Page Speed Optimization Libraries  1.6.29.3
net/instaweb/util/public/mock_time_cache.h
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00001 /*
00002  * Copyright 2011 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 
00026 
00027 #ifndef NET_INSTAWEB_UTIL_PUBLIC_MOCK_TIME_CACHE_H_
00028 #define NET_INSTAWEB_UTIL_PUBLIC_MOCK_TIME_CACHE_H_
00029 
00030 #include "net/instaweb/util/public/cache_interface.h"
00031 #include "pagespeed/kernel/base/basictypes.h"
00032 #include "pagespeed/kernel/base/string.h"
00033 #include "pagespeed/kernel/base/string_util.h"
00034 
00035 namespace net_instaweb {
00036 
00037 class Scheduler;
00038 class SharedString;
00039 
00041 class MockTimeCache : public CacheInterface {
00042  public:
00044   MockTimeCache(Scheduler* scheduler, CacheInterface* cache);
00045   virtual ~MockTimeCache();
00046 
00048   virtual void Get(const GoogleString& key, Callback* callback);
00049   virtual void Put(const GoogleString& key, SharedString* value);
00050   virtual void Delete(const GoogleString& key);
00051 
00055   void set_delay_us(int64 delay_us) { delay_us_ = delay_us; }
00056   int64 delay_us() const { return delay_us_; }
00057 
00058   Scheduler* scheduler() { return scheduler_; }
00059 
00060   virtual GoogleString Name() const { return FormatName(cache_->Name()); }
00061   static GoogleString FormatName(StringPiece name);
00062   virtual bool IsBlocking() const { return cache_->IsBlocking(); }
00063   virtual bool IsHealthy() const { return cache_->IsHealthy(); }
00064   virtual void ShutDown() { cache_->ShutDown(); }
00065 
00066  private:
00067   class DelayCallback;
00068 
00069   Scheduler* scheduler_;
00070   CacheInterface* cache_;
00071   int64 delay_us_;
00072   GoogleString name_;
00073 
00074   DISALLOW_COPY_AND_ASSIGN(MockTimeCache);
00075 };
00076 
00077 }  
00078 
00079 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_MOCK_TIME_CACHE_H_
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