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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 CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_ | 5 #ifndef EXTENSIONS_BROWSER_API_API_RESOURCE_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_ | 6 #define EXTENSIONS_BROWSER_API_API_RESOURCE_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "content/public/browser/browser_thread.h" | 10 #include "content/public/browser/browser_thread.h" |
11 #include "extensions/common/extension.h" | 11 #include "extensions/common/extension.h" |
12 | 12 |
13 namespace extensions { | 13 namespace extensions { |
14 | 14 |
15 // An ApiResource represents something that an extension API manages, such as a | 15 // An ApiResource represents something that an extension API manages, such as a |
16 // socket or a serial-port connection. Typically, an ApiResourceManager will | 16 // socket or a serial-port connection. Typically, an ApiResourceManager will |
17 // control the lifetime of all ApiResources of a specific derived type. | 17 // control the lifetime of all ApiResources of a specific derived type. |
18 class ApiResource { | 18 class ApiResource { |
19 public: | 19 public: |
20 virtual ~ApiResource(); | 20 virtual ~ApiResource(); |
21 | 21 |
22 const std::string& owner_extension_id() const { | 22 const std::string& owner_extension_id() const { return owner_extension_id_; } |
23 return owner_extension_id_; | |
24 } | |
25 | 23 |
26 // If this method returns |true|, the resource remains open when the | 24 // If this method returns |true|, the resource remains open when the |
27 // owning extension is suspended due to inactivity. | 25 // owning extension is suspended due to inactivity. |
28 virtual bool IsPersistent() const; | 26 virtual bool IsPersistent() const; |
29 | 27 |
30 static const content::BrowserThread::ID kThreadId = | 28 static const content::BrowserThread::ID kThreadId = |
31 content::BrowserThread::IO; | 29 content::BrowserThread::IO; |
32 | 30 |
33 protected: | 31 protected: |
34 explicit ApiResource(const std::string& owner_extension_id); | 32 explicit ApiResource(const std::string& owner_extension_id); |
35 | 33 |
36 private: | 34 private: |
37 // The extension that owns this resource. | 35 // The extension that owns this resource. |
38 const std::string owner_extension_id_; | 36 const std::string owner_extension_id_; |
39 | 37 |
40 DISALLOW_COPY_AND_ASSIGN(ApiResource); | 38 DISALLOW_COPY_AND_ASSIGN(ApiResource); |
41 }; | 39 }; |
42 | 40 |
43 } // namespace extensions | 41 } // namespace extensions |
44 | 42 |
45 #endif // CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_ | 43 #endif // EXTENSIONS_BROWSER_API_API_RESOURCE_H_ |
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