summaryrefslogtreecommitdiffstats
path: root/storage/mozStorageStatementParams.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'storage/mozStorageStatementParams.cpp')
-rw-r--r--storage/mozStorageStatementParams.cpp131
1 files changed, 131 insertions, 0 deletions
diff --git a/storage/mozStorageStatementParams.cpp b/storage/mozStorageStatementParams.cpp
new file mode 100644
index 0000000000..2d29e53a87
--- /dev/null
+++ b/storage/mozStorageStatementParams.cpp
@@ -0,0 +1,131 @@
+/* -*- 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 "mozStorageStatementParams.h"
+
+#include "nsJSUtils.h"
+#include "nsString.h"
+
+#include "jsapi.h"
+
+#include "mozilla/ErrorResult.h"
+#include "mozilla/dom/MozStorageStatementParamsBinding.h"
+#include "mozStoragePrivateHelpers.h"
+#include "mozStorageStatement.h"
+
+namespace mozilla {
+namespace storage {
+
+////////////////////////////////////////////////////////////////////////////////
+//// StatementParams
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(StatementParams, mWindow)
+
+NS_INTERFACE_TABLE_HEAD(StatementParams)
+ NS_WRAPPERCACHE_INTERFACE_TABLE_ENTRY
+ NS_INTERFACE_TABLE(StatementParams, nsISupports)
+ NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(StatementParams)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(StatementParams)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(StatementParams)
+
+StatementParams::StatementParams(nsPIDOMWindowInner* aWindow,
+ Statement* aStatement)
+ : mWindow(aWindow), mStatement(aStatement), mParamCount(0) {
+ NS_ASSERTION(mStatement != nullptr, "mStatement is null");
+ (void)mStatement->GetParameterCount(&mParamCount);
+}
+
+JSObject* StatementParams::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return dom::MozStorageStatementParams_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+void StatementParams::NamedGetter(JSContext* aCx, const nsAString& aName,
+ bool& aFound,
+ JS::MutableHandle<JS::Value> aResult,
+ mozilla::ErrorResult& aRv) {
+ if (!mStatement) {
+ aRv.Throw(NS_ERROR_NOT_INITIALIZED);
+ return;
+ }
+
+ // Unfortunately there's no API that lets us return the parameter value.
+ aFound = false;
+}
+
+void StatementParams::NamedSetter(JSContext* aCx, const nsAString& aName,
+ JS::Handle<JS::Value> aValue,
+ mozilla::ErrorResult& aRv) {
+ if (!mStatement) {
+ aRv.Throw(NS_ERROR_NOT_INITIALIZED);
+ return;
+ }
+
+ NS_ConvertUTF16toUTF8 name(aName);
+
+ // Check to see if there's a parameter with this name.
+ nsCOMPtr<nsIVariant> variant(convertJSValToVariant(aCx, aValue));
+ if (!variant) {
+ aRv.Throw(NS_ERROR_UNEXPECTED);
+ return;
+ }
+
+ aRv = mStatement->BindByName(name, variant);
+}
+
+void StatementParams::GetSupportedNames(nsTArray<nsString>& aNames) {
+ if (!mStatement) {
+ return;
+ }
+
+ for (uint32_t i = 0; i < mParamCount; i++) {
+ // Get the name of our parameter.
+ nsAutoCString name;
+ nsresult rv = mStatement->GetParameterName(i, name);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return;
+ }
+
+ // But drop the first character, which is going to be a ':'.
+ name = Substring(name, 1);
+ aNames.AppendElement(NS_ConvertUTF8toUTF16(name));
+ }
+}
+
+void StatementParams::IndexedGetter(JSContext* aCx, uint32_t aIndex,
+ bool& aFound,
+ JS::MutableHandle<JS::Value> aResult,
+ mozilla::ErrorResult& aRv) {
+ if (!mStatement) {
+ aRv.Throw(NS_ERROR_NOT_INITIALIZED);
+ return;
+ }
+
+ // Unfortunately there's no API that lets us return the parameter value.
+ aFound = false;
+}
+
+void StatementParams::IndexedSetter(JSContext* aCx, uint32_t aIndex,
+ JS::Handle<JS::Value> aValue,
+ mozilla::ErrorResult& aRv) {
+ if (!mStatement) {
+ aRv.Throw(NS_ERROR_NOT_INITIALIZED);
+ return;
+ }
+
+ nsCOMPtr<nsIVariant> variant(convertJSValToVariant(aCx, aValue));
+ if (!variant) {
+ aRv.Throw(NS_ERROR_UNEXPECTED);
+ return;
+ }
+
+ aRv = mStatement->BindByIndex(aIndex, variant);
+}
+
+} // namespace storage
+} // namespace mozilla