/src/mozilla-central/dom/serviceworkers/RemoteServiceWorkerRegistrationImpl.cpp

Source (jump to first uncovered line)
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "RemoteServiceWorkerRegistrationImpl.h"

#include "ServiceWorkerRegistrationChild.h"

namespace mozilla {
namespace dom {

using mozilla::ipc::IPCResult;
using mozilla::ipc::ResponseRejectReason;

RemoteServiceWorkerRegistrationImpl::~RemoteServiceWorkerRegistrationImpl()
{
  MOZ_DIAGNOSTIC_ASSERT(!mOuter);
  Shutdown();
}

void
RemoteServiceWorkerRegistrationImpl::Shutdown()
{
  if (mShutdown) {
    return;
  }
  mShutdown = true;

  if (mActor) {
    mActor->RevokeOwner(this);
    mActor->MaybeStartTeardown();
    mActor = nullptr;
  }
}

void
RemoteServiceWorkerRegistrationImpl::SetServiceWorkerRegistration(ServiceWorkerRegistration* aReg)
{
  NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
  MOZ_DIAGNOSTIC_ASSERT(!mOuter);
  MOZ_DIAGNOSTIC_ASSERT(aReg);
  mOuter = aReg;
}

void
RemoteServiceWorkerRegistrationImpl::ClearServiceWorkerRegistration(ServiceWorkerRegistration* aReg)
{
  NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
  MOZ_DIAGNOSTIC_ASSERT(mOuter);
  MOZ_DIAGNOSTIC_ASSERT(aReg == mOuter);
  mOuter = nullptr;
}

void
RemoteServiceWorkerRegistrationImpl::Update(ServiceWorkerRegistrationCallback&& aSuccessCB,
                                            ServiceWorkerFailureCallback&& aFailureCB)
{
  if (!mActor) {
    aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
    return;
  }

  mActor->SendUpdate(
    [successCB = std::move(aSuccessCB), aFailureCB]
    (const IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult& aResult) {
      if (aResult.type() == IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult::TCopyableErrorResult) {
        // application layer error
        auto& rv = aResult.get_CopyableErrorResult();
        MOZ_DIAGNOSTIC_ASSERT(rv.Failed());
        aFailureCB(CopyableErrorResult(rv));
        return;
      }
      // success
      auto& ipcDesc = aResult.get_IPCServiceWorkerRegistrationDescriptor();
      successCB(ServiceWorkerRegistrationDescriptor(ipcDesc));
    }, [aFailureCB] (ResponseRejectReason aReason) {
      // IPC layer error
      aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
    });
}

void
RemoteServiceWorkerRegistrationImpl::Unregister(ServiceWorkerBoolCallback&& aSuccessCB,
                                                ServiceWorkerFailureCallback&& aFailureCB)
{
  if (!mActor) {
    aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
    return;
  }

  mActor->SendUnregister(
    [successCB = std::move(aSuccessCB), aFailureCB]
    (Tuple<bool, CopyableErrorResult>&& aResult) {
    if (Get<1>(aResult).Failed()) {
      // application layer error
      aFailureCB(Get<1>(aResult));
      return;
    }
    // success
    successCB(Get<0>(aResult));
  }, [aFailureCB] (ResponseRejectReason aReason) {
    // IPC layer error
    aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
  });
}

RemoteServiceWorkerRegistrationImpl::RemoteServiceWorkerRegistrationImpl(const ServiceWorkerRegistrationDescriptor& aDescriptor)
  : mActor(nullptr)
  , mOuter(nullptr)
  , mShutdown(false)
{
  PBackgroundChild* parentActor = BackgroundChild::GetOrCreateForCurrentThread();
  if (NS_WARN_IF(!parentActor)) {
    Shutdown();
    return;
  }

  RefPtr<WorkerHolderToken> workerHolderToken;
  if (!NS_IsMainThread()) {
    WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
    MOZ_DIAGNOSTIC_ASSERT(workerPrivate);

    workerHolderToken =
      WorkerHolderToken::Create(workerPrivate, Canceling,
                                WorkerHolderToken::AllowIdleShutdownStart);

    if (NS_WARN_IF(!workerHolderToken)) {
      Shutdown();
      return;
    }
  }

  ServiceWorkerRegistrationChild* actor =
    new ServiceWorkerRegistrationChild(workerHolderToken);
  PServiceWorkerRegistrationChild* sentActor =
    parentActor->SendPServiceWorkerRegistrationConstructor(actor, aDescriptor.ToIPC());
  if (NS_WARN_IF(!sentActor)) {
    Shutdown();
    return;
  }
  MOZ_DIAGNOSTIC_ASSERT(sentActor == actor);

  mActor = actor;
  mActor->SetOwner(this);
}

void
RemoteServiceWorkerRegistrationImpl::RevokeActor(ServiceWorkerRegistrationChild* aActor)
{
  MOZ_DIAGNOSTIC_ASSERT(mActor);
  MOZ_DIAGNOSTIC_ASSERT(mActor == aActor);
  mActor->RevokeOwner(this);
  mActor = nullptr;

  mShutdown = true;

  if (mOuter) {
    mOuter->RegistrationRemoved();
  }
}

void
RemoteServiceWorkerRegistrationImpl::UpdateState(const ServiceWorkerRegistrationDescriptor& aDescriptor)
{
  if (mOuter) {
    mOuter->UpdateState(aDescriptor);
  }
}

} // namespace dom
} // namespace mozilla

Line	Count	Source (jump to first uncovered line)
1		/* -- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -- */
2		/* vim: set ts=8 sts=2 et sw=2 tw=80: */
3		/* This Source Code Form is subject to the terms of the Mozilla Public
4		* License, v. 2.0. If a copy of the MPL was not distributed with this
5		* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7		#include "RemoteServiceWorkerRegistrationImpl.h"
8
9		#include "ServiceWorkerRegistrationChild.h"
10
11		namespace mozilla {
12		namespace dom {
13
14		using mozilla::ipc::IPCResult;
15		using mozilla::ipc::ResponseRejectReason;
16
17		RemoteServiceWorkerRegistrationImpl::~RemoteServiceWorkerRegistrationImpl()
18	0	{
19	0	MOZ_DIAGNOSTIC_ASSERT(!mOuter);
20	0	Shutdown();
21	0	}
22
23		void
24		RemoteServiceWorkerRegistrationImpl::Shutdown()
25	0	{
26	0	if (mShutdown) {
27	0	return;
28	0	}
29	0	mShutdown = true;
30	0
31	0	if (mActor) {
32	0	mActor->RevokeOwner(this);
33	0	mActor->MaybeStartTeardown();
34	0	mActor = nullptr;
35	0	}
36	0	}
37
38		void
39		RemoteServiceWorkerRegistrationImpl::SetServiceWorkerRegistration(ServiceWorkerRegistration* aReg)
40	0	{
41	0	NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
42	0	MOZ_DIAGNOSTIC_ASSERT(!mOuter);
43	0	MOZ_DIAGNOSTIC_ASSERT(aReg);
44	0	mOuter = aReg;
45	0	}
46
47		void
48		RemoteServiceWorkerRegistrationImpl::ClearServiceWorkerRegistration(ServiceWorkerRegistration* aReg)
49	0	{
50	0	NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
51	0	MOZ_DIAGNOSTIC_ASSERT(mOuter);
52	0	MOZ_DIAGNOSTIC_ASSERT(aReg == mOuter);
53	0	mOuter = nullptr;
54	0	}
55
56		void
57		RemoteServiceWorkerRegistrationImpl::Update(ServiceWorkerRegistrationCallback&& aSuccessCB,
58		ServiceWorkerFailureCallback&& aFailureCB)
59	0	{
60	0	if (!mActor) {
61	0	aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
62	0	return;
63	0	}
64	0
65	0	mActor->SendUpdate(
66	0	[successCB = std::move(aSuccessCB), aFailureCB]
67	0	(const IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult& aResult) {
68	0	if (aResult.type() == IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult::TCopyableErrorResult) {
69	0	// application layer error
70	0	auto& rv = aResult.get_CopyableErrorResult();
71	0	MOZ_DIAGNOSTIC_ASSERT(rv.Failed());
72	0	aFailureCB(CopyableErrorResult(rv));
73	0	return;
74	0	}
75	0	// success
76	0	auto& ipcDesc = aResult.get_IPCServiceWorkerRegistrationDescriptor();
77	0	successCB(ServiceWorkerRegistrationDescriptor(ipcDesc));
78	0	}, [aFailureCB] (ResponseRejectReason aReason) {
79	0	// IPC layer error
80	0	aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
81	0	});
82	0	}
83
84		void
85		RemoteServiceWorkerRegistrationImpl::Unregister(ServiceWorkerBoolCallback&& aSuccessCB,
86		ServiceWorkerFailureCallback&& aFailureCB)
87	0	{
88	0	if (!mActor) {
89	0	aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
90	0	return;
91	0	}
92	0
93	0	mActor->SendUnregister(
94	0	[successCB = std::move(aSuccessCB), aFailureCB]
95	0	(Tuple<bool, CopyableErrorResult>&& aResult) {
96	0	if (Get<1>(aResult).Failed()) {
97	0	// application layer error
98	0	aFailureCB(Get<1>(aResult));
99	0	return;
100	0	}
101	0	// success
102	0	successCB(Get<0>(aResult));
103	0	}, [aFailureCB] (ResponseRejectReason aReason) {
104	0	// IPC layer error
105	0	aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
106	0	});
107	0	}
108
109		RemoteServiceWorkerRegistrationImpl::RemoteServiceWorkerRegistrationImpl(const ServiceWorkerRegistrationDescriptor& aDescriptor)
110		: mActor(nullptr)
111		, mOuter(nullptr)
112		, mShutdown(false)
113	0	{
114	0	PBackgroundChild* parentActor = BackgroundChild::GetOrCreateForCurrentThread();
115	0	if (NS_WARN_IF(!parentActor)) {
116	0	Shutdown();
117	0	return;
118	0	}
119	0
120	0	RefPtr<WorkerHolderToken> workerHolderToken;
121	0	if (!NS_IsMainThread()) {
122	0	WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
123	0	MOZ_DIAGNOSTIC_ASSERT(workerPrivate);
124	0
125	0	workerHolderToken =
126	0	WorkerHolderToken::Create(workerPrivate, Canceling,
127	0	WorkerHolderToken::AllowIdleShutdownStart);
128	0
129	0	if (NS_WARN_IF(!workerHolderToken)) {
130	0	Shutdown();
131	0	return;
132	0	}
133	0	}
134	0
135	0	ServiceWorkerRegistrationChild* actor =
136	0	new ServiceWorkerRegistrationChild(workerHolderToken);
137	0	PServiceWorkerRegistrationChild* sentActor =
138	0	parentActor->SendPServiceWorkerRegistrationConstructor(actor, aDescriptor.ToIPC());
139	0	if (NS_WARN_IF(!sentActor)) {
140	0	Shutdown();
141	0	return;
142	0	}
143	0	MOZ_DIAGNOSTIC_ASSERT(sentActor == actor);
144	0
145	0	mActor = actor;
146	0	mActor->SetOwner(this);
147	0	}
148
149		void
150		RemoteServiceWorkerRegistrationImpl::RevokeActor(ServiceWorkerRegistrationChild* aActor)
151	0	{
152	0	MOZ_DIAGNOSTIC_ASSERT(mActor);
153	0	MOZ_DIAGNOSTIC_ASSERT(mActor == aActor);
154	0	mActor->RevokeOwner(this);
155	0	mActor = nullptr;
156	0
157	0	mShutdown = true;
158	0
159	0	if (mOuter) {
160	0	mOuter->RegistrationRemoved();
161	0	}
162	0	}
163
164		void
165		RemoteServiceWorkerRegistrationImpl::UpdateState(const ServiceWorkerRegistrationDescriptor& aDescriptor)
166	0	{
167	0	if (mOuter) {
168	0	mOuter->UpdateState(aDescriptor);
169	0	}
170	0	}
171
172		} // namespace dom
173		} // namespace mozilla

Coverage Report

Created: 2018-09-25 14:53