| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef DedicatedWorkerObjectProxy_h |
| #define DedicatedWorkerObjectProxy_h |
| |
| #include <memory> |
| #include "base/macros.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "core/CoreExport.h" |
| #include "core/messaging/MessagePort.h" |
| #include "core/workers/ThreadedObjectProxyBase.h" |
| #include "core/workers/WorkerReportingProxy.h" |
| #include "platform/heap/Handle.h" |
| |
| namespace v8_inspector { |
| struct V8StackTraceId; |
| } // namespace v8_inspector |
| |
| namespace blink { |
| |
| class DedicatedWorkerMessagingProxy; |
| class ParentFrameTaskRunners; |
| class ThreadedMessagingProxyBase; |
| class WorkerGlobalScope; |
| class WorkerOrWorkletGlobalScope; |
| class WorkerThread; |
| |
| // A proxy class to talk to a DedicatedWorker object on the main thread via the |
| // DedicatedWorkerMessagingProxy from a worker thread. See class comments on |
| // ThreadedObjectProxyBase.h for the lifetime and thread affinity. |
| class CORE_EXPORT DedicatedWorkerObjectProxy : public ThreadedObjectProxyBase { |
| USING_FAST_MALLOC(DedicatedWorkerObjectProxy); |
| |
| public: |
| static std::unique_ptr<DedicatedWorkerObjectProxy> Create( |
| DedicatedWorkerMessagingProxy*, |
| ParentFrameTaskRunners*); |
| ~DedicatedWorkerObjectProxy() override; |
| |
| void PostMessageToWorkerObject(scoped_refptr<SerializedScriptValue>, |
| Vector<MessagePortChannel>, |
| const v8_inspector::V8StackTraceId&); |
| void ProcessUnhandledException(int exception_id, WorkerThread*); |
| void ProcessMessageFromWorkerObject(scoped_refptr<SerializedScriptValue>, |
| Vector<MessagePortChannel>, |
| WorkerThread*, |
| const v8_inspector::V8StackTraceId&); |
| |
| // ThreadedObjectProxyBase overrides. |
| void ReportException(const String& error_message, |
| std::unique_ptr<SourceLocation>, |
| int exception_id) override; |
| void DidCreateWorkerGlobalScope(WorkerOrWorkletGlobalScope*) override; |
| void DidEvaluateWorkerScript(bool success) override; |
| void DidEvaluateModuleScript(bool success) override; |
| void WillDestroyWorkerGlobalScope() override; |
| |
| protected: |
| DedicatedWorkerObjectProxy(DedicatedWorkerMessagingProxy*, |
| ParentFrameTaskRunners*); |
| |
| CrossThreadWeakPersistent<ThreadedMessagingProxyBase> MessagingProxyWeakPtr() |
| final; |
| |
| private: |
| friend class DedicatedWorkerObjectProxyForTest; |
| |
| // No guarantees about the lifetimes of tasks posted by this proxy wrt the |
| // DedicatedWorkerMessagingProxy so a weak pointer must be used when posting |
| // the tasks. |
| CrossThreadWeakPersistent<DedicatedWorkerMessagingProxy> |
| messaging_proxy_weak_ptr_; |
| |
| CrossThreadPersistent<WorkerGlobalScope> worker_global_scope_; |
| DISALLOW_COPY_AND_ASSIGN(DedicatedWorkerObjectProxy); |
| }; |
| |
| } // namespace blink |
| |
| #endif // DedicatedWorkerObjectProxy_h |