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/*
* Copyright 2004 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_LIBJINGLE_XMLLITE_XMLNSSTACK_H_
#define WEBRTC_LIBJINGLE_XMLLITE_XMLNSSTACK_H_
#include <string>
#include <vector>
#include "webrtc/libjingle/xmllite/qname.h"
#include "webrtc/base/scoped_ptr.h"
namespace buzz {
class XmlnsStack {
public:
XmlnsStack();
~XmlnsStack();
void AddXmlns(const std::string& prefix, const std::string& ns);
void RemoveXmlns();
void PushFrame();
void PopFrame();
void Reset();
std::pair<std::string, bool> NsForPrefix(const std::string& prefix);
bool PrefixMatchesNs(const std::string & prefix, const std::string & ns);
std::pair<std::string, bool> PrefixForNs(const std::string& ns, bool isAttr);
std::pair<std::string, bool> AddNewPrefix(const std::string& ns, bool isAttr);
std::string FormatQName(const QName & name, bool isAttr);
private:
rtc::scoped_ptr<std::vector<std::string> > pxmlnsStack_;
rtc::scoped_ptr<std::vector<size_t> > pxmlnsDepthStack_;
};
}
#endif // WEBRTC_LIBJINGLE_XMLLITE_XMLNSSTACK_H_
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