Enforce "Rule-of-Three/Five".

[simgrid.git] / src / surf / PropertyHolder.hpp

diff --git a/src/surf/PropertyHolder.hpp b/src/surf/PropertyHolder.hpp
index 37a30ef..5f39e63 100644 (file)
--- a/src/surf/PropertyHolder.hpp
+++ b/src/surf/PropertyHolder.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2015-2018. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2015-2019. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -19,10 +19,12 @@ class PropertyHolder { // DO NOT DERIVE THIS CLASS, or the diamond inheritance m
 
 public:
   PropertyHolder() = default;
+  PropertyHolder(const PropertyHolder&) = delete;
+  PropertyHolder& operator=(const PropertyHolder&) = delete;
   ~PropertyHolder();
 
-  const char* get_property(std::string key);
-  void set_property(std::string id, std::string value);
+  const char* get_property(const std::string& key);
+  void set_property(const std::string& id, std::string value);
 
   /* FIXME: This should not be exposed, as users may do bad things with the map they got (it's not a copy).
    * But some user API expose this call so removing it is not so easy.