| /******************************************************************** |
| * 2014 - |
| * open source under Apache License Version 2.0 |
| ********************************************************************/ |
| /** |
| * 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. |
| */ |
| #ifndef _HDFS_LIBHFDS3_CLIENT_DIRECTORY_ITERATOR_H_ |
| #define _HDFS_LIBHFDS3_CLIENT_DIRECTORY_ITERATOR_H_ |
| |
| #include "FileStatus.h" |
| #include <vector> |
| |
| namespace Hdfs { |
| namespace Internal { |
| class FileSystemImpl; |
| } |
| |
| class DirectoryIterator { |
| public: |
| DirectoryIterator(); |
| DirectoryIterator(Hdfs::Internal::FileSystemImpl * const fs, |
| std::string path, bool needLocations); |
| DirectoryIterator(const DirectoryIterator & it); |
| DirectoryIterator & operator = (const DirectoryIterator & it); |
| bool hasNext(); |
| FileStatus getNext(); |
| |
| private: |
| bool getListing(); |
| |
| private: |
| bool needLocations; |
| Hdfs::Internal::FileSystemImpl * filesystem; |
| size_t next; |
| std::string path; |
| std::string startAfter; |
| std::vector<FileStatus> lists; |
| }; |
| |
| } |
| |
| #endif /* _HDFS_LIBHFDS3_CLIENT_DIRECTORY_ITERATOR_H_ */ |