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| 1 // Copyright 2015 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 #ifndef COMPONENTS_BROWSING_DATA_CONTENT_STORAGE_PARTITION_HTTP_CACHE_DATA_REMOV
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| 6 #define COMPONENTS_BROWSING_DATA_CONTENT_STORAGE_PARTITION_HTTP_CACHE_DATA_REMOV
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| 7 | |
| 8 #include <stdint.h> | |
| 9 | |
| 10 #include "base/callback.h" | |
| 11 #include "base/macros.h" | |
| 12 #include "base/sequenced_task_runner_helpers.h" | |
| 13 #include "base/time/time.h" | |
| 14 #include "net/base/completion_callback.h" | |
| 15 #include "url/gurl.h" | |
| 16 | |
| 17 namespace content { | |
| 18 class StoragePartition; | |
| 19 } | |
| 20 | |
| 21 namespace disk_cache { | |
| 22 class Backend; | |
| 23 } | |
| 24 | |
| 25 namespace net { | |
| 26 class URLRequestContextGetter; | |
| 27 } | |
| 28 | |
| 29 namespace browsing_data { | |
| 30 | |
| 31 // Helper to remove http cache data from a StoragePartition. | |
| 32 class StoragePartitionHttpCacheDataRemover { | |
| 33 public: | |
| 34 // Creates a StoragePartitionHttpCacheDataRemover that deletes cache entries | |
| 35 // in the time range between |delete_begin| (inclusively) and |delete_end| | |
| 36 // (exclusively). | |
| 37 static StoragePartitionHttpCacheDataRemover* CreateForRange( | |
| 38 content::StoragePartition* storage_partition, | |
| 39 base::Time delete_begin, | |
| 40 base::Time delete_end); | |
| 41 | |
| 42 // Similar to CreateForRange(), but only deletes URLs that are matched by | |
| 43 // |url_predicate|. Note that the deletion with URL filtering is not built in | |
| 44 // to the cache interface and might be slower. | |
| 45 static StoragePartitionHttpCacheDataRemover* CreateForURLsAndRange( | |
| 46 content::StoragePartition* storage_partition, | |
| 47 const base::Callback<bool(const GURL&)>& url_predicate, | |
| 48 base::Time delete_begin, | |
| 49 base::Time delete_end); | |
| 50 | |
| 51 // Calls |done_callback| upon completion and also destroys itself. | |
| 52 void Remove(const base::Closure& done_callback); | |
| 53 | |
| 54 private: | |
| 55 enum CacheState { | |
| 56 NONE, | |
| 57 CREATE_MAIN, | |
| 58 CREATE_MEDIA, | |
| 59 DELETE_MAIN, | |
| 60 DELETE_MEDIA, | |
| 61 DONE | |
| 62 }; | |
| 63 | |
| 64 StoragePartitionHttpCacheDataRemover( | |
| 65 base::Callback<bool(const GURL&)> url_predicate, | |
| 66 base::Time delete_begin, | |
| 67 base::Time delete_end, | |
| 68 net::URLRequestContextGetter* main_context_getter, | |
| 69 net::URLRequestContextGetter* media_context_getter); | |
| 70 | |
| 71 // StoragePartitionHttpCacheDataRemover deletes itself (using DeleteHelper) | |
| 72 // and is not supposed to be deleted by other objects so make destructor | |
| 73 // private and DeleteHelper a friend. | |
| 74 friend class base::DeleteHelper<StoragePartitionHttpCacheDataRemover>; | |
| 75 | |
| 76 ~StoragePartitionHttpCacheDataRemover(); | |
| 77 | |
| 78 void ClearHttpCacheOnIOThread(); | |
| 79 void ClearedHttpCache(); | |
| 80 // Performs the actual work to delete or count the cache. | |
| 81 void DoClearCache(int rv); | |
| 82 | |
| 83 base::Callback<bool(const GURL&)> url_predicate_; | |
| 84 const base::Time delete_begin_; | |
| 85 const base::Time delete_end_; | |
| 86 | |
| 87 const scoped_refptr<net::URLRequestContextGetter> main_context_getter_; | |
| 88 const scoped_refptr<net::URLRequestContextGetter> media_context_getter_; | |
| 89 | |
| 90 base::Closure done_callback_; | |
| 91 | |
| 92 // IO. | |
| 93 int next_cache_state_; | |
| 94 disk_cache::Backend* cache_; | |
| 95 | |
| 96 DISALLOW_COPY_AND_ASSIGN(StoragePartitionHttpCacheDataRemover); | |
| 97 }; | |
| 98 | |
| 99 } // namespace browsing_data | |
| 100 | |
| 101 #endif // COMPONENTS_BROWSING_DATA_CONTENT_STORAGE_PARTITION_HTTP_CACHE_DATA_RE
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Chromium Code Reviews
Issue 2757923002:
Move StoragePartitionHttpCacheDataRemover to content/ (Closed)
