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c0b33e2936
Refactors ClientUsageArray to inherit from Array instead of AutoTArray. This slightly reduces overhead and removes the dependency on nsTArray.h, which is important as ClientUsageArray will have to be included from CommonMetadata.h. Differential Revision: https://phabricator.services.mozilla.com/D246721
55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ClientUsageArray.h"
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#include "mozilla/dom/quota/QuotaManager.h"
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#include "mozilla/dom/quota/ResultExtensions.h"
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namespace mozilla::dom::quota {
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void ClientUsageArray::Serialize(nsACString& aText) const {
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QuotaManager* quotaManager = QuotaManager::Get();
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MOZ_ASSERT(quotaManager);
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bool first = true;
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for (Client::Type type : quotaManager->AllClientTypes()) {
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const Maybe<uint64_t>& clientUsage = (*this)[type];
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if (clientUsage.isSome()) {
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if (first) {
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first = false;
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} else {
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aText.Append(" ");
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}
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aText.Append(Client::TypeToPrefix(type));
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aText.AppendInt(clientUsage.value());
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}
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}
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}
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nsresult ClientUsageArray::Deserialize(const nsACString& aText) {
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for (const auto& token :
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nsCCharSeparatedTokenizerTemplate<NS_TokenizerIgnoreNothing>(aText, ' ')
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.ToRange()) {
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QM_TRY(OkIf(token.Length() >= 2), NS_ERROR_FAILURE);
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Client::Type clientType;
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QM_TRY(OkIf(Client::TypeFromPrefix(token.First(), clientType, fallible)),
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NS_ERROR_FAILURE);
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nsresult rv;
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const uint64_t usage = Substring(token, 1).ToInteger64(&rv);
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QM_TRY(MOZ_TO_RESULT(rv));
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(*this)[clientType] = Some(usage);
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}
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return NS_OK;
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}
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} // namespace mozilla::dom::quota
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