Page Speed Optimization Libraries
1.7.30.3
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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 00040 00041 #ifndef NET_INSTAWEB_HTMLPARSE_PUBLIC_LOGGING_HTML_FILTER_H_ 00042 #define NET_INSTAWEB_HTMLPARSE_PUBLIC_LOGGING_HTML_FILTER_H_ 00043 00044 #include "net/instaweb/htmlparse/public/empty_html_filter.h" 00045 #include "pagespeed/kernel/base/basictypes.h" 00046 00047 namespace net_instaweb { 00048 00049 class HtmlCdataNode; 00050 class HtmlCommentNode; 00051 class HtmlDirectiveNode; 00052 class HtmlElement; 00053 class HtmlIEDirectiveNode; 00054 class StatisticsLog; 00055 00057 class LoggingFilter : public EmptyHtmlFilter { 00058 public: 00062 enum Statistic { 00063 MIN_STAT = 0, 00064 NUM_EXPLICIT_CLOSED = 0, 00065 NUM_IMPLICIT_CLOSED, 00066 NUM_BRIEF_CLOSED, 00067 NUM_CLOSED, 00068 NUM_UNCLOSED, 00069 NUM_SPURIOUS_CLOSED, 00070 NUM_TAGS, 00071 NUM_CDATA, 00072 NUM_COMMENTS, 00073 NUM_DIRECTIVES, 00074 NUM_DOCUMENTS, 00075 NUM_IE_DIRECTIVES, 00076 MAX_STAT 00077 }; 00078 00079 LoggingFilter(); 00080 00082 virtual void StartDocument(); 00083 virtual void StartElement(HtmlElement* element); 00084 virtual void EndElement(HtmlElement* element); 00085 virtual void Cdata(HtmlCdataNode* cdata); 00086 virtual void Comment(HtmlCommentNode* comment); 00087 virtual void IEDirective(HtmlIEDirectiveNode* directive); 00088 virtual void Directive(HtmlDirectiveNode* directive); 00089 virtual const char* Name() const { return "Logging"; } 00090 00092 inline int get(const Statistic statistic) const { 00093 return stats_[statistic]; 00094 } 00095 00097 00099 void LogStatistics(StatisticsLog *statistics_log) const; 00100 00101 void Reset(); 00102 00103 private: 00104 int stats_[MAX_STAT]; 00105 00106 DISALLOW_COPY_AND_ASSIGN(LoggingFilter); 00107 }; 00108 00109 } 00110 00111 #endif ///< NET_INSTAWEB_HTMLPARSE_PUBLIC_LOGGING_HTML_FILTER_H_