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Side by Side Diff: content/browser/indexed_db/indexed_db_dispatcher_host.h

Issue 2601163002: Remove indexed_db_messages.h. (Closed)
Patch Set: Addressed cmumford's feedback. Created 3 years, 11 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ 5 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_
6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ 6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 9
10 #include <map> 10 #include <map>
11 #include <memory> 11 #include <memory>
12 #include <string> 12 #include <string>
13 #include <utility> 13 #include <utility>
14 #include <vector> 14 #include <vector>
15 15
16 #include "base/macros.h" 16 #include "base/macros.h"
17 #include "base/memory/ref_counted.h" 17 #include "base/memory/ref_counted.h"
18 #include "content/browser/blob_storage/chrome_blob_storage_context.h" 18 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
19 #include "content/common/indexed_db/indexed_db.mojom.h" 19 #include "content/common/indexed_db/indexed_db.mojom.h"
20 #include "content/public/browser/browser_associated_interface.h" 20 #include "content/public/browser/browser_thread.h"
21 #include "content/public/browser/browser_message_filter.h" 21 #include "mojo/public/cpp/bindings/associated_binding_set.h"
22 #include "net/url_request/url_request_context_getter.h" 22 #include "net/url_request/url_request_context_getter.h"
23 #include "storage/browser/blob/blob_data_handle.h" 23 #include "storage/browser/blob/blob_data_handle.h"
24 24
25 namespace url { 25 namespace url {
26 class Origin; 26 class Origin;
27 } 27 }
28 28
29 namespace content { 29 namespace content {
30 class IndexedDBBlobInfo; 30 class IndexedDBBlobInfo;
31 class IndexedDBCallbacks; 31 class IndexedDBCallbacks;
32 class IndexedDBContextImpl; 32 class IndexedDBContextImpl;
33 class IndexedDBDatabaseCallbacks; 33 class IndexedDBDatabaseCallbacks;
34 34
35 // Handles all IndexedDB related messages from a particular renderer process. 35 // Handles all IndexedDB related messages from a particular renderer process.
36 class IndexedDBDispatcherHost 36 class IndexedDBDispatcherHost
37 : public BrowserMessageFilter, 37 : public base::RefCountedThreadSafe<IndexedDBDispatcherHost,
38 public BrowserAssociatedInterface<::indexed_db::mojom::Factory>, 38 BrowserThread::DeleteOnIOThread>,
39 public ::indexed_db::mojom::Factory { 39 public ::indexed_db::mojom::Factory {
40 public: 40 public:
41 // Only call the constructor from the UI thread. 41 // Only call the constructor from the UI thread.
42 IndexedDBDispatcherHost(int ipc_process_id, 42 IndexedDBDispatcherHost(int ipc_process_id,
43 net::URLRequestContextGetter* request_context_getter, 43 net::URLRequestContextGetter* request_context_getter,
44 IndexedDBContextImpl* indexed_db_context, 44 IndexedDBContextImpl* indexed_db_context,
45 ChromeBlobStorageContext* blob_storage_context); 45 ChromeBlobStorageContext* blob_storage_context);
46 46
47 // BrowserMessageFilter implementation. 47 void AddBinding(::indexed_db::mojom::FactoryAssociatedRequest request);
48 void OnChannelClosing() override;
49 void OnDestruct() const override;
50 bool OnMessageReceived(const IPC::Message& message) override;
51 48
52 // A shortcut for accessing our context. 49 // A shortcut for accessing our context.
53 IndexedDBContextImpl* context() const { return indexed_db_context_.get(); } 50 IndexedDBContextImpl* context() const { return indexed_db_context_.get(); }
54 storage::BlobStorageContext* blob_storage_context() const { 51 storage::BlobStorageContext* blob_storage_context() const {
55 return blob_storage_context_->context(); 52 return blob_storage_context_->context();
56 } 53 }
57 int ipc_process_id() const { return ipc_process_id_; } 54 int ipc_process_id() const { return ipc_process_id_; }
58 55
59 std::string HoldBlobData(const IndexedDBBlobInfo& blob_info); 56 std::string HoldBlobData(const IndexedDBBlobInfo& blob_info);
60 void DropBlobData(const std::string& uuid); 57 void DropBlobData(const std::string& uuid);
61 58
62 // True if the channel is closing/closed and outstanding requests
63 // can be abandoned. Only access on IndexedDB thread.
64 bool IsOpen() const;
65
66 private: 59 private:
67 // Friends to enable OnDestruct() delegation. 60 // Friends to enable OnDestruct() delegation.
68 friend class BrowserThread; 61 friend class BrowserThread;
69 friend class base::DeleteHelper<IndexedDBDispatcherHost>; 62 friend class base::DeleteHelper<IndexedDBDispatcherHost>;
70 63
71 ~IndexedDBDispatcherHost() override; 64 ~IndexedDBDispatcherHost() override;
72 65
73 // indexed_db::mojom::Factory implementation: 66 // indexed_db::mojom::Factory implementation:
74 void GetDatabaseNames( 67 void GetDatabaseNames(
75 ::indexed_db::mojom::CallbacksAssociatedPtrInfo callbacks_info, 68 ::indexed_db::mojom::CallbacksAssociatedPtrInfo callbacks_info,
(...skipping 29 matching lines...) Expand all
105 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; 98 scoped_refptr<IndexedDBContextImpl> indexed_db_context_;
106 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; 99 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_;
107 100
108 // Maps blob uuid to a pair (handle, ref count). Entry is added and/or count 101 // Maps blob uuid to a pair (handle, ref count). Entry is added and/or count
109 // is incremented in HoldBlobData(), and count is decremented and/or entry 102 // is incremented in HoldBlobData(), and count is decremented and/or entry
110 // removed in DropBlobData(). 103 // removed in DropBlobData().
111 std::map<std::string, 104 std::map<std::string,
112 std::pair<std::unique_ptr<storage::BlobDataHandle>, int>> 105 std::pair<std::unique_ptr<storage::BlobDataHandle>, int>>
113 blob_data_handle_map_; 106 blob_data_handle_map_;
114 107
115 // Only access on IndexedDB thread. 108 // Used to set file permissions for blob storage.
116 bool is_open_ = true; 109 const int ipc_process_id_;
117 110
118 // Used to set file permissions for blob storage. 111 mojo::AssociatedBindingSet<::indexed_db::mojom::Factory> bindings_;
119 int ipc_process_id_;
120 112
121 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost); 113 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost);
122 }; 114 };
123 115
124 } // namespace content 116 } // namespace content
125 117
126 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ 118 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_
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