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/**
* @file
* @author 2012-2013 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef DOMUTILS_H_WK0WAEA7
#define DOMUTILS_H_WK0WAEA7
#include <set>
#include <list>
#include <iostream>
#include "uscxml/Common.h"
#include <xercesc/util/XMLString.hpp>
#include <xercesc/dom/DOM.hpp>
/*
#define TAGNAME_CAST(elem) ((Arabica::DOM::Element<std::string>)elem).getTagName()
#define LOCALNAME_CAST(elem) ((Arabica::DOM::Element<std::string>)elem).getLocalName()
#define ATTR_CAST(elem, attr) ((Arabica::DOM::Element<std::string>)elem).getAttribute(attr)
#define ATTR_NODE_CAST(elem, attr) ((Arabica::DOM::Element<std::string>)elem).getAttributeNode(attr)
#define HAS_ATTR_CAST(elem, attr) ((Arabica::DOM::Element<std::string>)elem).hasAttribute(attr)
#define TAGNAME(elem) elem.getTagName()
#define LOCALNAME(elem) elem.getLocalName()
#define ATTR(elem, attr) elem.getAttribute(attr)
#define ATTR_NODE(elem, attr) elem.getAttributeNode(attr)
*/
#define HAS_ATTR(elem, attr) (elem)->hasAttribute(X(attr))
#define HAS_ATTR_CAST(elem, attr) HAS_ATTR(static_cast<const DOMElement*>(elem), attr)
#define ATTR(elem, attr) std::string(X((elem)->getAttribute(X(attr))))
#define ATTR_CAST(elem, attr) ATTR(static_cast<const DOMElement*>(elem), attr)
#define TAGNAME(elem) std::string(X((elem)->getTagName()))
#define TAGNAME_CAST(elem) TAGNAME(static_cast<const DOMElement*>(elem))
#define LOCALNAME(elem) std::string(X((elem)->getLocalName()))
#define LOCALNAME_CAST(elem) LOCALNAME(static_cast<const DOMElement*>(elem))
namespace uscxml {
class USCXML_API DOMUtils {
public:
static const xercesc::DOMNode* getNearestAncestor(const xercesc::DOMNode* node, const std::string tagName);
static bool isDescendant(const xercesc::DOMNode* s1, const xercesc::DOMNode* s2);
static bool hasIntersection(const std::list<xercesc::DOMElement*>& l1,
const std::list<xercesc::DOMElement*>& l2);
static bool isMember(const xercesc::DOMElement* node, const std::list<xercesc::DOMElement*>& list);
static bool isMember(const xercesc::DOMNode* node, const std::list<xercesc::DOMNode*>& list);
static bool isMember(const xercesc::DOMNode* node, const xercesc::DOMNodeList* list);
static std::string xPathForNode(const xercesc::DOMNode* node,
const std::string& ns = "");
static std::string idForNode(const xercesc::DOMNode* node);
static std::list<xercesc::DOMNode*> getElementsByType(const xercesc::DOMNode* root,
xercesc::DOMNode::NodeType type);
static std::list<xercesc::DOMElement*> inPostFixOrder(const std::set<std::string>& elements,
const xercesc::DOMElement* root,
const bool includeEmbeddedDoc = false);
static std::list<xercesc::DOMElement*> inDocumentOrder(const std::set<std::string>& elements,
const xercesc::DOMElement* root,
const bool includeEmbeddedDoc = false);
static std::list<xercesc::DOMElement*> filterChildElements(const std::string& tagName,
const xercesc::DOMElement* node,
bool recurse = false);
static std::list<xercesc::DOMElement*> filterChildElements(const std::string& tagName,
const std::list<xercesc::DOMElement*>& nodeSet,
bool recurse = false);
static std::list<xercesc::DOMNode*> filterChildType(const xercesc::DOMNode::NodeType type,
const xercesc::DOMNode* node,
bool recurse = false);
static std::list<xercesc::DOMNode*> filterChildType(const xercesc::DOMNode::NodeType type,
const std::list<xercesc::DOMNode*>& nodeSet,
bool recurse = false);
protected:
static void inPostFixOrder(const std::set<std::string>& elements,
const xercesc::DOMElement* root,
const bool includeEmbeddedDoc,
std::list<xercesc::DOMElement*>& nodes);
static void inDocumentOrder(const std::set<std::string>& elements,
const xercesc::DOMElement* root,
const bool includeEmbeddedDoc,
std::list<xercesc::DOMElement*>& nodes);
};
// create a prefix from a given element - useful for copying namespace information
#define XML_PREFIX(element) X(element->getPrefix() ? X(element->getPrefix()).str() + ":" : "")
class USCXML_API X {
public :
X(X const &other) {
_localForm = other._localForm;
_otherForm = xercesc::XMLString::replicate(other._otherForm);
_deallocOther = true;
}
void operator=(X const &other) { // did we maybe leak before?
_localForm = other._localForm;
_otherForm = xercesc::XMLString::replicate(other._otherForm);
_deallocOther = true;
}
X(const XMLCh* const toTranscode) {
if (toTranscode != NULL) {
// Call the private transcoding method
char* tmp = xercesc::XMLString::transcode(toTranscode);
_localForm = std::string(tmp);
xercesc::XMLString::release(&tmp);
}
_otherForm = NULL;
_deallocOther = false;
}
X(const std::string& fromTranscode) {
// Call the private transcoding method
_localForm = fromTranscode;
_otherForm = xercesc::XMLString::transcode(fromTranscode.c_str());
_deallocOther = true;
}
X(const char* const fromTranscode) {
// Call the private transcoding method
_localForm = fromTranscode;
_otherForm = xercesc::XMLString::transcode(fromTranscode);
_deallocOther = true;
}
X(char* fromTranscode) {
// Call the private transcoding method
_localForm = fromTranscode;
_otherForm = xercesc::XMLString::transcode(fromTranscode);
_deallocOther = true;
}
X() {
_otherForm = NULL;
_deallocOther = false;
}
~X() {
if (_deallocOther)
xercesc::XMLString::release(&_otherForm);
}
const std::string& str() const {
return _localForm;
}
operator const XMLCh* () {
assert(_otherForm != NULL); // constructor with XMLCh
return _otherForm;
}
operator bool () {
return _localForm.size() > 0;
}
operator std::string () {
return _localForm;
}
protected:
friend USCXML_API std::ostream& operator<< (std::ostream& os, const X& data);
private:
bool _deallocOther;
std::string _localForm;
XMLCh* _otherForm;
};
USCXML_API std::ostream& operator<< (std::ostream& os, const X& xmlString);
USCXML_API std::ostream& operator<< (std::ostream& os, const xercesc::DOMNode& node);
}
#endif /* end of include guard: DOMUTILS_H_WK0WAEA7 */
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