Index: dbus/object_path.h |
diff --git a/dbus/object_path.h b/dbus/object_path.h |
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+// Copyright (c) 2012 The Chromium 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 DBUS_OBJECT_PATH_H_ |
+#define DBUS_OBJECT_PATH_H_ |
+#pragma once |
+ |
+#include <string> |
+ |
+namespace dbus { |
+ |
+// ObjectPath is a type used to distinguish D-Bus object paths from simple |
+// strings, especially since normal practice is that these should be only |
+// initialized from static constants or obtained from remote objects and no |
+// assumptions about their value made. |
+class ObjectPath { |
+ public: |
+ // Permit initialization without a value for passing to |
+ // dbus::MessageReader::PopObjectPath to fill in and from std::string |
+ // objects. |
+ // |
+ // The compiler synthesised copy constructor and assignment operator are |
+ // sufficient for our needs, as is implicit initialization of a std::string |
+ // from a string constant. |
+ ObjectPath() {} |
+ explicit ObjectPath(const std::string& value) : value_(value) {} |
+ |
+ // Retrieves value as a std::string. |
+ const std::string& value() const { return value_; } |
+ |
+ // Permit sufficient comparison to allow an ObjectPath to be used as a |
+ // key in a std::map. |
+ bool operator<(const ObjectPath&) const; |
+ |
+ // Permit testing for equality, required for mocks to work and useful for |
+ // observers. |
+ bool operator==(const ObjectPath&) const; |
+ bool operator!=(const ObjectPath&) const; |
+ private: |
+ std::string value_; |
+}; |
+ |
+} // namespace dbus |
+ |
+#endif // DBUS_OBJECT_PATH_H_ |