Add m-esr52 at 52.6.0

1 files changed, 90 insertions, 0 deletions

diff --git a/storage/mozStorageBindingParamsArray.cpp b/storage/mozStorageBindingParamsArray.cpp
new file mode 100644
index 0000000000..fb7c9f14a2
--- /dev/null
+++ b/storage/mozStorageBindingParamsArray.cpp
@@ -0,0 +1,90 @@
+/* -*- 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/. */
+
+#include "mozStorageBindingParamsArray.h"
+#include "mozStorageBindingParams.h"
+#include "StorageBaseStatementInternal.h"
+
+namespace mozilla {
+namespace storage {
+
+////////////////////////////////////////////////////////////////////////////////
+//// BindingParamsArray
+
+BindingParamsArray::BindingParamsArray(
+  StorageBaseStatementInternal *aOwningStatement
+)
+: mOwningStatement(aOwningStatement)
+, mLocked(false)
+{
+}
+
+void
+BindingParamsArray::lock()
+{
+  NS_ASSERTION(mLocked == false, "Array has already been locked!");
+  mLocked = true;
+
+  // We also no longer need to hold a reference to our statement since it owns
+  // us.
+  mOwningStatement = nullptr;
+}
+
+const StorageBaseStatementInternal *
+BindingParamsArray::getOwner() const
+{
+  return mOwningStatement;
+}
+
+NS_IMPL_ISUPPORTS(
+  BindingParamsArray,
+  mozIStorageBindingParamsArray
+)
+
+///////////////////////////////////////////////////////////////////////////////
+//// mozIStorageBindingParamsArray
+
+NS_IMETHODIMP
+BindingParamsArray::NewBindingParams(mozIStorageBindingParams **_params)
+{
+  NS_ENSURE_FALSE(mLocked, NS_ERROR_UNEXPECTED);
+
+  nsCOMPtr<mozIStorageBindingParams> params(
+    mOwningStatement->newBindingParams(this));
+  NS_ENSURE_TRUE(params, NS_ERROR_UNEXPECTED);
+
+  params.forget(_params);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+BindingParamsArray::AddParams(mozIStorageBindingParams *aParameters)
+{
+  NS_ENSURE_FALSE(mLocked, NS_ERROR_UNEXPECTED);
+
+  BindingParams *params = static_cast<BindingParams *>(aParameters);
+
+  // Check to make sure that this set of parameters was created with us.
+  if (params->getOwner() != this)
+    return NS_ERROR_UNEXPECTED;
+
+  NS_ENSURE_TRUE(mArray.AppendElement(params), NS_ERROR_OUT_OF_MEMORY);
+
+  // Lock the parameters only after we've successfully added them.
+  params->lock();
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+BindingParamsArray::GetLength(uint32_t *_length)
+{
+  *_length = length();
+  return NS_OK;
+}
+
+} // namespace storage
+} // namespace mozilla