webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 79 insertions, 0 deletions

diff --git a/Source/WebCore/page/PerformanceObserverEntryList.cpp b/Source/WebCore/page/PerformanceObserverEntryList.cpp
new file mode 100644
index 000000000..7d09ef037
--- /dev/null
+++ b/Source/WebCore/page/PerformanceObserverEntryList.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2017 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 "PerformanceObserverEntryList.h"
+
+#if ENABLE(WEB_TIMING)
+
+#include "PerformanceEntry.h"
+
+namespace WebCore {
+
+Ref<PerformanceObserverEntryList> PerformanceObserverEntryList::create(Vector<RefPtr<PerformanceEntry>>&& entries)
+{
+    return adoptRef(*new PerformanceObserverEntryList(WTFMove(entries)));
+}
+
+PerformanceObserverEntryList::PerformanceObserverEntryList(Vector<RefPtr<PerformanceEntry>>&& entries)
+    : m_entries(WTFMove(entries))
+{
+    ASSERT(!m_entries.isEmpty());
+
+    std::stable_sort(m_entries.begin(), m_entries.end(), PerformanceEntry::startTimeCompareLessThan);
+}
+
+Vector<RefPtr<PerformanceEntry>> PerformanceObserverEntryList::getEntriesByType(const String& entryType) const
+{
+    return getEntriesByName(String(), entryType);
+}
+
+Vector<RefPtr<PerformanceEntry>> PerformanceObserverEntryList::getEntriesByName(const String& name, const String& entryType) const
+{
+    Vector<RefPtr<PerformanceEntry>> entries;
+
+    // PerformanceObservers can only be registered for valid types.
+    // So if the incoming entryType is an unknown type, there will be no matches.
+    std::optional<PerformanceEntry::Type> type;
+    if (!entryType.isNull()) {
+        type = PerformanceEntry::parseEntryTypeString(entryType);
+        if (!type)
+            return entries;
+    }
+
+    for (auto& entry : m_entries) {
+        if (!name.isNull() && entry->name() != name)
+            continue;
+        if (type && entry->type() != *type)
+            continue;
+        entries.append(entry.copyRef());
+    }
+
+    return entries;
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WEB_TIMING)