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_REWRITER_PUBLIC_DETERMINISTIC_JS_FILTER_H_ 00020 #define NET_INSTAWEB_REWRITER_PUBLIC_DETERMINISTIC_JS_FILTER_H_ 00021 00022 #include "net/instaweb/htmlparse/public/empty_html_filter.h" 00023 #include "net/instaweb/util/public/basictypes.h" 00024 00025 namespace net_instaweb { 00026 00027 class HtmlElement; 00028 class RewriteDriver; 00029 00034 class DeterministicJsFilter : public EmptyHtmlFilter { 00035 public: 00036 explicit DeterministicJsFilter(RewriteDriver* driver); 00037 virtual ~DeterministicJsFilter(); 00038 00039 virtual void StartDocument(); 00040 virtual void StartElement(HtmlElement* element); 00041 virtual const char* Name() const { return "DeterministicJs"; } 00042 00043 private: 00044 RewriteDriver* driver_; 00045 bool found_head_; 00046 00047 DISALLOW_COPY_AND_ASSIGN(DeterministicJsFilter); 00048 }; 00049 00050 } 00051 00052 00053 #endif ///< NET_INSTAWEB_REWRITER_PUBLIC_DETERMINISTIC_JS_FILTER_H_