| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FINALIZE_AFTER_DISPATCH_H_ |
| #define FINALIZE_AFTER_DISPATCH_H_ |
| |
| #include "heap/stubs.h" |
| |
| namespace blink { |
| |
| class NeedsDispatch : public GarbageCollected<NeedsDispatch> { |
| public: |
| void Trace(Visitor*) const; |
| // Needs a TraceAfterDispatch method. |
| void FinalizeGarbageCollectedObject() {} |
| |
| protected: |
| NeedsDispatch() = default; |
| }; |
| |
| class NeedsFinalizedBase : public GarbageCollected<NeedsFinalizedBase> { |
| public: |
| void Trace(Visitor*) const {} |
| void TraceAfterDispatch(Visitor*) const {} |
| void FinalizeGarbageCollectedObject() {} |
| |
| protected: |
| NeedsFinalizedBase() = default; |
| }; |
| |
| class A : GarbageCollected<A> { |
| public: |
| void Trace(Visitor*) const; |
| void TraceAfterDispatch(Visitor*) const; |
| void FinalizeGarbageCollectedObject(); |
| |
| protected: |
| enum Type { TB, TC, TD }; |
| A(Type type) : m_type(type) {} |
| |
| private: |
| Type m_type; |
| }; |
| |
| class B : public A { |
| public: |
| B() : A(TB) { } |
| ~B() { } |
| void TraceAfterDispatch(Visitor*) const; |
| |
| private: |
| Member<A> m_a; |
| }; |
| |
| class C : public A { |
| public: |
| C() : A(TC) { } |
| void TraceAfterDispatch(Visitor*) const; |
| |
| private: |
| Member<A> m_a; |
| }; |
| |
| // This class is considered abstract does not need to be dispatched to. |
| class Abstract : public A { |
| protected: |
| Abstract(Type type) : A(type) { } |
| }; |
| |
| class D : public Abstract { |
| public: |
| D() : Abstract(TD) { } |
| void TraceAfterDispatch(Visitor*) const; |
| |
| private: |
| Member<A> m_a; |
| }; |
| |
| } |
| |
| #endif |