| // 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. |
| |
| using System.Collections.Generic; |
| using System.Linq; |
| |
| namespace Apache.Arrow.Types |
| { |
| public enum UnionMode |
| { |
| Sparse, |
| Dense |
| } |
| |
| public sealed class UnionType : ArrowType |
| { |
| public override ArrowTypeId TypeId => ArrowTypeId.Union; |
| public override string Name => "union"; |
| |
| public UnionMode Mode { get; } |
| |
| public IEnumerable<byte> TypeCodes { get; } |
| |
| public UnionType( |
| IEnumerable<Field> fields, IEnumerable<byte> typeCodes, |
| UnionMode mode = UnionMode.Sparse) |
| { |
| TypeCodes = typeCodes.ToList(); |
| Mode = mode; |
| } |
| |
| public override void Accept(IArrowTypeVisitor visitor) => Accept(this, visitor); |
| } |
| } |