2010-03-24 00:32:40 -07:00
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/* -*- 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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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozStorage code.
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*
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* The Initial Developer of the Original Code is the Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2008
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Shawn Wilsher <me@shawnwilsher.com> (Original Author)
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* Andrew Sutherland <asutherland@asutherland.org>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsIXPConnect.h"
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#include "mozStorageAsyncStatement.h"
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#include "mozStorageService.h"
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#include "nsMemory.h"
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#include "nsString.h"
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#include "nsServiceManagerUtils.h"
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#include "mozStorageAsyncStatementJSHelper.h"
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#include "mozStorageAsyncStatementParams.h"
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#include "jsapi.h"
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namespace mozilla {
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namespace storage {
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////////////////////////////////////////////////////////////////////////////////
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//// AsyncStatementJSHelper
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nsresult
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AsyncStatementJSHelper::getParams(AsyncStatement *aStatement,
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JSContext *aCtx,
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JSObject *aScopeObj,
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jsval *_params)
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{
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nsresult rv;
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#ifdef DEBUG
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PRInt32 state;
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(void)aStatement->GetState(&state);
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NS_ASSERTION(state == mozIStorageAsyncStatement::MOZ_STORAGE_STATEMENT_READY,
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"Invalid state to get the params object - all calls will fail!");
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#endif
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if (!aStatement->mStatementParamsHolder) {
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nsCOMPtr<mozIStorageStatementParams> params =
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new AsyncStatementParams(aStatement);
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NS_ENSURE_TRUE(params, NS_ERROR_OUT_OF_MEMORY);
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nsCOMPtr<nsIXPConnect> xpc(Service::getXPConnect());
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rv = xpc->WrapNative(
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aCtx,
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::JS_GetGlobalForObject(aCtx, aScopeObj),
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params,
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NS_GET_IID(mozIStorageStatementParams),
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getter_AddRefs(aStatement->mStatementParamsHolder)
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);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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JSObject *obj = nsnull;
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rv = aStatement->mStatementParamsHolder->GetJSObject(&obj);
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NS_ENSURE_SUCCESS(rv, rv);
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*_params = OBJECT_TO_JSVAL(obj);
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return NS_OK;
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}
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NS_IMETHODIMP_(nsrefcnt) AsyncStatementJSHelper::AddRef() { return 2; }
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NS_IMETHODIMP_(nsrefcnt) AsyncStatementJSHelper::Release() { return 1; }
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NS_INTERFACE_MAP_BEGIN(AsyncStatementJSHelper)
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NS_INTERFACE_MAP_ENTRY(nsIXPCScriptable)
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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////////////////////////////////////////////////////////////////////////////////
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//// nsIXPCScriptable
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#define XPC_MAP_CLASSNAME AsyncStatementJSHelper
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#define XPC_MAP_QUOTED_CLASSNAME "AsyncStatementJSHelper"
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#define XPC_MAP_WANT_GETPROPERTY
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#define XPC_MAP_FLAGS nsIXPCScriptable::ALLOW_PROP_MODS_DURING_RESOLVE
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#include "xpc_map_end.h"
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NS_IMETHODIMP
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AsyncStatementJSHelper::GetProperty(nsIXPConnectWrappedNative *aWrapper,
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JSContext *aCtx,
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JSObject *aScopeObj,
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2010-07-14 23:19:36 -07:00
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jsid aId,
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2010-03-24 00:32:40 -07:00
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jsval *_result,
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PRBool *_retval)
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{
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2010-07-14 23:19:36 -07:00
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if (!JSID_IS_STRING(aId))
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2010-03-24 00:32:40 -07:00
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return NS_OK;
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// Cast to async via mozI* since direct from nsISupports is ambiguous.
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mozIStorageAsyncStatement *iAsyncStmt =
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static_cast<mozIStorageAsyncStatement *>(aWrapper->Native());
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AsyncStatement *stmt = static_cast<AsyncStatement *>(iAsyncStmt);
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#ifdef DEBUG
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{
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nsISupports *supp = aWrapper->Native();
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nsCOMPtr<mozIStorageAsyncStatement> isStatement(do_QueryInterface(supp));
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NS_ASSERTION(isStatement, "How is this not an async statement?!");
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}
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#endif
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2010-10-28 08:15:53 -07:00
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if (::JS_MatchStringAndAscii(JSID_TO_STRING(aId), "params"))
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2010-03-24 00:32:40 -07:00
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return getParams(stmt, aCtx, aScopeObj, _result);
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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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