Page Speed Optimization Libraries
1.7.30.1
|
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 00022 00023 #ifndef NET_INSTAWEB_AUTOMATIC_PUBLIC_HTML_DETECTOR_H_ 00024 #define NET_INSTAWEB_AUTOMATIC_PUBLIC_HTML_DETECTOR_H_ 00025 00026 #include "base/logging.h" 00027 #include "net/instaweb/util/public/basictypes.h" 00028 #include "net/instaweb/util/public/string.h" 00029 #include "net/instaweb/util/public/string_util.h" 00030 00031 namespace net_instaweb { 00032 00054 class HtmlDetector { 00055 public: 00056 HtmlDetector(); 00057 ~HtmlDetector(); 00058 00068 bool ConsiderInput(const StringPiece& data); 00069 00072 bool already_decided() const { return already_decided_; } 00073 00075 bool probable_html() const { 00076 DCHECK(already_decided_); 00077 return probable_html_; 00078 } 00079 00083 void ReleaseBuffered(GoogleString* out_buffer); 00084 00088 void ForceDecision(bool is_html); 00089 00090 private: 00091 GoogleString buffer_; 00092 bool already_decided_; 00093 bool probable_html_; 00094 00095 DISALLOW_COPY_AND_ASSIGN(HtmlDetector); 00096 }; 00097 00098 } 00099 00100 #endif ///< NET_INSTAWEB_AUTOMATIC_PUBLIC_HTML_DETECTOR_H_