Index: Source/core/html/MediaProvider.cpp |
diff --git a/Source/core/html/MediaProvider.cpp b/Source/core/html/MediaProvider.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b35b7dd0633d268b443bc777b2bcd77089b582ec |
--- /dev/null |
+++ b/Source/core/html/MediaProvider.cpp |
@@ -0,0 +1,86 @@ |
+/* |
+ * Copyright (C) 2014 Google Inc. All rights reserved. |
sof
2014/09/18 07:33:17
New files are preferably adorned with a shorter ve
perkj_chrome
2014/09/18 14:47:08
Done.
|
+ * |
+ * 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. |
+ * 3. 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 "core/html/MediaProvider.h" |
+ |
+#include "wtf/HashMap.h" |
+#include "wtf/MainThread.h" |
+#include "wtf/text/StringHash.h" |
+ |
+namespace blink { |
+ |
+class MediaProviderConverterContainer { |
+public: |
+ static MediaProviderConverterContainer& container(); |
+ |
+ void registerMediaProviderConverter(const String& interfaceName, const MediaProvider::Converter&); |
+ virtual MediaProvider* convert(const ScriptValue&); |
+ |
+private: |
+ HashMap<String, MediaProvider::Converter> m_converters; |
+}; |
+ |
+MediaProviderConverterContainer& MediaProviderConverterContainer::container() |
+{ |
+ ASSERT(isMainThread()); |
+ DEFINE_STATIC_LOCAL(MediaProviderConverterContainer, instance, ()); |
+ return instance; |
+} |
+ |
+void MediaProviderConverterContainer::registerMediaProviderConverter(const String& interfaceName, const MediaProvider::Converter& converter) |
+{ |
+ if (m_converters.get(interfaceName).isNull()) |
+ m_converters.set(interfaceName, converter); |
+} |
+ |
+MediaProvider* MediaProviderConverterContainer::convert(const ScriptValue& value) |
+{ |
+ for (HashMap<String, MediaProvider::Converter>::iterator it = m_converters.begin(); it != m_converters.end(); ++it) { |
+ MediaProvider* provider = (it->value)(value); |
+ if (provider) |
+ return provider; |
+ } |
+ return nullptr; |
+} |
+ |
+MediaProvider::MediaProvider(const String& interfaceName, const Converter& converter) |
+{ |
+ MediaProviderConverterContainer& container = MediaProviderConverterContainer::container(); |
+ container.registerMediaProviderConverter(interfaceName, converter); |
+} |
+ |
+MediaProvider* MediaProvider::convert(const ScriptValue& value) |
+{ |
+ MediaProviderConverterContainer& container = MediaProviderConverterContainer::container(); |
+ return container.convert(value); |
+} |
+ |
+} // namespace blink |