1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
/*
* Copyright (C) 2007, 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "modules/webdatabase/SQLStatement.h"
#include "core/inspector/InspectorInstrumentation.h"
#include "modules/webdatabase/Database.h"
#include "modules/webdatabase/DatabaseManager.h"
#include "modules/webdatabase/SQLError.h"
#include "modules/webdatabase/SQLStatementBackend.h"
#include "modules/webdatabase/SQLStatementCallback.h"
#include "modules/webdatabase/SQLStatementErrorCallback.h"
#include "modules/webdatabase/SQLTransaction.h"
#include "modules/webdatabase/sqlite/SQLiteDatabase.h"
#include "modules/webdatabase/sqlite/SQLiteStatement.h"
#include "platform/Logging.h"
#include "wtf/text/CString.h"
namespace blink {
SQLStatement* SQLStatement::create(Database* database,
SQLStatementCallback* callback, SQLStatementErrorCallback* errorCallback)
{
return new SQLStatement(database, callback, errorCallback);
}
SQLStatement::SQLStatement(Database* database, SQLStatementCallback* callback,
SQLStatementErrorCallback* errorCallback)
: m_statementCallback(callback)
, m_statementErrorCallback(errorCallback)
, m_asyncOperationId(0)
{
if (hasCallback() || hasErrorCallback())
m_asyncOperationId = InspectorInstrumentation::traceAsyncOperationStarting(database->executionContext(), "SQLStatement");
}
SQLStatement::~SQLStatement()
{
}
void SQLStatement::trace(Visitor* visitor)
{
visitor->trace(m_backend);
visitor->trace(m_statementCallback);
visitor->trace(m_statementErrorCallback);
}
void SQLStatement::setBackend(SQLStatementBackend* backend)
{
m_backend = backend;
}
bool SQLStatement::hasCallback()
{
return m_statementCallback;
}
bool SQLStatement::hasErrorCallback()
{
return m_statementErrorCallback;
}
bool SQLStatement::performCallback(SQLTransaction* transaction)
{
ASSERT(transaction);
ASSERT(m_backend);
bool callbackError = false;
SQLStatementCallback* callback = m_statementCallback.release();
SQLStatementErrorCallback* errorCallback = m_statementErrorCallback.release();
SQLErrorData* error = m_backend->sqlError();
InspectorInstrumentationCookie cookie = InspectorInstrumentation::traceAsyncOperationCompletedCallbackStarting(transaction->database()->executionContext(), m_asyncOperationId);
// Call the appropriate statement callback and track if it resulted in an error,
// because then we need to jump to the transaction error callback.
if (error) {
if (errorCallback)
callbackError = errorCallback->handleEvent(transaction, SQLError::create(*error));
} else if (callback) {
callbackError = !callback->handleEvent(transaction, m_backend->sqlResultSet());
}
InspectorInstrumentation::traceAsyncCallbackCompleted(cookie);
return callbackError;
}
} // namespace blink
|
