Page Speed Optimization Libraries
1.2.24.1
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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_SLOW_WORKER_H_ 00023 #define NET_INSTAWEB_UTIL_PUBLIC_SLOW_WORKER_H_ 00024 00025 #include "net/instaweb/util/public/basictypes.h" 00026 #include "net/instaweb/util/public/worker.h" 00027 00028 namespace net_instaweb { 00029 00030 class Function; 00031 class ThreadSystem; 00032 00034 class SlowWorker : public Worker { 00035 public: 00038 explicit SlowWorker(ThreadSystem* runtime); 00039 00041 virtual ~SlowWorker(); 00042 00047 void RunIfNotBusy(Function* closure); 00048 00049 private: 00050 virtual bool IsPermitted(Function* closure); 00051 00052 DISALLOW_COPY_AND_ASSIGN(SlowWorker); 00053 }; 00054 00055 } 00056 00057 #endif ///< NET_INSTAWEB_UTIL_PUBLIC_SLOW_WORKER_H_