X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/29a3b2869c0075fc75e8ccc66fc1d9c4c8bf6a85..42ec07cc0c4fb24df86b22c97bfbeab2f0a21c8e:/src/kernel/activity/ActivityImpl.hpp

diff --git a/src/kernel/activity/ActivityImpl.hpp b/src/kernel/activity/ActivityImpl.hpp
index 31b4b4b843..755eb2dae9 100644
--- a/src/kernel/activity/ActivityImpl.hpp
+++ b/src/kernel/activity/ActivityImpl.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2007-2021. 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. */
@@ -9,36 +9,93 @@
 #include <string>
 #include <list>
 
-#include <xbt/base.h>
 #include "simgrid/forward.h"
+#include <xbt/utility.hpp>
 
 #include <atomic>
+#include <simgrid/kernel/resource/Action.hpp>
 #include <simgrid/simix.hpp>
 
 namespace simgrid {
 namespace kernel {
 namespace activity {
 
+XBT_DECLARE_ENUM_CLASS(State, WAITING, READY, RUNNING, DONE, CANCELED, FAILED, SRC_HOST_FAILURE, DST_HOST_FAILURE,
+                       TIMEOUT, SRC_TIMEOUT, DST_TIMEOUT, LINK_FAILURE);
+
 class XBT_PUBLIC ActivityImpl {
+  std::atomic_int_fast32_t refcount_{0};
+  std::string name_ = "";
+
 public:
-  ActivityImpl();
-  explicit ActivityImpl(std::string name) : name_(name) {}
   virtual ~ActivityImpl();
-  e_smx_state_t state_ = SIMIX_WAITING; /* State of the activity */
-  std::string name_;                    /* Activity name if any */
+  ActivityImpl() = default;
+  State state_   = State::WAITING;      /* State of the activity */
   std::list<smx_simcall_t> simcalls_;   /* List of simcalls waiting for this activity */
+  resource::Action* surf_action_ = nullptr;
+
+protected:
+  void inline set_name(const std::string& name)
+  {
+    // This is to keep name_ private while allowing ActivityImpl_T<??> to set it and then return a Ptr to qualified
+    // child type
+    name_ = name;
+  }
+
+public:
+  const std::string& get_name() const { return name_; }
+  const char* get_cname() const { return name_.c_str(); }
+
+  bool test();
+  void wait_for(actor::ActorImpl* issuer, double timeout);
+  virtual ActivityImpl& set_timeout(double) { THROW_UNIMPLEMENTED; }
+
+  virtual void suspend();
+  virtual void resume();
+  virtual void cancel();
 
-  virtual void suspend() = 0;
-  virtual void resume()  = 0;
-  virtual void post()    = 0; // What to do when a simcall terminates
+  virtual void post() = 0; // Called by the main loop when the activity is marked as terminated or failed by its model.
+                           // Setups the status, clean things up, and call finish()
+  virtual void finish() = 0; // Unlock all simcalls blocked on that activity, either because it was marked as done by
+                             // the model or because it terminated without waiting for the model
 
-  // boost::intrusive_ptr<ActivityImpl> support:
+  void register_simcall(smx_simcall_t simcall);
+  void unregister_simcall(smx_simcall_t simcall);
+  void clean_action();
+  virtual double get_remaining() const;
+  const char* get_state_str() const;
+  // Support for the boost::intrusive_ptr<ActivityImpl> datatype
   friend XBT_PUBLIC void intrusive_ptr_add_ref(ActivityImpl* activity);
   friend XBT_PUBLIC void intrusive_ptr_release(ActivityImpl* activity);
 
+  static xbt::signal<void(ActivityImpl const&)> on_suspended;
+  static xbt::signal<void(ActivityImpl const&)> on_resumed;
+};
+
+/* This class exists to allow chained setters as in exec->set_name()->set_priority()->set_blah()
+ * The difficulty is that set_name() must return a qualified child class, not the generic ancestor
+ * But the getter is still in the ancestor to be usable on generic activities with no downcast */
+template <class AnyActivityImpl> class ActivityImpl_T : public ActivityImpl {
 private:
-  std::atomic_int_fast32_t refcount_{0};
+  std::string tracing_category_ = "";
+
+public:
+  AnyActivityImpl& set_name(const std::string& name) /* Hides the function in the ancestor class */
+  {
+    ActivityImpl::set_name(name);
+    return static_cast<AnyActivityImpl&>(*this);
+  }
+
+  AnyActivityImpl& set_tracing_category(const std::string& category)
+  {
+    tracing_category_ = category;
+    return static_cast<AnyActivityImpl&>(*this);
+  }
+  const std::string& get_tracing_category() const { return tracing_category_; }
 };
-}}} // namespace simgrid::kernel::activity
+
+} // namespace activity
+} // namespace kernel
+} // namespace simgrid
 
 #endif /* SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP */