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#pragma once
#include "RootObject.h"
namespace storm {
STORM_PKG(core);
class Thread;
/**
* Root object for threaded objects. This object acts like 'Object' when the object is
* associated with a statically named thread.
*/
class TObject : public STORM_HIDDEN(RootObject) {
STORM_CLASS;
friend class storm::Engine;
public:
// Create an object that should live on 'thread'.
STORM_CTOR TObject(Thread *thread);
// The thread we should be running on.
inline Thread *STORM_FN associatedThread() const { return thread; }
// Convert to string.
virtual Str *STORM_FN toS() const;
virtual void STORM_FN toS(StrBuf *to) const;
// Dummy deepCopy function which does nothing and is not exposed to Storm. Makes it easier
// to write template code in C++.
inline void deepCopy(CloneEnv *env) {}
private:
// Thread we should be running on:
Thread *thread;
};
/**
* Convenience class for declaring threaded objects on a specific thread in C++ without having
* to do anything in the constructor. Do not assume this class will be present in the
* inheritance chain in C++. This class is not exposed to the type system, which means that it
* may be erased from vtables and the like. Therefore: do not assume anything other than that
* the constructor is executed.
*/
template <class T>
class ObjectOn : public TObject {
public:
// Create and run on the thread specified by T.
ObjectOn() : TObject(T::thread(engine())) {}
// Copy constructor may be convenient.
ObjectOn(ObjectOn<T> *o) : TObject(o) {}
};
// Helper to make it easier to get the string representation of a threaded object on the correct
// thread. Only needed from C++ since Storm does this automatically. Useful when writing generic
// containers that work with RootObject or TObject.
Str *threadSafeToS(RootObject *object);
}
#include "Thread.h"
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