| /* |
| * 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.pig.piggybank.storage; |
| |
| import org.apache.pig.LoadMetadata; |
| import org.apache.pig.StoreMetadata; |
| import org.apache.pig.builtin.PigStorage; |
| |
| /** |
| * This Load/Store Func reads/writes metafiles that allow the schema and |
| * aliases to be determined at load time, saving one from having to manually |
| * enter schemas for pig-generated datasets. |
| * |
| * It also creates a ".pig_headers" file that simply lists the delimited aliases. |
| * This is intended to make export to tools that can read files with header |
| * lines easier (just cat the header to your data). |
| * @deprecated Use PigStorage with a -schema option instead |
| */ |
| @Deprecated |
| public class PigStorageSchema extends PigStorage implements LoadMetadata, StoreMetadata { |
| public PigStorageSchema() { |
| this("\t"); |
| } |
| |
| public PigStorageSchema(String delim) { |
| super(delim, "-schema"); |
| } |
| } |