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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #ifndef NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ | 5 #ifndef NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ |
| 6 #define NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ | 6 #define NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ |
| 7 | 7 |
| 8 #include "base/metrics/histogram.h" | 8 #include "base/metrics/histogram.h" |
| 9 #include "base/metrics/sparse_histogram.h" | 9 #include "base/metrics/sparse_histogram.h" |
| 10 #include "net/base/cache_type.h" | 10 #include "net/base/cache_type.h" |
| 11 | 11 |
| 12 // This file contains macros used to report histograms. The main issue is that | 12 // This file contains macros used to report histograms. The main issue is that |
| 13 // we want to have separate histograms for each type of cache (app, http, and | 13 // we want to have separate histograms for each type of cache (app, http, and |
| 14 // media), while making it easy to report histograms and have all names | 14 // media), while making it easy to report histograms and have all names |
| 15 // precomputed. | 15 // precomputed. |
| 16 | 16 |
| 17 #define SIMPLE_CACHE_THUNK(uma_type, args) UMA_HISTOGRAM_##uma_type args | 17 #define SIMPLE_CACHE_THUNK(uma_type, args) UMA_HISTOGRAM_##uma_type args |
| 18 | 18 |
| 19 // TODO(pasko): add histograms for shader cache as soon as it becomes possible | 19 // TODO(pasko): add histograms for shader cache as soon as it becomes possible |
| 20 // for a user to get shader cache with the |SimpleBackendImpl| without altering | 20 // for a user to get shader cache with the |SimpleBackendImpl| without altering |
| 21 // any flags. | 21 // any flags. |
| 22 #define SIMPLE_CACHE_UMA(uma_type, uma_name, cache_type, ...) \ | 22 #define SIMPLE_CACHE_UMA(uma_type, uma_name, cache_type, ...) \ |
| 23 do { \ | 23 do { \ |
| 24 switch (cache_type) { \ | 24 switch (cache_type) { \ |
| 25 case net::DISK_CACHE: \ | 25 case net::DISK_CACHE: \ |
| 26 SIMPLE_CACHE_THUNK( \ | 26 SIMPLE_CACHE_THUNK(uma_type, \ |
| 27 uma_type, ("SimpleCache.Http." uma_name, ##__VA_ARGS__)); \ | 27 ("SimpleCache.Http." uma_name, ##__VA_ARGS__)); \ |
| 28 break; \ | 28 break; \ |
| 29 case net::APP_CACHE: \ | 29 case net::APP_CACHE: \ |
| 30 SIMPLE_CACHE_THUNK( \ | 30 SIMPLE_CACHE_THUNK(uma_type, \ |
| 31 uma_type, ("SimpleCache.App." uma_name, ##__VA_ARGS__)); \ | 31 ("SimpleCache.App." uma_name, ##__VA_ARGS__)); \ |
| 32 break; \ | 32 break; \ |
| 33 case net::MEDIA_CACHE: \ | 33 case net::MEDIA_CACHE: \ |
| 34 SIMPLE_CACHE_THUNK( \ | 34 SIMPLE_CACHE_THUNK(uma_type, \ |
| 35 uma_type, ("SimpleCache.Media." uma_name, ##__VA_ARGS__)); \ | 35 ("SimpleCache.Media." uma_name, ##__VA_ARGS__)); \ |
| 36 break; \ | 36 break; \ |
| 37 case net::SHADER_CACHE: \ | 37 case net::SHADER_CACHE: \ |
| 38 break; \ | 38 break; \ |
| 39 default: \ | 39 default: \ |
| 40 NOTREACHED(); \ | 40 NOTREACHED(); \ |
| 41 break; \ | 41 break; \ |
| 42 } \ | 42 } \ |
| 43 } while (0) | 43 } while (0) |
| 44 | 44 |
| 45 #endif // NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ | 45 #endif // NET_DISK_CACHE_SIMPLE_SIMPLE_HISTOGRAM_MACROS_H_ |
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