/
file_output_stream.cc
47 lines (35 loc) · 1.3 KB
/
file_output_stream.cc
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// Copyright (c) 2018 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/common/api/file_output_stream.h"
#include "base/path_service.h"
#include "base/strings/stringprintf.h"
#include "brightray/browser/brightray_paths.h"
#include "uv.h" // NOLINT(build/include)
namespace atom {
FileOutputStream::FileOutputStream(base::File* file) : file_(file) {}
bool FileOutputStream::IsComplete() const {
return is_complete_;
}
int FileOutputStream::GetChunkSize() {
return 65536;
}
void FileOutputStream::EndOfStream() {
is_complete_ = true;
}
v8::OutputStream::WriteResult FileOutputStream::WriteAsciiChunk(char* data,
int size) {
auto bytes_written = file_->WriteAtCurrentPos(data, size);
return bytes_written == size ? kContinue : kAbort;
}
// static
base::FilePath FileOutputStream::GetFilePath() {
base::FilePath user_data;
PathService::Get(brightray::DIR_USER_DATA, &user_data);
auto now = uv_hrtime();
auto sec = static_cast<unsigned int>(now / 1000000);
auto usec = static_cast<unsigned int>(now % 1000000);
auto filename = base::StringPrintf("heapdump-%u.%u.heapsnapshot", sec, usec);
return user_data.AppendASCII(filename.c_str());
}
} // namespace atom