webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 163 insertions, 0 deletions

diff --git a/Source/WebCore/Modules/indexeddb/shared/IDBObjectStoreInfo.cpp b/Source/WebCore/Modules/indexeddb/shared/IDBObjectStoreInfo.cpp
new file mode 100644
index 000000000..b0075fe37
--- /dev/null
+++ b/Source/WebCore/Modules/indexeddb/shared/IDBObjectStoreInfo.cpp
@@ -0,0 +1,163 @@
+/*
+ * 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 "IDBObjectStoreInfo.h"
+#include <wtf/text/StringBuilder.h>
+
+#if ENABLE(INDEXED_DATABASE)
+
+namespace WebCore {
+
+IDBObjectStoreInfo::IDBObjectStoreInfo()
+{
+}
+
+IDBObjectStoreInfo::IDBObjectStoreInfo(uint64_t identifier, const String& name, std::optional<IDBKeyPath>&& keyPath, bool autoIncrement)
+    : m_identifier(identifier)
+    , m_name(name)
+    , m_keyPath(WTFMove(keyPath))
+    , m_autoIncrement(autoIncrement)
+{
+}
+
+IDBIndexInfo IDBObjectStoreInfo::createNewIndex(const String& name, IDBKeyPath&& keyPath, bool unique, bool multiEntry)
+{
+    IDBIndexInfo info(++m_maxIndexID, m_identifier, name, WTFMove(keyPath), unique, multiEntry);
+    m_indexMap.set(info.identifier(), info);
+    return info;
+}
+
+void IDBObjectStoreInfo::addExistingIndex(const IDBIndexInfo& info)
+{
+    ASSERT(!m_indexMap.contains(info.identifier()));
+
+    if (info.identifier() > m_maxIndexID)
+        m_maxIndexID = info.identifier();
+
+    m_indexMap.set(info.identifier(), info);
+}
+
+bool IDBObjectStoreInfo::hasIndex(const String& name) const
+{
+    for (auto& index : m_indexMap.values()) {
+        if (index.name() == name)
+            return true;
+    }
+
+    return false;
+}
+
+bool IDBObjectStoreInfo::hasIndex(uint64_t indexIdentifier) const
+{
+    return m_indexMap.contains(indexIdentifier);
+}
+
+IDBIndexInfo* IDBObjectStoreInfo::infoForExistingIndex(const String& name)
+{
+    for (auto& index : m_indexMap.values()) {
+        if (index.name() == name)
+            return &index;
+    }
+
+    return nullptr;
+}
+
+IDBIndexInfo* IDBObjectStoreInfo::infoForExistingIndex(uint64_t identifier)
+{
+    auto iterator = m_indexMap.find(identifier);
+    if (iterator == m_indexMap.end())
+        return nullptr;
+
+    return &iterator->value;
+}
+
+IDBObjectStoreInfo IDBObjectStoreInfo::isolatedCopy() const
+{
+    IDBObjectStoreInfo result = { m_identifier, m_name.isolatedCopy(), WebCore::isolatedCopy(m_keyPath), m_autoIncrement };
+
+    for (auto& iterator : m_indexMap) {
+        result.m_indexMap.set(iterator.key, iterator.value.isolatedCopy());
+        if (iterator.key > result.m_maxIndexID)
+            result.m_maxIndexID = iterator.key;
+    }
+
+    ASSERT(result.m_maxIndexID == m_maxIndexID);
+
+    return result;
+}
+
+Vector<String> IDBObjectStoreInfo::indexNames() const
+{
+    Vector<String> names;
+    names.reserveCapacity(m_indexMap.size());
+    for (auto& index : m_indexMap.values())
+        names.uncheckedAppend(index.name());
+
+    return names;
+}
+
+void IDBObjectStoreInfo::deleteIndex(const String& indexName)
+{
+    auto* info = infoForExistingIndex(indexName);
+    if (!info)
+        return;
+
+    m_indexMap.remove(info->identifier());
+}
+
+void IDBObjectStoreInfo::deleteIndex(uint64_t indexIdentifier)
+{
+    m_indexMap.remove(indexIdentifier);
+}
+
+#if !LOG_DISABLED
+String IDBObjectStoreInfo::loggingString(int indent) const
+{
+    StringBuilder builder;
+    for (int i = 0; i < indent; ++i)
+        builder.append(' ');
+
+    builder.appendLiteral("Object store: ");
+    builder.append(m_name);
+    builder.appendNumber(m_identifier);
+    for (auto index : m_indexMap.values()) {
+        builder.append(index.loggingString(indent + 1));
+        builder.append('\n');
+    }
+
+    return builder.toString();
+}
+
+String IDBObjectStoreInfo::condensedLoggingString() const
+{
+    return String::format("<OS: %s (%" PRIu64 ")>", m_name.utf8().data(), m_identifier);
+}
+
+#endif
+
+} // namespace WebCore
+
+#endif // ENABLE(INDEXED_DATABASE)