(fieldID); |
| } |
| |
| @Override |
| public List<Object> getStructFieldsDataAsList(Object o) { |
| return ((HCatRecord) o).getAll(); |
| } |
| |
| } |