Merge branch 'factor_in_actions' into 'master'

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

diff --git a/include/simgrid/kernel/resource/Resource.hpp b/include/simgrid/kernel/resource/Resource.hpp
index fc8d09aeb4579183b2c54255ed1ffcd5a1ac40ff..f1edd894f69bc0712b93f4996889e093b2557547 100644 (file)
--- a/include/simgrid/kernel/resource/Resource.hpp
+++ b/include/simgrid/kernel/resource/Resource.hpp
@@ -6,6 +6,9 @@
 #ifndef SIMGRID_KERNEL_RESOURCE_RESOURCE_HPP
 #define SIMGRID_KERNEL_RESOURCE_RESOURCE_HPP
 
+#include "src/kernel/lmm/maxmin.hpp" // Constraint
+#include "src/kernel/resource/profile/FutureEvtSet.hpp"
+#include "src/kernel/resource/profile/Profile.hpp"
 #include <simgrid/forward.h>
 #include <xbt/signal.hpp>
 #include <xbt/str.h>
@@ -22,11 +25,9 @@ namespace resource {
  * @details This is the ancestor class of every resources in SimGrid, such as links, CPU or disk
  */
 class XBT_PUBLIC Resource {
-  std::string name_;
-  Model* model_;
-  bool is_on_ = true;
-
-  lmm::Constraint* const constraint_;
+  std::string name_ = "unnamed";
+  bool is_on_       = true;
+  bool sealed_      = false;
 
 protected:
   struct Metric {
@@ -37,22 +38,9 @@ protected:
   profile::Event* state_event_ = nullptr;
 
 public:
-  /**
-   * @brief Constructor of LMM Resources
-   *
-   * @param model Model associated to this Resource
-   * @param name The name of the Resource
-   * @param constraint The lmm constraint associated to this Resource if it is part of a LMM component
-   */
-  Resource(Model* model, const std::string& name, lmm::Constraint* constraint)
-      : name_(name), model_(model), constraint_(constraint)
-  {
-  }
-
+  explicit Resource(const std::string& name) : name_(name){};
   virtual ~Resource() = default;
-
-  /** @brief Get the Model of the current Resource */
-  Model* get_model() const { return model_; }
+  virtual void seal() { sealed_ = true; }
 
   /** @brief Get the name of the current Resource */
   const std::string& get_name() const { return name_; }
@@ -67,23 +55,55 @@ public:
   /** @brief Check if the current Resource is used (if it currently serves an action) */
   virtual bool is_used() const = 0;
 
-  /** @brief returns the current load due to activities (in flops per second, byte per second or similar)
-   *
-   * The load due to external usages modeled by profile files is ignored.*/
-  virtual double get_load() const;
-
   /** @brief Check if the current Resource is active */
   virtual bool is_on() const { return is_on_; }
+  virtual bool is_sealed() const { return sealed_; }
+
   /** @brief Turn on the current Resource */
   virtual void turn_on() { is_on_ = true; }
   /** @brief Turn off the current Resource */
   virtual void turn_off() { is_on_ = false; }
+};
+
+template <class AnyResource> class Resource_T : public Resource {
+  Model* model_                = nullptr;
+  lmm::Constraint* constraint_ = nullptr;
+
+public:
+  using Resource::Resource;
   /** @brief setup the profile file with states events (ON or OFF). The profile must contain boolean values. */
-  virtual void set_state_profile(profile::Profile* profile);
+  AnyResource* set_state_profile(profile::Profile* profile)
+  {
+    if (profile) {
+      xbt_assert(state_event_ == nullptr, "Cannot set a second state profile to %s", get_cname());
+      state_event_ = profile->schedule(&profile::future_evt_set, this);
+    }
+
+    return static_cast<AnyResource*>(this);
+  }
+
+  AnyResource* set_model(Model* model)
+  {
+    model_ = model;
+    return static_cast<AnyResource*>(this);
+  }
+
+  Model* get_model() const { return model_; }
+
+  AnyResource* set_constraint(lmm::Constraint* constraint)
+  {
+    constraint_ = constraint;
+    return static_cast<AnyResource*>(this);
+  }
 
-  /** @brief Get the lmm constraint associated to this Resource if it is part of a LMM component (or null if none) */
   lmm::Constraint* get_constraint() const { return constraint_; }
+
+  /** @brief returns the current load due to activities (in flops per second, byte per second or similar)
+   *
+   * The load due to external usages modeled by profile files is ignored.*/
+  virtual double get_load() const { return constraint_->get_usage(); }
 };
+
 } // namespace resource
 } // namespace kernel
 } // namespace simgrid