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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_METRICS_NET_NET_METRICS_LOG_UPLOADER_H_
#define COMPONENTS_METRICS_NET_NET_METRICS_LOG_UPLOADER_H_
#include <string>
#include "base/memory/scoped_ptr.h"
#include "components/metrics/metrics_log_uploader.h"
#include "net/url_request/url_fetcher_delegate.h"
namespace net {
class URLFetcher;
class URLRequestContextGetter;
}
namespace metrics {
// Implementation of MetricsLogUploader using the Chrome network stack.
class NetMetricsLogUploader : public MetricsLogUploader,
public net::URLFetcherDelegate {
public:
// Constructs a NetMetricsLogUploader with the specified request context and
// other params (see comments on MetricsLogUploader for details). The caller
// must ensure that |request_context_getter| remains valid for the lifetime
// of this class.
NetMetricsLogUploader(net::URLRequestContextGetter* request_context_getter,
const std::string& server_url,
const std::string& mime_type,
const base::Callback<void(int)>& on_upload_complete);
~NetMetricsLogUploader() override;
// MetricsLogUploader:
bool UploadLog(const std::string& compressed_log_data,
const std::string& log_hash) override;
private:
// net::URLFetcherDelegate:
void OnURLFetchComplete(const net::URLFetcher* source) override;
// The request context for fetches done using the network stack.
net::URLRequestContextGetter* const request_context_getter_;
// The outstanding transmission appears as a URL Fetch operation.
scoped_ptr<net::URLFetcher> current_fetch_;
DISALLOW_COPY_AND_ASSIGN(NetMetricsLogUploader);
};
} // namespace metrics
#endif // COMPONENTS_METRICS_NET_NET_METRICS_LOG_UPLOADER_H_
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