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# ignore-this-changeset Depends on D28954 Differential Revision: https://phabricator.services.mozilla.com/D28956 --HG-- extra : moz-landing-system : lando
75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZSTORAGESTATEMENTJSHELPER_H
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#define MOZSTORAGESTATEMENTJSHELPER_H
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#include "nsIXPCScriptable.h"
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#include "nsIXPConnect.h"
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class Statement;
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namespace mozilla {
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namespace storage {
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class StatementParams;
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class StatementRow;
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class StatementJSHelper : public nsIXPCScriptable {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIXPCSCRIPTABLE
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private:
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nsresult getRow(Statement*, JSContext*, JSObject*, JS::Value*);
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nsresult getParams(Statement*, JSContext*, JSObject*, JS::Value*);
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};
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/**
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* Wrappers used to clean up the references JS helpers hold to the statement.
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* For cycle-avoidance reasons they do not hold reference-counted references,
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* so it is important we do this.
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*/
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class StatementParamsHolder final : public nsISupports {
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public:
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NS_DECL_ISUPPORTS
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explicit StatementParamsHolder(StatementParams* aParams) : mParams(aParams) {}
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StatementParams* Get() const {
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MOZ_ASSERT(mParams);
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return mParams;
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}
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private:
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virtual ~StatementParamsHolder();
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RefPtr<StatementParams> mParams;
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};
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class StatementRowHolder final : public nsISupports {
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public:
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NS_DECL_ISUPPORTS
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explicit StatementRowHolder(StatementRow* aRow) : mRow(aRow) {}
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StatementRow* Get() const {
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MOZ_ASSERT(mRow);
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return mRow;
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}
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private:
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virtual ~StatementRowHolder();
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RefPtr<StatementRow> mRow;
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};
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} // namespace storage
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} // namespace mozilla
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#endif // MOZSTORAGESTATEMENTJSHELPER_H
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