зеркало из https://github.com/mozilla/gecko-dev.git
60 строки
1.3 KiB
C++
60 строки
1.3 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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#include "mozStorageRow.h"
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#include "mozStorageResultSet.h"
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namespace mozilla {
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namespace storage {
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////////////////////////////////////////////////////////////////////////////////
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//// ResultSet
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ResultSet::ResultSet()
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: mCurrentIndex(0)
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{
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}
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ResultSet::~ResultSet()
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{
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mData.Clear();
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}
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nsresult
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ResultSet::add(mozIStorageRow *aRow)
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{
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return mData.AppendObject(aRow) ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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/**
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* Note: This object is only ever accessed on one thread at a time. It it not
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* threadsafe, but it does need threadsafe AddRef and Release.
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*/
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NS_IMPL_ISUPPORTS(
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ResultSet,
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mozIStorageResultSet
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)
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////////////////////////////////////////////////////////////////////////////////
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//// mozIStorageResultSet
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NS_IMETHODIMP
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ResultSet::GetNextRow(mozIStorageRow **_row)
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{
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NS_ENSURE_ARG_POINTER(_row);
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if (mCurrentIndex >= mData.Count()) {
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// Just return null here
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return NS_OK;
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}
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NS_ADDREF(*_row = mData.ObjectAt(mCurrentIndex++));
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return NS_OK;
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}
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} // namespace storage
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} // namespace mozilla
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