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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kDefault
#include "mongo/platform/basic.h"
#undef MONGO_PCH_WHITELISTED // needed for log.h
#include "mongo/util/progress_meter.h"
#include "mongo/util/log.h"
using namespace std;
namespace mongo {
void ProgressMeter::reset(unsigned long long total, int secondsBetween, int checkInterval) {
_total = total;
_secondsBetween = secondsBetween;
_checkInterval = checkInterval;
_done = 0;
_hits = 0;
_lastTime = (int)time(0);
_active = true;
}
bool ProgressMeter::hit(int n) {
if (!_active) {
warning() << "hit an inactive ProgressMeter";
return false;
}
_done += n;
_hits++;
if (_hits % _checkInterval)
return false;
int t = (int)time(0);
if (t - _lastTime < _secondsBetween)
return false;
if (_total > 0) {
int per = (int)(((double)_done * 100.0) / (double)_total);
LogstreamBuilder out = log();
out << " " << _name << ": " << _done;
if (_showTotal) {
out << '/' << _total << ' ' << per << '%';
}
if (!_units.empty()) {
out << " (" << _units << ")";
}
out << endl;
}
_lastTime = t;
return true;
}
string ProgressMeter::toString() const {
if (!_active)
return "";
stringstream buf;
if (_total) {
buf << _name << ": " << _done << '/' << _total << ' ' << (_done * 100) / _total << '%';
} else {
buf << _name << ": not started";
}
if (!_units.empty()) {
buf << " (" << _units << ")" << endl;
}
return buf.str();
}
}
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