// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed 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.

#include "global_utils/time_utils.h"

#include "base/walltime.h"

using ::util::Microseconds;

namespace util {
namespace {

class TimeUtilsImpl : public TimeUtils {
 public:
  TimeUtilsImpl() {}

  Microseconds MicrosecondsSinceEpoch() const {
    return Microseconds(WallTime_Now() * kNumMicrosPerSecond);
  }
};

}  // namespace

const TimeUtils *GlobalTimeUtils() {
  static TimeUtils *util = new TimeUtilsImpl();
  return util;
}

}  // namespace util
