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// 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.
#ifndef CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_
#define CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "content/public/browser/browser_thread.h"
#include "extensions/common/extension.h"
namespace extensions {
// An ApiResource represents something that an extension API manages, such as a
// socket or a serial-port connection. Typically, an ApiResourceManager will
// control the lifetime of all ApiResources of a specific derived type.
class ApiResource {
public:
virtual ~ApiResource();
const std::string& owner_extension_id() const {
return owner_extension_id_;
}
// If this method returns |true|, the resource remains open when the
// owning extension is suspended due to inactivity.
virtual bool IsPersistent() const;
static const content::BrowserThread::ID kThreadId =
content::BrowserThread::IO;
protected:
explicit ApiResource(const std::string& owner_extension_id);
private:
// The extension that owns this resource.
const std::string owner_extension_id_;
DISALLOW_COPY_AND_ASSIGN(ApiResource);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_API_RESOURCE_H_
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