Merge webkit.org at r51976 : Initial merge by git.

Change-Id: Ib0e7e2f0fb4bee5a186610272edf3186f0986b43

1 files changed, 69 insertions, 0 deletions

diff --git a/WebCore/storage/chromium/QuotaTracker.cpp b/WebCore/storage/chromium/QuotaTracker.cpp
new file mode 100644
index 0000000..b49639d
--- /dev/null
+++ b/WebCore/storage/chromium/QuotaTracker.cpp
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+/*
+ * Copyright (C) 2009 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER OR 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 "QuotaTracker.h"
+
+#include "CString.h"
+#include <wtf/StdLibExtras.h>
+
+namespace WebCore {
+
+QuotaTracker& QuotaTracker::instance()
+{
+    DEFINE_STATIC_LOCAL(QuotaTracker, tracker, ());
+    return tracker;
+}
+
+void QuotaTracker::getDatabaseSizeAndSpaceAvailableToOrigin(
+    const String& originIdentifier, const String& databaseName,
+    unsigned long long* databaseSize, unsigned long long* spaceAvailable)
+{
+    MutexLocker lockData(m_dataGuard);
+    ASSERT(m_databaseSizes.contains(originIdentifier));
+    HashMap<String, SizeMap>::const_iterator it = m_databaseSizes.find(originIdentifier);
+    ASSERT(it->second.contains(databaseName));
+    *databaseSize = it->second.get(databaseName);
+
+    ASSERT(m_spaceAvailableToOrigins.contains(originIdentifier));
+    *spaceAvailable = m_spaceAvailableToOrigins.get(originIdentifier);
+}
+
+void QuotaTracker::updateDatabaseSizeAndSpaceAvailableToOrigin(
+    const String& originIdentifier, const String& databaseName,
+    unsigned long long databaseSize, unsigned long long spaceAvailable)
+{
+    MutexLocker lockData(m_dataGuard);
+    m_spaceAvailableToOrigins.set(originIdentifier, spaceAvailable);
+    HashMap<String, SizeMap>::iterator it = m_databaseSizes.add(originIdentifier, SizeMap()).first;
+    it->second.set(databaseName, databaseSize);
+}
+
+}