/usr/include/ola/web/OptionalItem.h is in libola-dev 0.10.3.nojsmin-2+deb9u1.
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 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | /*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* OptionalItem.h
* A value which may or may not be present.
* Copyright (C) 2014 Simon Newton
*/
#ifndef INCLUDE_OLA_WEB_OPTIONALITEM_H_
#define INCLUDE_OLA_WEB_OPTIONALITEM_H_
#include <ola/base/Macro.h>
#include <string>
namespace ola {
namespace web {
template <typename T>
class OptionalItem {
public:
OptionalItem();
void Reset() { m_is_set = false; }
void Set(const T &value) {
m_is_set = true;
m_value = value;
}
bool IsSet() const { return m_is_set; }
const T& Value() const { return m_value; }
private:
bool m_is_set;
T m_value;
DISALLOW_COPY_AND_ASSIGN(OptionalItem);
};
template <>
inline OptionalItem<std::string>::OptionalItem()
: m_is_set(false) {
}
template <typename T>
OptionalItem<T>::OptionalItem()
: m_is_set(false),
m_value(0) {
}
} // namespace web
} // namespace ola
#endif // INCLUDE_OLA_WEB_OPTIONALITEM_H_
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