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91 lines
2.2 KiB
C++
91 lines
2.2 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 "mozStorageBindingParamsArray.h"
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#include "mozStorageBindingParams.h"
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#include "StorageBaseStatementInternal.h"
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namespace mozilla {
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namespace storage {
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////////////////////////////////////////////////////////////////////////////////
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//// BindingParamsArray
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BindingParamsArray::BindingParamsArray(
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StorageBaseStatementInternal *aOwningStatement
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)
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: mOwningStatement(aOwningStatement)
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, mLocked(false)
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{
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}
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void
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BindingParamsArray::lock()
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{
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NS_ASSERTION(mLocked == false, "Array has already been locked!");
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mLocked = true;
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// We also no longer need to hold a reference to our statement since it owns
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// us.
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mOwningStatement = nullptr;
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}
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const StorageBaseStatementInternal *
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BindingParamsArray::getOwner() const
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{
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return mOwningStatement;
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}
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NS_IMPL_ISUPPORTS(
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BindingParamsArray,
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mozIStorageBindingParamsArray
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)
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///////////////////////////////////////////////////////////////////////////////
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//// mozIStorageBindingParamsArray
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NS_IMETHODIMP
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BindingParamsArray::NewBindingParams(mozIStorageBindingParams **_params)
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{
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NS_ENSURE_FALSE(mLocked, NS_ERROR_UNEXPECTED);
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nsCOMPtr<mozIStorageBindingParams> params(
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mOwningStatement->newBindingParams(this));
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NS_ENSURE_TRUE(params, NS_ERROR_UNEXPECTED);
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params.forget(_params);
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return NS_OK;
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}
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NS_IMETHODIMP
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BindingParamsArray::AddParams(mozIStorageBindingParams *aParameters)
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{
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NS_ENSURE_FALSE(mLocked, NS_ERROR_UNEXPECTED);
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BindingParams *params = static_cast<BindingParams *>(aParameters);
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// Check to make sure that this set of parameters was created with us.
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if (params->getOwner() != this)
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return NS_ERROR_UNEXPECTED;
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NS_ENSURE_TRUE(mArray.AppendElement(params), NS_ERROR_OUT_OF_MEMORY);
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// Lock the parameters only after we've successfully added them.
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params->lock();
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return NS_OK;
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}
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NS_IMETHODIMP
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BindingParamsArray::GetLength(uint32_t *_length)
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{
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*_length = length();
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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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