Pass std::string parameters by reference too.

[simgrid.git] / include / simgrid / kernel / resource / Action.hpp

diff --git a/include/simgrid/kernel/resource/Action.hpp b/include/simgrid/kernel/resource/Action.hpp
index 955db66..ca85918 100644 (file)
--- a/include/simgrid/kernel/resource/Action.hpp
+++ b/include/simgrid/kernel/resource/Action.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2004-2018. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2004-2019. 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. */
@@ -12,6 +12,7 @@
 
 #include <boost/heap/pairing_heap.hpp>
 #include <boost/optional.hpp>
+#include <string>
 
 static constexpr int NO_MAX_DURATION = -1.0;
 
@@ -41,7 +42,6 @@ public:
   void update(Action* action, double date, ActionHeap::Type type);
   void remove(Action* action);
   Action* pop();
-  bool empty() const { return heap_type::empty(); }
 };
 
 /** @details An action is a consumption on a resource (e.g.: a communication for the network).
@@ -98,6 +98,8 @@ public:
    * @param var The lmm variable associated to this Action if it is part of a LMM component
    */
   Action(Model* model, double cost, bool failed, lmm::Variable* var);
+  Action(const Action&) = delete;
+  Action& operator=(const Action&) = delete;
 
   virtual ~Action();
 
@@ -178,9 +180,9 @@ public:
   virtual void set_max_duration(double duration);
 
   /** @brief Get the tracing category associated to the current action */
-  std::string get_category() const { return category_; }
+  const std::string& get_category() const { return category_; }
   /** @brief Set the tracing category of the current Action */
-  void set_category(std::string category) { category_ = category; }
+  void set_category(const std::string& category) { category_ = category; }
 
   /** @brief Get the priority of the current Action */
   double get_priority() const { return sharing_priority_; };