pagespeed/kernel/util/url_segment_encoder.cc

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */


#include "pagespeed/kernel/util/url_segment_encoder.h"

#include "base/logging.h"
#include "pagespeed/kernel/base/string.h"
#include "pagespeed/kernel/base/string_util.h"
#include "pagespeed/kernel/util/url_escaper.h"

namespace net_instaweb {
class MessageHandler;
class ResourceContext;

UrlSegmentEncoder::~UrlSegmentEncoder() {
}

void UrlSegmentEncoder::Encode(const StringVector& urls,
                               const ResourceContext* data,
                               GoogleString* url_segment) const {
  DCHECK_EQ(1U, urls.size());
  UrlEscaper::EncodeToUrlSegment(urls[0], url_segment);
}

bool UrlSegmentEncoder::Decode(const StringPiece& url_segment,
                               StringVector* urls,
                               ResourceContext* out_data,
                               MessageHandler* handler) const {
  urls->clear();
  urls->push_back(GoogleString());
  GoogleString& url = urls->back();
  return UrlEscaper::DecodeFromUrlSegment(url_segment, &url);
}

}  // namespace net_instaweb