Page Speed Optimization Libraries  1.5.27.2
net/instaweb/util/public/queued_worker.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 
00021 
00022 #ifndef NET_INSTAWEB_UTIL_PUBLIC_QUEUED_WORKER_H_
00023 #define NET_INSTAWEB_UTIL_PUBLIC_QUEUED_WORKER_H_
00024 
00025 #include "net/instaweb/util/public/basictypes.h"
00026 #include "net/instaweb/util/public/string_util.h"
00027 #include "net/instaweb/util/public/thread_system.h"
00028 #include "net/instaweb/util/public/worker.h"
00029 
00030 namespace net_instaweb {
00031 
00032 class Function;
00033 
00035 class QueuedWorker : public Worker {
00036  public:
00039   QueuedWorker(StringPiece thread_name, ThreadSystem* runtime);
00040 
00042   virtual ~QueuedWorker();
00043 
00049   void RunInWorkThread(Function* closure);
00050 
00054   void TimedWait(ThreadSystem::Condvar* condvar, int64 timeout_ms);
00055 
00056  private:
00057   virtual bool IsPermitted(Function* closure);
00058 
00059   DISALLOW_COPY_AND_ASSIGN(QueuedWorker);
00060 };
00061 
00062 }  
00063 
00064 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_QUEUED_WORKER_H_
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