| /* |
| * 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.commons.csv; |
| |
| /** |
| * Determines how duplicate header fields should be handled |
| * if {@link CSVFormat.Builder#setHeader(Class)} is not null. |
| * |
| * @since 1.9.0 |
| */ |
| public enum DuplicateHeaderMode { |
| |
| /** |
| * Allows all duplicate headers. |
| */ |
| ALLOW_ALL, |
| |
| /** |
| * Allows duplicate headers only if they're empty strings or null. |
| */ |
| ALLOW_EMPTY, |
| |
| /** |
| * Disallows duplicate headers entirely. |
| */ |
| DISALLOW |
| } |