Page Speed Optimization Libraries  1.3.25.1
net/instaweb/util/public/file_system_lock_manager.h
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00001 /*
00002  * Copyright 2010 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00018 
00019 #ifndef NET_INSTAWEB_UTIL_PUBLIC_FILE_SYSTEM_LOCK_MANAGER_H_
00020 #define NET_INSTAWEB_UTIL_PUBLIC_FILE_SYSTEM_LOCK_MANAGER_H_
00021 
00022 #include "net/instaweb/util/public/basictypes.h"
00023 #include "net/instaweb/util/public/named_lock_manager.h"
00024 #include "net/instaweb/util/public/string.h"
00025 #include "net/instaweb/util/public/string_util.h"
00026 
00027 namespace net_instaweb {
00028 
00029 class FileSystem;
00030 class MessageHandler;
00031 class Scheduler;
00032 
00037 class FileSystemLockManager : public NamedLockManager {
00038  public:
00044   FileSystemLockManager(FileSystem* file_system,
00045                         const StringPiece& base_path,
00046                         Scheduler* scheduler,
00047                         MessageHandler* handler);
00048   virtual ~FileSystemLockManager();
00049 
00059   virtual NamedLock* CreateNamedLock(const StringPiece& name);
00060 
00062   FileSystem* file_system() const { return file_system_; }
00063   Scheduler* scheduler() const { return scheduler_; }
00064   MessageHandler* handler() const { return handler_; }
00065 
00066  private:
00067   FileSystem* file_system_;
00068   GoogleString base_path_;
00069   Scheduler* scheduler_;
00070   MessageHandler* handler_;
00071 
00072   DISALLOW_COPY_AND_ASSIGN(FileSystemLockManager);
00073 };
00074 
00075 }  
00076 
00077 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_FILE_SYSTEM_LOCK_MANAGER_H_
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