net/disk_cache/blockfile/stats.cc - Issue 121643003: Reorganize net/disk_cache into backend specific directories.

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Side by Side Diff: net/disk_cache/blockfile/stats.cc

Issue 121643003: Reorganize net/disk_cache into backend specific directories. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: fix ios breakage Created 6 years, 10 months ago

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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #include "net/disk_cache/stats.h"	5 #include "net/disk_cache/blockfile/stats.h"

6	6

7 #include "base/format_macros.h"	7 #include "base/format_macros.h"

8 #include "base/logging.h"	8 #include "base/logging.h"

9 #include "base/metrics/histogram_samples.h"	9 #include "base/metrics/histogram_samples.h"

10 #include "base/strings/string_util.h"	10 #include "base/strings/string_util.h"

11 #include "base/strings/stringprintf.h"	11 #include "base/strings/stringprintf.h"

12	12

13 namespace {	13 namespace {

14	14

15 const int32 kDiskSignature = 0xF01427E0;	15 const int32 kDiskSignature = 0xF01427E0;

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303 int Stats::GetRatio(Counters hit, Counters miss) const {	303 int Stats::GetRatio(Counters hit, Counters miss) const {

304 int64 ratio = GetCounter(hit) * 100;	304 int64 ratio = GetCounter(hit) * 100;

305 if (!ratio)	305 if (!ratio)

306 return 0;	306 return 0;

307	307

308 ratio /= (GetCounter(hit) + GetCounter(miss));	308 ratio /= (GetCounter(hit) + GetCounter(miss));

309 return static_cast<int>(ratio);	309 return static_cast<int>(ratio);

310 }	310 }

311	311

312 } // namespace disk_cache	312 } // namespace disk_cache

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