|  | // Copyright (c) 2011 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 NET_FTP_FTP_TRANSACTION_FACTORY_H_ | 
|  | #define NET_FTP_FTP_TRANSACTION_FACTORY_H_ | 
|  |  | 
|  | #include <memory> | 
|  |  | 
|  | #include "net/base/net_export.h" | 
|  |  | 
|  | namespace net { | 
|  |  | 
|  | class FtpTransaction; | 
|  |  | 
|  | // An interface to a class that can create FtpTransaction objects. | 
|  | class NET_EXPORT FtpTransactionFactory { | 
|  | public: | 
|  | virtual ~FtpTransactionFactory() {} | 
|  |  | 
|  | // Creates a FtpTransaction object. | 
|  | virtual std::unique_ptr<FtpTransaction> CreateTransaction() = 0; | 
|  |  | 
|  | // Suspends the creation of new transactions. If |suspend| is false, creation | 
|  | // of new transactions is resumed. | 
|  | virtual void Suspend(bool suspend) = 0; | 
|  | }; | 
|  |  | 
|  | }  // namespace net | 
|  |  | 
|  | #endif  // NET_FTP_FTP_TRANSACTION_FACTORY_H_ |