webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 114 insertions, 0 deletions

diff --git a/Source/WebCore/Modules/indexeddb/shared/IDBCursorInfo.cpp b/Source/WebCore/Modules/indexeddb/shared/IDBCursorInfo.cpp
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+++ b/Source/WebCore/Modules/indexeddb/shared/IDBCursorInfo.cpp
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+/*
+ * Copyright (C) 2015 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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 "IDBCursorInfo.h"
+
+#if ENABLE(INDEXED_DATABASE)
+
+#include "IDBDatabase.h"
+#include "IDBTransaction.h"
+#include "IndexedDB.h"
+
+namespace WebCore {
+
+IDBCursorInfo IDBCursorInfo::objectStoreCursor(IDBTransaction& transaction, uint64_t objectStoreIdentifier, const IDBKeyRangeData& range, IndexedDB::CursorDirection direction, IndexedDB::CursorType type)
+{
+    return { transaction, objectStoreIdentifier, range, direction, type };
+}
+
+IDBCursorInfo IDBCursorInfo::indexCursor(IDBTransaction& transaction, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData& range, IndexedDB::CursorDirection direction, IndexedDB::CursorType type)
+{
+    return { transaction, objectStoreIdentifier, indexIdentifier, range, direction, type };
+}
+
+IDBCursorInfo::IDBCursorInfo()
+{
+}
+
+IDBCursorInfo::IDBCursorInfo(IDBTransaction& transaction, uint64_t objectStoreIdentifier, const IDBKeyRangeData& range, IndexedDB::CursorDirection direction, IndexedDB::CursorType type)
+    : m_cursorIdentifier(transaction.database().connectionProxy())
+    , m_transactionIdentifier(transaction.info().identifier())
+    , m_objectStoreIdentifier(objectStoreIdentifier)
+    , m_sourceIdentifier(objectStoreIdentifier)
+    , m_range(range)
+    , m_source(IndexedDB::CursorSource::ObjectStore)
+    , m_direction(direction)
+    , m_type(type)
+{
+}
+
+IDBCursorInfo::IDBCursorInfo(IDBTransaction& transaction, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData& range, IndexedDB::CursorDirection direction, IndexedDB::CursorType type)
+    : m_cursorIdentifier(transaction.database().connectionProxy())
+    , m_transactionIdentifier(transaction.info().identifier())
+    , m_objectStoreIdentifier(objectStoreIdentifier)
+    , m_sourceIdentifier(indexIdentifier)
+    , m_range(range)
+    , m_source(IndexedDB::CursorSource::Index)
+    , m_direction(direction)
+    , m_type(type)
+{
+}
+
+IDBCursorInfo::IDBCursorInfo(const IDBResourceIdentifier& cursorIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t sourceIdentifier, const IDBKeyRangeData& range, IndexedDB::CursorSource source, IndexedDB::CursorDirection direction, IndexedDB::CursorType type)
+    : m_cursorIdentifier(cursorIdentifier)
+    , m_transactionIdentifier(transactionIdentifier)
+    , m_objectStoreIdentifier(objectStoreIdentifier)
+    , m_sourceIdentifier(sourceIdentifier)
+    , m_range(range)
+    , m_source(source)
+    , m_direction(direction)
+    , m_type(type)
+{
+}
+
+bool IDBCursorInfo::isDirectionForward() const
+{
+    return m_direction == IndexedDB::CursorDirection::Next || m_direction == IndexedDB::CursorDirection::Nextunique;
+}
+
+CursorDuplicity IDBCursorInfo::duplicity() const
+{
+    return m_direction == IndexedDB::CursorDirection::Nextunique || m_direction == IndexedDB::CursorDirection::Prevunique ? CursorDuplicity::NoDuplicates : CursorDuplicity::Duplicates;
+}
+
+IDBCursorInfo IDBCursorInfo::isolatedCopy() const
+{
+    return { m_cursorIdentifier.isolatedCopy(), m_transactionIdentifier.isolatedCopy(), m_objectStoreIdentifier, m_sourceIdentifier, m_range.isolatedCopy(), m_source, m_direction, m_type };
+}
+
+#if !LOG_DISABLED
+String IDBCursorInfo::loggingString() const
+{
+    if (m_source == IndexedDB::CursorSource::Index)
+        return String::format("<Crsr: %s Idx %" PRIu64 ", OS %" PRIu64 ", tx %s>", m_cursorIdentifier.loggingString().utf8().data(), m_sourceIdentifier, m_objectStoreIdentifier, m_transactionIdentifier.loggingString().utf8().data());
+
+    return String::format("<Crsr: %s OS %" PRIu64 ", tx %s>", m_cursorIdentifier.loggingString().utf8().data(), m_objectStoreIdentifier, m_transactionIdentifier.loggingString().utf8().data());
+}
+#endif
+
+} // namespace WebCore
+
+#endif // ENABLE(INDEXED_DATABASE)