blob: 7b0f2743c0c87e0e5f4cc66fc04eed01feb0b5c6 [file] [log] [blame]
// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WIMAX_MANAGER_UTILITY_H_
#define WIMAX_MANAGER_UTILITY_H_
#include <map>
#include <set>
#include <base/logging.h>
namespace wimax_manager {
template <typename KeyType, typename ValueType>
std::set<KeyType> GetKeysOfMap(const std::map<KeyType, ValueType> &m) {
std::set<KeyType> keys;
for (const auto &key_value : m) {
keys.insert(key_value.first);
}
return keys;
}
template <typename KeyType, typename ValueType>
void RemoveKeysFromMap(std::map<KeyType, ValueType> *m,
const std::set<KeyType> &keys_to_remove) {
CHECK(m);
for (const auto &key : keys_to_remove) {
m->erase(key);
}
}
} // namespace wimax_manager
#endif // WIMAX_MANAGER_UTILITY_H_