do not allocate/free properties

[simgrid.git] / include / simgrid / s4u / Io.hpp

diff --git a/include/simgrid/s4u/Io.hpp b/include/simgrid/s4u/Io.hpp
index a4ae965..6137056 100644 (file)
--- a/include/simgrid/s4u/Io.hpp
+++ b/include/simgrid/s4u/Io.hpp
@@ -20,24 +20,13 @@ namespace s4u {
  */
 
 class XBT_PUBLIC Io : public Activity_T<Io> {
-public:
-  enum class OpType { READ, WRITE };
-
-private:
-  Storage* storage_ = nullptr;
-  Disk* disk_       = nullptr;
-  sg_size_t size_   = 0;
-  OpType type_      = OpType::READ;
+  friend kernel::activity::IoImpl;
 
-  Io();
+protected:
+  explicit Io(kernel::activity::IoImplPtr pimpl);
 
 public:
-#ifndef DOXYGEN
-  friend Disk;    // Factory of IOs
-  friend Storage; // Factory of IOs
-
-  ~Io() override = default;
-#endif
+  enum class OpType { READ, WRITE };
 
   static xbt::signal<void(Io const&)> on_start;
   static xbt::signal<void(Io const&)> on_completion;
@@ -50,10 +39,11 @@ public:
 
   double get_remaining() const override;
   sg_size_t get_performed_ioops() const;
-  IoPtr set_disk(sg_disk_t disk);
-  IoPtr set_storage(sg_storage_t storage);
+  IoPtr set_disk(const_sg_disk_t disk);
   IoPtr set_size(sg_size_t size);
   IoPtr set_op_type(OpType type);
+
+  bool is_assigned() const override;
 };
 
 } // namespace s4u