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/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _xmlbuilder_h_
#define _xmlbuilder_h_
#include <string>
#include "talk/base/scoped_ptr.h"
#include "talk/base/stl_decl.h"
#include "talk/xmllite/xmlparser.h"
#ifdef OSX
#include "talk/third_party/expat/expat.h"
#else
#include <expat.h>
#endif
namespace buzz {
class XmlElement;
class XmlParseContext;
class XmlBuilder : public XmlParseHandler {
public:
XmlBuilder();
static XmlElement * BuildElement(XmlParseContext * pctx,
const char * name, const char ** atts);
virtual void StartElement(XmlParseContext * pctx,
const char * name, const char ** atts);
virtual void EndElement(XmlParseContext * pctx, const char * name);
virtual void CharacterData(XmlParseContext * pctx,
const char * text, int len);
virtual void Error(XmlParseContext * pctx, XML_Error);
virtual ~XmlBuilder();
void Reset();
// Take ownership of the built element; second call returns NULL
XmlElement * CreateElement();
// Peek at the built element without taking ownership
XmlElement * BuiltElement();
private:
XmlElement * pelCurrent_;
scoped_ptr<XmlElement> pelRoot_;
scoped_ptr<std::vector<XmlElement *, std::allocator<XmlElement *> > >
pvParents_;
};
}
#endif
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