/usr/include/mongo/util/map_util.h is in mongodb-dev 1:2.4.9-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | // "mongo/util/map_util.h"
/* Copyright 2012 10gen Inc.
*
* 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.
*/
#pragma once
namespace mongo {
/*
* If "myMap" contains "key", returns "myMap[key]". Otherwise, returns "defaultValue."
*/
template <typename M, typename K, typename V>
V mapFindWithDefault(const M& myMap, const K& key, const V& defaultValue) {
typename M::const_iterator it = myMap.find(key);
if(it == myMap.end())
return defaultValue;
return it->second;
}
} // end namespace
|