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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef Metadata_h
     32 #define Metadata_h
     33 
     34 #include "bindings/core/v8/ScriptWrappable.h"
     35 #include "platform/FileMetadata.h"
     36 #include "platform/heap/Handle.h"
     37 
     38 namespace blink {
     39 
     40 class Metadata : public GarbageCollectedFinalized<Metadata>, public ScriptWrappable {
     41     DEFINE_WRAPPERTYPEINFO();
     42 public:
     43     static Metadata* create(const FileMetadata& platformMetadata)
     44     {
     45         return new Metadata(platformMetadata);
     46     }
     47 
     48     static Metadata* create(Metadata* metadata)
     49     {
     50         return new Metadata(metadata->m_platformMetadata);
     51     }
     52 
     53     // Needs to return epoch time in milliseconds for Date while FileMetadata's modificationTime is in seconds.
     54     double modificationTime() const { return m_platformMetadata.modificationTime * 1000.0; }
     55     unsigned long long size() const { return static_cast<unsigned long long>(m_platformMetadata.length); }
     56 
     57     void trace(Visitor*) { }
     58 
     59 private:
     60     explicit Metadata(const FileMetadata& platformMetadata)
     61         : m_platformMetadata(platformMetadata) { }
     62 
     63     FileMetadata m_platformMetadata;
     64 };
     65 
     66 } // namespace blink
     67 
     68 #endif // Metadata_h
     69