| /** |
| * 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_LIBHDFS3_COMMON_DATETIME_H_ |
| #define _HDFS_LIBHDFS3_COMMON_DATETIME_H_ |
| |
| #include "platform.h" |
| |
| #include <ctime> |
| #include <cassert> |
| |
| #ifdef NEED_BOOST |
| |
| #include <boost/chrono.hpp> |
| |
| namespace hdfs { |
| namespace internal { |
| |
| using namespace boost::chrono; |
| |
| } |
| } |
| |
| #else |
| |
| #include <chrono> |
| |
| namespace hdfs { |
| namespace internal { |
| |
| using namespace std::chrono; |
| |
| } |
| } |
| #endif |
| |
| namespace hdfs { |
| namespace internal { |
| |
| template<typename TimeStamp> |
| static int64_t ToMilliSeconds(TimeStamp const & s, TimeStamp const & e) { |
| assert(e >= s); |
| return duration_cast<milliseconds>(e - s).count(); |
| } |
| |
| } |
| } |
| |
| #endif /* _HDFS_LIBHDFS3_COMMON_DATETIME_H_ */ |