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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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74 IDB_TRACE("IDBOpenDBRequest::onBlocked()"); | 74 IDB_TRACE("IDBOpenDBRequest::onBlocked()"); |
75 if (!shouldEnqueueEvent()) | 75 if (!shouldEnqueueEvent()) |
76 return; | 76 return; |
77 Nullable<unsigned long long> newVersionNullable = (m_version == IDBDatabaseM
etadata::DefaultVersion) ? Nullable<unsigned long long>() : Nullable<unsigned lo
ng long>(m_version); | 77 Nullable<unsigned long long> newVersionNullable = (m_version == IDBDatabaseM
etadata::DefaultVersion) ? Nullable<unsigned long long>() : Nullable<unsigned lo
ng long>(m_version); |
78 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::blocked, oldVersi
on, newVersionNullable)); | 78 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::blocked, oldVersi
on, newVersionNullable)); |
79 } | 79 } |
80 | 80 |
81 void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<WebIDBData
base> backend, const IDBDatabaseMetadata& metadata, WebIDBDataLoss dataLoss, Str
ing dataLossMessage) | 81 void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<WebIDBData
base> backend, const IDBDatabaseMetadata& metadata, WebIDBDataLoss dataLoss, Str
ing dataLossMessage) |
82 { | 82 { |
83 IDB_TRACE("IDBOpenDBRequest::onUpgradeNeeded()"); | 83 IDB_TRACE("IDBOpenDBRequest::onUpgradeNeeded()"); |
84 if (m_contextStopped || !executionContext()) { | 84 if (m_contextStopped || !getExecutionContext()) { |
85 OwnPtr<WebIDBDatabase> db = backend; | 85 OwnPtr<WebIDBDatabase> db = backend; |
86 db->abort(m_transactionId); | 86 db->abort(m_transactionId); |
87 db->close(); | 87 db->close(); |
88 return; | 88 return; |
89 } | 89 } |
90 if (!shouldEnqueueEvent()) | 90 if (!shouldEnqueueEvent()) |
91 return; | 91 return; |
92 | 92 |
93 ASSERT(m_databaseCallbacks); | 93 ASSERT(m_databaseCallbacks); |
94 | 94 |
95 IDBDatabase* idbDatabase = IDBDatabase::create(executionContext(), backend,
m_databaseCallbacks.release()); | 95 IDBDatabase* idbDatabase = IDBDatabase::create(getExecutionContext(), backen
d, m_databaseCallbacks.release()); |
96 idbDatabase->setMetadata(metadata); | 96 idbDatabase->setMetadata(metadata); |
97 | 97 |
98 if (oldVersion == IDBDatabaseMetadata::NoVersion) { | 98 if (oldVersion == IDBDatabaseMetadata::NoVersion) { |
99 // This database hasn't had a version before. | 99 // This database hasn't had a version before. |
100 oldVersion = IDBDatabaseMetadata::DefaultVersion; | 100 oldVersion = IDBDatabaseMetadata::DefaultVersion; |
101 } | 101 } |
102 IDBDatabaseMetadata oldMetadata(metadata); | 102 IDBDatabaseMetadata oldMetadata(metadata); |
103 oldMetadata.version = oldVersion; | 103 oldMetadata.version = oldVersion; |
104 | 104 |
105 m_transaction = IDBTransaction::create(scriptState(), m_transactionId, idbDa
tabase, this, oldMetadata); | 105 m_transaction = IDBTransaction::create(getScriptState(), m_transactionId, id
bDatabase, this, oldMetadata); |
106 setResult(IDBAny::create(idbDatabase)); | 106 setResult(IDBAny::create(idbDatabase)); |
107 | 107 |
108 if (m_version == IDBDatabaseMetadata::NoVersion) | 108 if (m_version == IDBDatabaseMetadata::NoVersion) |
109 m_version = 1; | 109 m_version = 1; |
110 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::upgradeneeded, ol
dVersion, m_version, dataLoss, dataLossMessage)); | 110 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::upgradeneeded, ol
dVersion, m_version, dataLoss, dataLossMessage)); |
111 } | 111 } |
112 | 112 |
113 void IDBOpenDBRequest::onSuccess(PassOwnPtr<WebIDBDatabase> backend, const IDBDa
tabaseMetadata& metadata) | 113 void IDBOpenDBRequest::onSuccess(PassOwnPtr<WebIDBDatabase> backend, const IDBDa
tabaseMetadata& metadata) |
114 { | 114 { |
115 IDB_TRACE("IDBOpenDBRequest::onSuccess()"); | 115 IDB_TRACE("IDBOpenDBRequest::onSuccess()"); |
116 if (m_contextStopped || !executionContext()) { | 116 if (m_contextStopped || !getExecutionContext()) { |
117 OwnPtr<WebIDBDatabase> db = backend; | 117 OwnPtr<WebIDBDatabase> db = backend; |
118 if (db) | 118 if (db) |
119 db->close(); | 119 db->close(); |
120 return; | 120 return; |
121 } | 121 } |
122 if (!shouldEnqueueEvent()) | 122 if (!shouldEnqueueEvent()) |
123 return; | 123 return; |
124 | 124 |
125 IDBDatabase* idbDatabase = nullptr; | 125 IDBDatabase* idbDatabase = nullptr; |
126 if (resultAsAny()) { | 126 if (resultAsAny()) { |
127 // Previous onUpgradeNeeded call delivered the backend. | 127 // Previous onUpgradeNeeded call delivered the backend. |
128 ASSERT(!backend.get()); | 128 ASSERT(!backend.get()); |
129 idbDatabase = resultAsAny()->idbDatabase(); | 129 idbDatabase = resultAsAny()->idbDatabase(); |
130 ASSERT(idbDatabase); | 130 ASSERT(idbDatabase); |
131 ASSERT(!m_databaseCallbacks); | 131 ASSERT(!m_databaseCallbacks); |
132 } else { | 132 } else { |
133 ASSERT(backend.get()); | 133 ASSERT(backend.get()); |
134 ASSERT(m_databaseCallbacks); | 134 ASSERT(m_databaseCallbacks); |
135 idbDatabase = IDBDatabase::create(executionContext(), backend, m_databas
eCallbacks.release()); | 135 idbDatabase = IDBDatabase::create(getExecutionContext(), backend, m_data
baseCallbacks.release()); |
136 setResult(IDBAny::create(idbDatabase)); | 136 setResult(IDBAny::create(idbDatabase)); |
137 } | 137 } |
138 idbDatabase->setMetadata(metadata); | 138 idbDatabase->setMetadata(metadata); |
139 enqueueEvent(Event::create(EventTypeNames::success)); | 139 enqueueEvent(Event::create(EventTypeNames::success)); |
140 } | 140 } |
141 | 141 |
142 void IDBOpenDBRequest::onSuccess(int64_t oldVersion) | 142 void IDBOpenDBRequest::onSuccess(int64_t oldVersion) |
143 { | 143 { |
144 IDB_TRACE("IDBOpenDBRequest::onSuccess()"); | 144 IDB_TRACE("IDBOpenDBRequest::onSuccess()"); |
145 if (!shouldEnqueueEvent()) | 145 if (!shouldEnqueueEvent()) |
146 return; | 146 return; |
147 if (oldVersion == IDBDatabaseMetadata::NoVersion) { | 147 if (oldVersion == IDBDatabaseMetadata::NoVersion) { |
148 // This database hasn't had an integer version before. | 148 // This database hasn't had an integer version before. |
149 oldVersion = IDBDatabaseMetadata::DefaultVersion; | 149 oldVersion = IDBDatabaseMetadata::DefaultVersion; |
150 } | 150 } |
151 setResult(IDBAny::createUndefined()); | 151 setResult(IDBAny::createUndefined()); |
152 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::success, oldVersi
on, Nullable<unsigned long long>())); | 152 enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::success, oldVersi
on, Nullable<unsigned long long>())); |
153 } | 153 } |
154 | 154 |
155 bool IDBOpenDBRequest::shouldEnqueueEvent() const | 155 bool IDBOpenDBRequest::shouldEnqueueEvent() const |
156 { | 156 { |
157 if (m_contextStopped || !executionContext()) | 157 if (m_contextStopped || !getExecutionContext()) |
158 return false; | 158 return false; |
159 ASSERT(m_readyState == PENDING || m_readyState == DONE); | 159 ASSERT(m_readyState == PENDING || m_readyState == DONE); |
160 if (m_requestAborted) | 160 if (m_requestAborted) |
161 return false; | 161 return false; |
162 return true; | 162 return true; |
163 } | 163 } |
164 | 164 |
165 DispatchEventResult IDBOpenDBRequest::dispatchEventInternal(PassRefPtrWillBeRawP
tr<Event> event) | 165 DispatchEventResult IDBOpenDBRequest::dispatchEventInternal(PassRefPtrWillBeRawP
tr<Event> event) |
166 { | 166 { |
167 // If the connection closed between onUpgradeNeeded and the delivery of the
"success" event, | 167 // If the connection closed between onUpgradeNeeded and the delivery of the
"success" event, |
168 // an "error" event should be fired instead. | 168 // an "error" event should be fired instead. |
169 if (event->type() == EventTypeNames::success && resultAsAny()->getType() ==
IDBAny::IDBDatabaseType && resultAsAny()->idbDatabase()->isClosePending()) { | 169 if (event->type() == EventTypeNames::success && resultAsAny()->getType() ==
IDBAny::IDBDatabaseType && resultAsAny()->idbDatabase()->isClosePending()) { |
170 dequeueEvent(event.get()); | 170 dequeueEvent(event.get()); |
171 setResult(nullptr); | 171 setResult(nullptr); |
172 onError(DOMException::create(AbortError, "The connection was closed.")); | 172 onError(DOMException::create(AbortError, "The connection was closed.")); |
173 return DispatchEventResult::CanceledBeforeDispatch; | 173 return DispatchEventResult::CanceledBeforeDispatch; |
174 } | 174 } |
175 | 175 |
176 return IDBRequest::dispatchEventInternal(event); | 176 return IDBRequest::dispatchEventInternal(event); |
177 } | 177 } |
178 | 178 |
179 } // namespace blink | 179 } // namespace blink |
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