Index: net/disk_cache/cache_creator.cc |
diff --git a/net/disk_cache/cache_creator.cc b/net/disk_cache/cache_creator.cc |
deleted file mode 100644 |
index 93c06b3232df511a7a1eb9d50d536e883015a67b..0000000000000000000000000000000000000000 |
--- a/net/disk_cache/cache_creator.cc |
+++ /dev/null |
@@ -1,196 +0,0 @@ |
-// Copyright (c) 2012 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. |
- |
-#include "base/files/file_path.h" |
-#include "base/metrics/field_trial.h" |
-#include "base/profiler/scoped_tracker.h" |
-#include "base/single_thread_task_runner.h" |
-#include "base/strings/stringprintf.h" |
-#include "net/base/cache_type.h" |
-#include "net/base/net_errors.h" |
-#include "net/disk_cache/blockfile/backend_impl.h" |
-#include "net/disk_cache/cache_util.h" |
-#include "net/disk_cache/disk_cache.h" |
-#include "net/disk_cache/memory/mem_backend_impl.h" |
-#include "net/disk_cache/simple/simple_backend_impl.h" |
- |
-namespace { |
- |
-// Builds an instance of the backend depending on platform, type, experiments |
-// etc. Takes care of the retry state. This object will self-destroy when |
-// finished. |
-class CacheCreator { |
- public: |
- CacheCreator(const base::FilePath& path, |
- bool force, |
- int max_bytes, |
- net::CacheType type, |
- net::BackendType backend_type, |
- uint32 flags, |
- const scoped_refptr<base::SingleThreadTaskRunner>& thread, |
- net::NetLog* net_log, |
- scoped_ptr<disk_cache::Backend>* backend, |
- const net::CompletionCallback& callback); |
- |
- // Creates the backend. |
- int Run(); |
- |
- private: |
- ~CacheCreator(); |
- |
- void DoCallback(int result); |
- |
- void OnIOComplete(int result); |
- |
- const base::FilePath path_; |
- bool force_; |
- bool retry_; |
- int max_bytes_; |
- net::CacheType type_; |
- net::BackendType backend_type_; |
- uint32 flags_; |
- scoped_refptr<base::SingleThreadTaskRunner> thread_; |
- scoped_ptr<disk_cache::Backend>* backend_; |
- net::CompletionCallback callback_; |
- scoped_ptr<disk_cache::Backend> created_cache_; |
- net::NetLog* net_log_; |
- |
- DISALLOW_COPY_AND_ASSIGN(CacheCreator); |
-}; |
- |
-CacheCreator::CacheCreator( |
- const base::FilePath& path, |
- bool force, |
- int max_bytes, |
- net::CacheType type, |
- net::BackendType backend_type, |
- uint32 flags, |
- const scoped_refptr<base::SingleThreadTaskRunner>& thread, |
- net::NetLog* net_log, |
- scoped_ptr<disk_cache::Backend>* backend, |
- const net::CompletionCallback& callback) |
- : path_(path), |
- force_(force), |
- retry_(false), |
- max_bytes_(max_bytes), |
- type_(type), |
- backend_type_(backend_type), |
- flags_(flags), |
- thread_(thread), |
- backend_(backend), |
- callback_(callback), |
- net_log_(net_log) { |
-} |
- |
-CacheCreator::~CacheCreator() { |
-} |
- |
-int CacheCreator::Run() { |
-#if defined(OS_ANDROID) |
- static const bool kSimpleBackendIsDefault = true; |
-#else |
- static const bool kSimpleBackendIsDefault = false; |
-#endif |
- if (backend_type_ == net::CACHE_BACKEND_SIMPLE || |
- (backend_type_ == net::CACHE_BACKEND_DEFAULT && |
- kSimpleBackendIsDefault)) { |
- disk_cache::SimpleBackendImpl* simple_cache = |
- new disk_cache::SimpleBackendImpl( |
- path_, max_bytes_, type_, thread_, net_log_); |
- created_cache_.reset(simple_cache); |
- return simple_cache->Init( |
- base::Bind(&CacheCreator::OnIOComplete, base::Unretained(this))); |
- } |
- |
- // Avoid references to blockfile functions on Android to reduce binary size. |
-#if defined(OS_ANDROID) |
- return net::ERR_FAILED; |
-#else |
- disk_cache::BackendImpl* new_cache = |
- new disk_cache::BackendImpl(path_, thread_, net_log_); |
- created_cache_.reset(new_cache); |
- new_cache->SetMaxSize(max_bytes_); |
- new_cache->SetType(type_); |
- new_cache->SetFlags(flags_); |
- int rv = new_cache->Init( |
- base::Bind(&CacheCreator::OnIOComplete, base::Unretained(this))); |
- DCHECK_EQ(net::ERR_IO_PENDING, rv); |
- return rv; |
-#endif |
-} |
- |
-void CacheCreator::DoCallback(int result) { |
- DCHECK_NE(net::ERR_IO_PENDING, result); |
- if (result == net::OK) { |
-#ifndef USE_TRACING_CACHE_BACKEND |
- *backend_ = created_cache_.Pass(); |
-#else |
- *backend_.reset( |
- new disk_cache::TracingCacheBackend(created_cache_.Pass())); |
-#endif |
- } else { |
- LOG(ERROR) << "Unable to create cache"; |
- created_cache_.reset(); |
- } |
- callback_.Run(result); |
- delete this; |
-} |
- |
-// If the initialization of the cache fails, and |force| is true, we will |
-// discard the whole cache and create a new one. |
-void CacheCreator::OnIOComplete(int result) { |
- // TODO(vadimt): Remove ScopedTracker below once crbug.com/422516 is fixed. |
- tracked_objects::ScopedTracker tracking_profile( |
- FROM_HERE_WITH_EXPLICIT_FUNCTION("422516 CacheCreator::OnIOComplete")); |
- |
- if (result == net::OK || !force_ || retry_) |
- return DoCallback(result); |
- |
- // This is a failure and we are supposed to try again, so delete the object, |
- // delete all the files, and try again. |
- retry_ = true; |
- created_cache_.reset(); |
- if (!disk_cache::DelayedCacheCleanup(path_)) |
- return DoCallback(result); |
- |
- // The worker thread will start deleting files soon, but the original folder |
- // is not there anymore... let's create a new set of files. |
- int rv = Run(); |
- DCHECK_EQ(net::ERR_IO_PENDING, rv); |
-} |
- |
-} // namespace |
- |
-namespace disk_cache { |
- |
-int CreateCacheBackend( |
- net::CacheType type, |
- net::BackendType backend_type, |
- const base::FilePath& path, |
- int max_bytes, |
- bool force, |
- const scoped_refptr<base::SingleThreadTaskRunner>& thread, |
- net::NetLog* net_log, |
- scoped_ptr<Backend>* backend, |
- const net::CompletionCallback& callback) { |
- DCHECK(!callback.is_null()); |
- if (type == net::MEMORY_CACHE) { |
- *backend = disk_cache::MemBackendImpl::CreateBackend(max_bytes, net_log); |
- return *backend ? net::OK : net::ERR_FAILED; |
- } |
- DCHECK(thread.get()); |
- CacheCreator* creator = new CacheCreator(path, |
- force, |
- max_bytes, |
- type, |
- backend_type, |
- kNone, |
- thread, |
- net_log, |
- backend, |
- callback); |
- return creator->Run(); |
-} |
- |
-} // namespace disk_cache |