1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Records IO statistics associated with a URLRequestJob. 6 // See description in navigation_profiler.h for an overview of perf profiling. 7 8 #ifndef NET_URL_REQUEST_URL_REQUEST_JOB_METRICS_H_ 9 #define NET_URL_REQUEST_URL_REQUEST_JOB_METRICS_H_ 10 11 #include <string> 12 13 #include "base/basictypes.h" 14 #include "base/scoped_ptr.h" 15 #include "base/time.h" 16 #include "googleurl/src/gurl.h" 17 18 class URLRequestJobMetrics { 19 public: 20 URLRequestJobMetrics() : total_bytes_read_(0), number_of_read_IO_(0) { } 21 ~URLRequestJobMetrics() { } 22 23 // The original url the job has been created for. 24 scoped_ptr<GURL> original_url_; 25 26 // The actual url the job connects to. If the actual url is same as the 27 // original url, url_ is empty. 28 scoped_ptr<GURL> url_; 29 30 // Time when the job starts. 31 base::TimeTicks start_time_; 32 33 // Time when the job is done. 34 base::TimeTicks end_time_; 35 36 // Total number of bytes the job reads from underline IO. 37 int64 total_bytes_read_; 38 39 // Number of IO read operations the job issues. 40 int number_of_read_IO_; 41 42 // Final status of the job. 43 bool success_; 44 45 // Append the text report of the frame loading to the input string. 46 void AppendText(std::wstring* text); 47 }; 48 49 #endif // NET_URL_REQUEST_URL_REQUEST_JOB_METRICS_H_ 50
