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1 /* | |
2 * Copyright (c) 2009, Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "config.h" | |
32 #include "V8CustomSQLTransactionCallback.h" | |
33 | |
34 #include "Frame.h" | |
35 #include "V8CustomVoidCallback.h" | |
36 | |
37 namespace WebCore { | |
38 | |
39 V8CustomSQLTransactionCallback::V8CustomSQLTransactionCallback(v8::Local<v8::Obj
ect> callback, Frame* frame) | |
40 : m_callback(v8::Persistent<v8::Object>::New(callback)) | |
41 , m_frame(frame) | |
42 { | |
43 } | |
44 | |
45 V8CustomSQLTransactionCallback::~V8CustomSQLTransactionCallback() | |
46 { | |
47 m_callback.Dispose(); | |
48 } | |
49 | |
50 | |
51 void V8CustomSQLTransactionCallback::handleEvent(SQLTransaction* transaction, bo
ol& raisedException) | |
52 { | |
53 v8::HandleScope handleScope; | |
54 | |
55 v8::Handle<v8::Context> context = V8Proxy::GetContext(m_frame.get()); | |
56 if (context.IsEmpty()) | |
57 return; | |
58 | |
59 v8::Context::Scope scope(context); | |
60 | |
61 v8::Handle<v8::Value> argv[] = { | |
62 V8Proxy::ToV8Object(V8ClassIndex::SQLTRANSACTION, transaction) | |
63 }; | |
64 | |
65 // Protect the frame until the callback returns. | |
66 RefPtr<Frame> protector(m_frame); | |
67 | |
68 // Step 5: If the callback couldn't be called (e.g. it was null) or if | |
69 // the callback was invoked and raised an exception, jump to the last | |
70 // step (rollback transaction). | |
71 bool callbackReturnValue = false; | |
72 raisedException = invokeCallback(m_callback, 1, argv, callbackReturnValue); | |
73 } | |
74 | |
75 } // namespace WebCore | |
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