Page Speed Optimization Libraries
1.3.25.1
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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_REQUEST_TRACE_H_ 00020 #define NET_INSTAWEB_UTIL_PUBLIC_REQUEST_TRACE_H_ 00021 00022 #include <cstdarg> 00023 00024 #include "net/instaweb/util/public/basictypes.h" 00025 00026 namespace net_instaweb { 00027 00030 class RequestTrace { 00031 public: 00032 RequestTrace(); 00033 virtual ~RequestTrace(); 00034 00036 virtual void TraceVPrintf(const char* fm, va_list argp) = 0; 00037 void TracePrintf(const char* fmt, ...); 00038 00042 bool tracing_enabled() { return tracing_enabled_; } 00043 void set_tracing_enabled(bool x) { tracing_enabled_ = x; } 00044 00045 private: 00046 bool tracing_enabled_; 00047 00048 DISALLOW_COPY_AND_ASSIGN(RequestTrace); 00049 }; 00050 00051 } 00052 00053 #endif ///< NET_INSTAWEB_UTIL_PUBLIC_REQUEST_TRACE_H_