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1 /* | |
2 * Copyright (c) 2009, 2012 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 | |
33 #include "bindings/modules/v8/V8SQLError.h" | |
34 #include "bindings/modules/v8/V8SQLStatementErrorCallback.h" | |
35 #include "bindings/modules/v8/V8SQLTransaction.h" | |
36 #include "bindings/v8/ScriptController.h" | |
37 #include "core/dom/ExecutionContext.h" | |
38 #include "wtf/Assertions.h" | |
39 | |
40 namespace WebCore { | |
41 | |
42 bool V8SQLStatementErrorCallback::handleEvent(SQLTransaction* transaction, SQLEr
ror* error) | |
43 { | |
44 if (!canInvokeCallback()) | |
45 return true; | |
46 | |
47 v8::Isolate* isolate = m_scriptState->isolate(); | |
48 if (m_scriptState->contextIsEmpty()) | |
49 return true; | |
50 | |
51 ScriptState::Scope scope(m_scriptState.get()); | |
52 | |
53 v8::Handle<v8::Value> transactionHandle = toV8(transaction, m_scriptState->c
ontext()->Global(), isolate); | |
54 v8::Handle<v8::Value> errorHandle = toV8(error, m_scriptState->context()->Gl
obal(), isolate); | |
55 if (transactionHandle.IsEmpty() || errorHandle.IsEmpty()) { | |
56 if (!isScriptControllerTerminating()) | |
57 CRASH(); | |
58 return true; | |
59 } | |
60 | |
61 ASSERT(transactionHandle->IsObject()); | |
62 | |
63 v8::Handle<v8::Value> argv[] = { | |
64 transactionHandle, | |
65 errorHandle | |
66 }; | |
67 | |
68 v8::TryCatch exceptionCatcher; | |
69 exceptionCatcher.SetVerbose(true); | |
70 | |
71 v8::Handle<v8::Value> result = ScriptController::callFunction(executionConte
xt(), m_callback.newLocal(isolate), m_scriptState->context()->Global(), WTF_ARRA
Y_LENGTH(argv), argv, isolate); | |
72 | |
73 // FIXME: This comment doesn't make much sense given what the code is actual
ly doing. | |
74 // | |
75 // Step 6: If the error callback returns false, then move on to the next | |
76 // statement, if any, or onto the next overall step otherwise. Otherwise, | |
77 // the error callback did not return false, or there was no error callback. | |
78 // Jump to the last step in the overall steps. | |
79 return exceptionCatcher.HasCaught() || (!result.IsEmpty() && result->Boolean
Value()); | |
80 } | |
81 | |
82 } // namespace WebCore | |
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