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// file : xsd/cxx/tree/text.txx
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#include <xercesc/dom/DOMText.hpp>
#include <xsd/cxx/xml/string.hxx>
#include <xsd/cxx/tree/exceptions.hxx>
namespace xsd
{
namespace cxx
{
namespace tree
{
template <typename C>
std::basic_string<C>
text_content (const xercesc::DOMElement& e)
{
using xercesc::DOMNode;
using xercesc::DOMText;
DOMNode* n (e.getFirstChild ());
// Fast path.
//
if (n != 0 &&
n->getNodeType () == DOMNode::TEXT_NODE &&
n->getNextSibling () == 0)
{
DOMText* t (static_cast<DOMText*> (n));
return xml::transcode<C> (t->getData (), t->getLength ());
}
std::basic_string<C> r;
for (; n != 0; n = n->getNextSibling ())
{
switch (n->getNodeType ())
{
case DOMNode::TEXT_NODE:
case DOMNode::CDATA_SECTION_NODE:
{
DOMText* t (static_cast<DOMText*> (n));
r += xml::transcode<C> (t->getData (), t->getLength ());
break;
}
case DOMNode::ELEMENT_NODE:
{
throw expected_text_content<C> ();
}
default:
break; // ignore
}
}
return r;
}
}
}
}
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