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/*
* Copyright 2011, The Android Open Source Project
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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.
*/
#ifndef CacheResult_h
#define CacheResult_h
#include "ChromiumIncludes.h"
#include <wtf/RefCounted.h>
#include <wtf/ThreadingPrimitives.h>
#include <wtf/text/WTFString.h>
namespace android {
// A wrapper around a disk_cache::Entry. Provides fields appropriate for constructing a Java CacheResult object.
class CacheResult : public base::RefCountedThreadSafe<CacheResult> {
public:
// Takes ownership of the Entry passed to the constructor.
CacheResult(disk_cache::Entry*, String url);
~CacheResult();
int64 contentSize() const;
bool firstResponseHeader(const char* name, WTF::String* result, bool allowEmptyString) const;
// The Android stack uses the empty string if no Content-Type headers are
// found, so we use the same default here.
WTF::String mimeType() const;
// Returns the value of the expires header as milliseconds since the epoch.
int64 expires() const;
int responseCode() const;
bool writeToFile(const WTF::String& filePath) const;
private:
net::HttpResponseHeaders* responseHeaders() const;
void responseHeadersImpl();
void onResponseHeadersDone(int size);
void writeToFileImpl();
void readNextChunk();
void onReadNextChunkDone(int size);
bool writeChunkToFile();
void onWriteToFileDone();
disk_cache::Entry* m_entry;
scoped_refptr<net::HttpResponseHeaders> m_responseHeaders;
int m_readOffset;
bool m_wasWriteToFileSuccessful;
mutable String m_filePath;
int m_bufferSize;
scoped_refptr<net::IOBuffer> m_buffer;
mutable bool m_isAsyncOperationInProgress;
mutable WTF::Mutex m_mutex;
mutable WTF::ThreadCondition m_condition;
net::CompletionCallbackImpl<CacheResult> m_onResponseHeadersDoneCallback;
net::CompletionCallbackImpl<CacheResult> m_onReadNextChunkDoneCallback;
String m_url;
};
} // namespace android
#endif
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