| /* |
| * 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.arrow.vector.complex; |
| |
| import org.apache.arrow.vector.AddOrGetResult; |
| import org.apache.arrow.vector.ValueVector; |
| import org.apache.arrow.vector.types.pojo.FieldType; |
| |
| /** |
| * Vector that can store multiple {@linkplain FieldType} vectors as children. |
| */ |
| public interface PromotableVector { |
| |
| <T extends ValueVector> AddOrGetResult<T> addOrGetVector(FieldType type); |
| |
| UnionVector promoteToUnion(); |
| } |