Page Speed Optimization Libraries  1.5.27.2
net/instaweb/util/public/abstract_client_state.h
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00001 /*
00002  * Copyright 2012 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_ABSTRACT_CLIENT_STATE_H_
00020 #define NET_INSTAWEB_UTIL_PUBLIC_ABSTRACT_CLIENT_STATE_H_
00021 
00022 #include "net/instaweb/util/public/basictypes.h"
00023 #include "net/instaweb/util/public/string.h"
00024 
00025 namespace net_instaweb {
00026 class PropertyCache;
00027 class PropertyPage;
00028 class Timer;
00029 
00032 class AbstractClientState {
00033  public:
00034   virtual ~AbstractClientState() { }
00035 
00039   virtual bool InCache(const GoogleString& url) = 0;
00040 
00043   virtual void Set(const GoogleString& url, int64 expire_ms) = 0;
00044 
00046   virtual void Clear() = 0;
00047 
00049   virtual const GoogleString& ClientId() const = 0;
00050 
00055   virtual bool InitFromPropertyCache(
00056       const GoogleString& client_id,
00057       PropertyCache* property_cache,
00058       PropertyPage* property_page,
00059       Timer* timer) = 0;
00060 
00064   virtual void WriteBackToPropertyCache() = 0;
00065 };
00066 
00067 }  
00068 
00069 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_ABSTRACT_CLIENT_STATE_H_
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