Page Speed Optimization Libraries  1.5.27.2
net/instaweb/util/public/posix_timer.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_POSIX_TIMER_H_
00020 #define NET_INSTAWEB_UTIL_PUBLIC_POSIX_TIMER_H_
00021 
00022 #include "net/instaweb/util/public/basictypes.h"
00023 #include "net/instaweb/util/public/timer.h"
00024 
00025 namespace net_instaweb {
00026 
00027 class PosixTimer : public Timer {
00028  public:
00029   PosixTimer() {}
00030   virtual ~PosixTimer();
00031 
00032   virtual int64 NowUs() const;
00033   virtual void SleepUs(int64 us);
00034 
00035  private:
00036   DISALLOW_COPY_AND_ASSIGN(PosixTimer);
00037 };
00038 
00039 }  
00040 
00041 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_POSIX_TIMER_H_
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