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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 #include "storage/browser/blob/blob_data_handle.h" | 5 #include "storage/browser/blob/blob_data_handle.h" |
| 6 | 6 |
| 7 #include <stdint.h> | 7 #include <stdint.h> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/location.h" | 10 #include "base/location.h" |
| (...skipping 29 matching lines...) Expand all Loading... |
| 40 return make_scoped_ptr(FileStreamReader::CreateForLocalFile( | 40 return make_scoped_ptr(FileStreamReader::CreateForLocalFile( |
| 41 task_runner, file_path, initial_offset, expected_modification_time)); | 41 task_runner, file_path, initial_offset, expected_modification_time)); |
| 42 } | 42 } |
| 43 | 43 |
| 44 scoped_ptr<FileStreamReader> CreateFileStreamReader( | 44 scoped_ptr<FileStreamReader> CreateFileStreamReader( |
| 45 const GURL& filesystem_url, | 45 const GURL& filesystem_url, |
| 46 int64_t offset, | 46 int64_t offset, |
| 47 int64_t max_bytes_to_read, | 47 int64_t max_bytes_to_read, |
| 48 const base::Time& expected_modification_time) override { | 48 const base::Time& expected_modification_time) override { |
| 49 return file_system_context_->CreateFileStreamReader( | 49 return file_system_context_->CreateFileStreamReader( |
| 50 storage::FileSystemURL( | 50 storage::FileSystemURL(file_system_context_->CrackURL(filesystem_url)), |
| 51 file_system_context_->CrackURL( | 51 offset, max_bytes_to_read, expected_modification_time); |
| 52 filesystem_url)), | |
| 53 offset, max_bytes_to_read, | |
| 54 expected_modification_time) | |
| 55 .Pass(); | |
| 56 } | 52 } |
| 57 | 53 |
| 58 private: | 54 private: |
| 59 scoped_refptr<FileSystemContext> file_system_context_; | 55 scoped_refptr<FileSystemContext> file_system_context_; |
| 60 DISALLOW_COPY_AND_ASSIGN(FileStreamReaderProviderImpl); | 56 DISALLOW_COPY_AND_ASSIGN(FileStreamReaderProviderImpl); |
| 61 }; | 57 }; |
| 62 | 58 |
| 63 } // namespace | 59 } // namespace |
| 64 | 60 |
| 65 BlobDataHandle::BlobDataHandleShared::BlobDataHandleShared( | 61 BlobDataHandle::BlobDataHandleShared::BlobDataHandleShared( |
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| 78 FileSystemContext* file_system_context, | 74 FileSystemContext* file_system_context, |
| 79 base::SequencedTaskRunner* file_task_runner) const { | 75 base::SequencedTaskRunner* file_task_runner) const { |
| 80 return scoped_ptr<BlobReader>(new BlobReader( | 76 return scoped_ptr<BlobReader>(new BlobReader( |
| 81 this, scoped_ptr<BlobReader::FileStreamReaderProvider>( | 77 this, scoped_ptr<BlobReader::FileStreamReaderProvider>( |
| 82 new FileStreamReaderProviderImpl(file_system_context)), | 78 new FileStreamReaderProviderImpl(file_system_context)), |
| 83 file_task_runner)); | 79 file_task_runner)); |
| 84 } | 80 } |
| 85 | 81 |
| 86 scoped_ptr<BlobDataSnapshot> | 82 scoped_ptr<BlobDataSnapshot> |
| 87 BlobDataHandle::BlobDataHandleShared::CreateSnapshot() const { | 83 BlobDataHandle::BlobDataHandleShared::CreateSnapshot() const { |
| 88 return context_->CreateSnapshot(uuid_).Pass(); | 84 return context_->CreateSnapshot(uuid_); |
| 89 } | 85 } |
| 90 | 86 |
| 91 BlobDataHandle::BlobDataHandleShared::~BlobDataHandleShared() { | 87 BlobDataHandle::BlobDataHandleShared::~BlobDataHandleShared() { |
| 92 if (context_.get()) | 88 if (context_.get()) |
| 93 context_->DecrementBlobRefCount(uuid_); | 89 context_->DecrementBlobRefCount(uuid_); |
| 94 } | 90 } |
| 95 | 91 |
| 96 BlobDataHandle::BlobDataHandle(const std::string& uuid, | 92 BlobDataHandle::BlobDataHandle(const std::string& uuid, |
| 97 const std::string& content_type, | 93 const std::string& content_type, |
| 98 const std::string& content_disposition, | 94 const std::string& content_disposition, |
| (...skipping 15 matching lines...) Expand all Loading... |
| 114 | 110 |
| 115 BlobDataHandle::~BlobDataHandle() { | 111 BlobDataHandle::~BlobDataHandle() { |
| 116 BlobDataHandleShared* raw = shared_.get(); | 112 BlobDataHandleShared* raw = shared_.get(); |
| 117 raw->AddRef(); | 113 raw->AddRef(); |
| 118 shared_ = nullptr; | 114 shared_ = nullptr; |
| 119 io_task_runner_->ReleaseSoon(FROM_HERE, raw); | 115 io_task_runner_->ReleaseSoon(FROM_HERE, raw); |
| 120 } | 116 } |
| 121 | 117 |
| 122 scoped_ptr<BlobDataSnapshot> BlobDataHandle::CreateSnapshot() const { | 118 scoped_ptr<BlobDataSnapshot> BlobDataHandle::CreateSnapshot() const { |
| 123 DCHECK(io_task_runner_->RunsTasksOnCurrentThread()); | 119 DCHECK(io_task_runner_->RunsTasksOnCurrentThread()); |
| 124 return shared_->CreateSnapshot().Pass(); | 120 return shared_->CreateSnapshot(); |
| 125 } | 121 } |
| 126 | 122 |
| 127 const std::string& BlobDataHandle::uuid() const { | 123 const std::string& BlobDataHandle::uuid() const { |
| 128 return shared_->uuid_; | 124 return shared_->uuid_; |
| 129 } | 125 } |
| 130 | 126 |
| 131 const std::string& BlobDataHandle::content_type() const { | 127 const std::string& BlobDataHandle::content_type() const { |
| 132 return shared_->content_type_; | 128 return shared_->content_type_; |
| 133 } | 129 } |
| 134 | 130 |
| 135 const std::string& BlobDataHandle::content_disposition() const { | 131 const std::string& BlobDataHandle::content_disposition() const { |
| 136 return shared_->content_disposition_; | 132 return shared_->content_disposition_; |
| 137 } | 133 } |
| 138 | 134 |
| 139 } // namespace storage | 135 } // namespace storage |
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