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src
mongo
util
map_util.h
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// "mongo/util/map_util.h"
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/* Copyright 2012 10gen Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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namespace
mongo
{
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/*
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* If "myMap" contains "key", returns "myMap[key]". Otherwise, returns "defaultValue."
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*/
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template
<
typename
M,
typename
K,
typename
V>
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V mapFindWithDefault(
const
M& myMap,
const
K& key,
const
V& defaultValue) {
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typename
M::const_iterator it = myMap.find(key);
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if
(it == myMap.end())
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return
defaultValue;
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return
it->second;
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}
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}
// end namespace
mongo
Utility functions for parsing numbers from strings.
Definition:
compare_numbers.h:20
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