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 00018 00019 #ifndef NET_INSTAWEB_UTIL_PUBLIC_HASHED_REFERER_STATISTICS_H_ 00020 #define NET_INSTAWEB_UTIL_PUBLIC_HASHED_REFERER_STATISTICS_H_ 00021 00022 #include <cstddef> 00023 #include "base/scoped_ptr.h" 00024 #include "net/instaweb/util/public/hasher.h" 00025 #include "net/instaweb/util/public/shared_mem_referer_statistics.h" 00026 #include "net/instaweb/util/public/string.h" 00027 #include "net/instaweb/util/public/string_util.h" 00028 00029 namespace net_instaweb { 00030 00031 class AbstractSharedMem; 00032 00037 class HashedRefererStatistics : public SharedMemRefererStatistics { 00038 public: 00039 HashedRefererStatistics(size_t number_of_strings, 00040 size_t average_string_length, 00041 AbstractSharedMem* shm_runtime, 00042 const GoogleString& filename_prefix, 00043 const GoogleString& filename_suffix, 00044 Hasher* hasher); 00045 00046 protected: 00047 GoogleString GetEntryStringForUrlString(const StringPiece& url) const; 00048 GoogleString GetEntryStringForDivLocation(const StringPiece& url) const; 00049 00050 private: 00051 scoped_ptr<Hasher> hasher_; 00052 }; 00053 00054 } 00055 00056 #endif ///< NET_INSTAWEB_UTIL_PUBLIC_HASHED_REFERER_STATISTICS_H_