| // 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; |
| using Org.Apache.REEF.Tang.Annotations; |
| |
| namespace Org.Apache.REEF.Client.YARN |
| { |
| /// <summary> |
| /// For certain filesystem there might be two different URLs for the same resouce, |
| /// depending on access using an external endpoint or from within the system. |
| /// One such example is AzureBlockBlobStorageFileSystem |
| /// https://reefhdi.blob.core.windows.net/reefdev/tmp/foo.txt is the external URL whereas |
| /// when accessing this file from within HDInsight the URL is |
| /// wasb://reefdev@reefhdi.blob.core.windows.net/tmp/foo.txt |
| /// This creates a problem with Job resource upload where SubmitApplication request to YARN |
| /// needs to use the local path whereas resource upload uses external URL. |
| /// This interface allows users to specify logic for the conversion between external URL |
| /// and local URL |
| /// </summary> |
| [DefaultImplementation(typeof(IdentityResourceFileRemoteUrlToClusterUrlConverter))] |
| internal interface IResourceFileRemoteUrlToClusterUrlConverter |
| { |
| string ConvertToLocalUrl(Uri url); |
| } |
| } |