no bug - Bumping Firefox l10n changesets r=release a=l10n-bump DONTBUILD CLOSED TREE
[gecko.git] / storage / mozStorageResultSet.cpp
blob8a0ae6abd36cd9aa50626588e60d4f4168538cf0
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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/. */
7 #include "mozStorageRow.h"
8 #include "mozStorageResultSet.h"
10 namespace mozilla {
11 namespace storage {
13 ////////////////////////////////////////////////////////////////////////////////
14 //// ResultSet
16 ResultSet::ResultSet() : mCurrentIndex(0) {}
18 ResultSet::~ResultSet() { mData.Clear(); }
20 nsresult ResultSet::add(mozIStorageRow* aRow) {
21 return mData.AppendObject(aRow) ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
24 /**
25 * Note: This object is only ever accessed on one thread at a time. It it not
26 * threadsafe, but it does need threadsafe AddRef and Release.
28 NS_IMPL_ISUPPORTS(ResultSet, mozIStorageResultSet)
30 ////////////////////////////////////////////////////////////////////////////////
31 //// mozIStorageResultSet
33 NS_IMETHODIMP
34 ResultSet::GetNextRow(mozIStorageRow** _row) {
35 NS_ENSURE_ARG_POINTER(_row);
37 if (mCurrentIndex >= mData.Count()) {
38 // Just return null here
39 return NS_OK;
42 NS_ADDREF(*_row = mData.ObjectAt(mCurrentIndex++));
43 return NS_OK;
46 } // namespace storage
47 } // namespace mozilla