From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- storage/mozStorageStatementJSHelper.h | 73 +++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 storage/mozStorageStatementJSHelper.h (limited to 'storage/mozStorageStatementJSHelper.h') diff --git a/storage/mozStorageStatementJSHelper.h b/storage/mozStorageStatementJSHelper.h new file mode 100644 index 0000000000..0061d7d6a0 --- /dev/null +++ b/storage/mozStorageStatementJSHelper.h @@ -0,0 +1,73 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ : + * 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/. */ + +#ifndef MOZSTORAGESTATEMENTJSHELPER_H +#define MOZSTORAGESTATEMENTJSHELPER_H + +#include "nsIXPCScriptable.h" + +class Statement; + +namespace mozilla { +namespace storage { + +class StatementParams; +class StatementRow; + +class StatementJSHelper : public nsIXPCScriptable { + public: + NS_DECL_ISUPPORTS + NS_DECL_NSIXPCSCRIPTABLE + + private: + nsresult getRow(Statement*, JSContext*, JSObject*, JS::Value*); + nsresult getParams(Statement*, JSContext*, JSObject*, JS::Value*); +}; + +/** + * Wrappers used to clean up the references JS helpers hold to the statement. + * For cycle-avoidance reasons they do not hold reference-counted references, + * so it is important we do this. + */ + +class StatementParamsHolder final : public nsISupports { + public: + NS_DECL_ISUPPORTS + + explicit StatementParamsHolder(StatementParams* aParams) : mParams(aParams) {} + + StatementParams* Get() const { + MOZ_ASSERT(mParams); + return mParams; + } + + private: + virtual ~StatementParamsHolder(); + + RefPtr mParams; +}; + +class StatementRowHolder final : public nsISupports { + public: + NS_DECL_ISUPPORTS + + explicit StatementRowHolder(StatementRow* aRow) : mRow(aRow) {} + + StatementRow* Get() const { + MOZ_ASSERT(mRow); + return mRow; + } + + private: + virtual ~StatementRowHolder(); + + RefPtr mRow; +}; + +} // namespace storage +} // namespace mozilla + +#endif // MOZSTORAGESTATEMENTJSHELPER_H -- cgit v1.2.3