css_url_counter.h

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/*
 * Copyright 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http:///www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#ifndef NET_INSTAWEB_REWRITER_PUBLIC_CSS_URL_COUNTER_H_
#define NET_INSTAWEB_REWRITER_PUBLIC_CSS_URL_COUNTER_H_

#include "net/instaweb/rewriter/public/css_tag_scanner.h"
#include "pagespeed/kernel/base/basictypes.h"
#include "pagespeed/kernel/base/string.h"
#include "pagespeed/kernel/base/string_util.h"

namespace net_instaweb {

class GoogleUrl;
class MessageHandler;

class CssUrlCounter : public CssTagScanner::Transformer {
 public:
  CssUrlCounter(const GoogleUrl* base_url, MessageHandler* handler)
      : base_url_(base_url), handler_(handler) {}
  virtual ~CssUrlCounter();

  bool Count(const StringPiece& in_text);

  const StringIntMap& url_counts() const { return url_counts_; }

 private:
  virtual TransformStatus Transform(GoogleString* str);

  StringIntMap url_counts_;

  const GoogleUrl* base_url_;

  MessageHandler* handler_;

  
};

}  

#endif