1635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project/* 24576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang * Copyright (C) 2010 Google Inc. All rights reserved. 38f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian * 4635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * Redistribution and use in source and binary forms, with or without 5635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * modification, are permitted provided that the following conditions are 6635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * met: 78f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian * 8635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Redistributions of source code must retain the above copyright 9635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * notice, this list of conditions and the following disclaimer. 10635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Redistributions in binary form must reproduce the above 11635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * copyright notice, this list of conditions and the following disclaimer 12635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * in the documentation and/or other materials provided with the 13635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * distribution. 14635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Neither the name of Google Inc. nor the names of its 15635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * contributors may be used to endorse or promote products derived from 16635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * this software without specific prior written permission. 17a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch * 18635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project */ 30635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 314576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#ifndef FileWriterBase_h 324576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#define FileWriterBase_h 33635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 344576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#if ENABLE(FILE_SYSTEM) 354576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 364576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#include "AsyncFileWriterClient.h" 374576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#include <wtf/OwnPtr.h> 384576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#include <wtf/PassOwnPtr.h> 394576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#include <wtf/RefCounted.h> 40635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 41635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectnamespace WebCore { 42635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 434576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangclass AsyncFileWriter; 444576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangclass Blob; 454576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 464576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangtypedef int ExceptionCode; 478f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 484576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangclass FileWriterBase : public RefCounted<FileWriterBase> { 49a94275402997c11dd2e778633dacf4b7e630a35dBen Murdochpublic: 504576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang virtual ~FileWriterBase(); 514576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang void initialize(PassOwnPtr<AsyncFileWriter>, long long length); 524576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 534576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang long long position() const 544576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang { 554576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang return m_position; 564576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang } 574576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang long long length() const 584576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang { 594576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang return m_length; 604576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang } 614576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 624576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangprotected: 634576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang FileWriterBase(); 644576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 654576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang AsyncFileWriter* writer() 664576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang { 674576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang return m_writer.get(); 684576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang } 694576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 704576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang void setPosition(long long position) 714576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang { 724576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang m_position = position; 738f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian } 748f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 754576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang void setLength(long long length) 764576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang { 774576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang m_length = length; 784576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang } 798f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 804576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang void seekInternal(long long position); 81cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 828f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qianprivate: 834576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang friend class WTF::RefCounted<FileWriterBase>; 844576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 854576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang OwnPtr<AsyncFileWriter> m_writer; 864576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang long long m_position; 874576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang long long m_length; 888f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian}; 89635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 904576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang} // namespace WebCore 914576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 924576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#endif // ENABLE(FILE_SYSTEM) 93635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 944576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang#endif // FileWriterBase_h 95