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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/indexed_db/indexed_db_cursor_impl.h" | 5 #include "content/browser/indexed_db/indexed_db_cursor_impl.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "content/browser/indexed_db/indexed_db_backing_store.h" | 8 #include "content/browser/indexed_db/indexed_db_backing_store.h" |
9 #include "content/browser/indexed_db/indexed_db_callbacks_wrapper.h" | 9 #include "content/browser/indexed_db/indexed_db_callbacks_wrapper.h" |
10 #include "content/browser/indexed_db/indexed_db_database_error.h" | 10 #include "content/browser/indexed_db/indexed_db_database_error.h" |
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60 private: | 60 private: |
61 scoped_refptr<IndexedDBCursorImpl> cursor_; | 61 scoped_refptr<IndexedDBCursorImpl> cursor_; |
62 int number_to_fetch_; | 62 int number_to_fetch_; |
63 scoped_refptr<IndexedDBCallbacksWrapper> callbacks_; | 63 scoped_refptr<IndexedDBCallbacksWrapper> callbacks_; |
64 }; | 64 }; |
65 | 65 |
66 IndexedDBCursorImpl::IndexedDBCursorImpl( | 66 IndexedDBCursorImpl::IndexedDBCursorImpl( |
67 scoped_ptr<IndexedDBBackingStore::Cursor> cursor, | 67 scoped_ptr<IndexedDBBackingStore::Cursor> cursor, |
68 indexed_db::CursorType cursor_type, | 68 indexed_db::CursorType cursor_type, |
69 IndexedDBDatabase::TaskType task_type, | 69 IndexedDBDatabase::TaskType task_type, |
70 IndexedDBTransaction* transaction, | 70 IndexedDBTransaction* transaction) |
71 int64 object_store_id) | |
72 : task_type_(task_type), | 71 : task_type_(task_type), |
73 cursor_type_(cursor_type), | 72 cursor_type_(cursor_type), |
74 transaction_(transaction), | 73 transaction_(transaction), |
75 object_store_id_(object_store_id), | |
76 cursor_(cursor.Pass()), | 74 cursor_(cursor.Pass()), |
77 closed_(false) { | 75 closed_(false) { |
78 transaction_->RegisterOpenCursor(this); | 76 transaction_->RegisterOpenCursor(this); |
79 } | 77 } |
80 | 78 |
81 IndexedDBCursorImpl::~IndexedDBCursorImpl() { | 79 IndexedDBCursorImpl::~IndexedDBCursorImpl() { |
82 transaction_->UnregisterOpenCursor(this); | 80 transaction_->UnregisterOpenCursor(this); |
83 } | 81 } |
84 | 82 |
85 void IndexedDBCursorImpl::ContinueFunction( | 83 void IndexedDBCursorImpl::ContinueFunction( |
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119 if (!cursor_->cursor_ || !cursor_->cursor_->ContinueFunction(key_.get())) { | 117 if (!cursor_->cursor_ || !cursor_->cursor_->ContinueFunction(key_.get())) { |
120 cursor_->cursor_.reset(); | 118 cursor_->cursor_.reset(); |
121 callbacks_->OnSuccess(static_cast<std::vector<char>*>(NULL)); | 119 callbacks_->OnSuccess(static_cast<std::vector<char>*>(NULL)); |
122 return; | 120 return; |
123 } | 121 } |
124 | 122 |
125 callbacks_->OnSuccess( | 123 callbacks_->OnSuccess( |
126 cursor_->key(), cursor_->primary_key(), cursor_->Value()); | 124 cursor_->key(), cursor_->primary_key(), cursor_->Value()); |
127 } | 125 } |
128 | 126 |
129 void IndexedDBCursorImpl::DeleteFunction( | |
130 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) { | |
131 IDB_TRACE("IndexedDBCursorImpl::delete"); | |
132 DCHECK_NE(transaction_->mode(), indexed_db::TRANSACTION_READ_ONLY); | |
133 scoped_ptr<IndexedDBKeyRange> key_range = | |
134 make_scoped_ptr(new IndexedDBKeyRange(cursor_->primary_key())); | |
135 transaction_->database()->DeleteRange( | |
136 transaction_->id(), object_store_id_, key_range.Pass(), callbacks); | |
137 } | |
138 | |
139 void IndexedDBCursorImpl::PrefetchContinue( | 127 void IndexedDBCursorImpl::PrefetchContinue( |
140 int number_to_fetch, | 128 int number_to_fetch, |
141 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) { | 129 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) { |
142 IDB_TRACE("IndexedDBCursorImpl::prefetch_continue"); | 130 IDB_TRACE("IndexedDBCursorImpl::prefetch_continue"); |
143 | 131 |
144 transaction_->ScheduleTask( | 132 transaction_->ScheduleTask( |
145 task_type_, | 133 task_type_, |
146 new CursorPrefetchIterationOperation(this, number_to_fetch, callbacks)); | 134 new CursorPrefetchIterationOperation(this, number_to_fetch, callbacks)); |
147 } | 135 } |
148 | 136 |
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214 } | 202 } |
215 | 203 |
216 void IndexedDBCursorImpl::Close() { | 204 void IndexedDBCursorImpl::Close() { |
217 IDB_TRACE("IndexedDBCursorImpl::close"); | 205 IDB_TRACE("IndexedDBCursorImpl::close"); |
218 closed_ = true; | 206 closed_ = true; |
219 cursor_.reset(); | 207 cursor_.reset(); |
220 saved_cursor_.reset(); | 208 saved_cursor_.reset(); |
221 } | 209 } |
222 | 210 |
223 } // namespace content | 211 } // namespace content |
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