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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef DBUS_OBJECT_PATH_H_ | |
6 #define DBUS_OBJECT_PATH_H_ | |
7 #pragma once | |
8 | |
9 #include <string> | |
10 | |
11 namespace dbus { | |
12 | |
13 // ObjectPath is a type used to distinguish D-Bus object paths from simple | |
14 // strings, especially since normal practice is that these should be only | |
15 // initialized from static constants or obtained from remote objects and no | |
16 // assumptions about their value made. | |
17 class ObjectPath { | |
18 public: | |
19 // Permit initialization without a value for passing to | |
20 // dbus::MessageReader::PopObjectPath to fill in and from std::string | |
21 // objects. | |
22 // | |
23 // The compiler synthesised copy constructor and assignment operator are | |
24 // sufficient for our needs, as is implicit initialization of a std::string | |
25 // from a string constant. | |
26 ObjectPath() {} | |
27 explicit ObjectPath(const std::string& value) : value_(value) {} | |
28 | |
29 // Retrieves value as a std::string. | |
30 const std::string& value() const { return value_; } | |
31 | |
32 // Permit sufficient comparison to allow an ObjectPath to be used as a | |
33 // key in a std::map. | |
34 bool operator<(const ObjectPath&) const; | |
35 | |
36 // Permit testing for equality, required for mocks to work and useful for | |
37 // observers. | |
38 bool operator==(const ObjectPath&) const; | |
39 bool operator!=(const ObjectPath&) const; | |
40 private: | |
41 std::string value_; | |
42 }; | |
43 | |
44 } // namespace dbus | |
45 | |
46 #endif // DBUS_OBJECT_PATH_H_ | |
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