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Diffstat (limited to 'xsd/examples/cxx/tree/mixed/driver.cxx')
-rw-r--r-- | xsd/examples/cxx/tree/mixed/driver.cxx | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/xsd/examples/cxx/tree/mixed/driver.cxx b/xsd/examples/cxx/tree/mixed/driver.cxx new file mode 100644 index 0000000..17c3b55 --- /dev/null +++ b/xsd/examples/cxx/tree/mixed/driver.cxx @@ -0,0 +1,122 @@ +// file : examples/cxx/tree/mixed/driver.cxx +// copyright : not copyrighted - public domain + +#include <memory> // std::auto_ptr +#include <iostream> + +#include <xercesc/dom/DOM.hpp> + +#include "text.hxx" + +// The following transcode() utility function is handy when working with +// Xerces. Include it after the generated header in order to get only char +// or wchar_t version depending on how you compiled your schemas. +// +#include <xsd/cxx/xml/string.hxx> + +using std::cout; +using std::cerr; +using std::endl; +using std::auto_ptr; + +int +main (int argc, char* argv[]) +{ + if (argc != 2) + { + cerr << "usage: " << argv[0] << " text.xml" << endl; + return 1; + } + + using namespace xercesc; + + int r (0); + + // The Xerces-C++ DOM objects that will be associated with the + // document tree "out-live" the call to the parsing function. + // Therefore we need to initialize the Xerces-C++ runtime + // ourselves. + // + XMLPlatformUtils::Initialize (); + + try + { + auto_ptr<text> t ( + text_ (argv[1], + xml_schema::flags::keep_dom | + xml_schema::flags::dont_initialize)); + + // The DOM association can be recreated in a copy (the underlying + // DOM document is cloned) if explicitly requested with the keep_dom + // flag and only if this copy is "complete", i.e., made from the root + // of the tree. + // + text copy (*t, xml_schema::flags::keep_dom); + + // Print text. + // + { + namespace xml = xsd::cxx::xml; + + unsigned long ref (0); + DOMNode* root (copy._node ()); + + for (DOMNode* n (root->getFirstChild ()); + n != 0; + n = n->getNextSibling ()) + { + switch (n->getNodeType ()) + { + case DOMNode::TEXT_NODE: + { + cout << xml::transcode<char> (n->getTextContent ()); + break; + } + case DOMNode::ELEMENT_NODE: + { + // Let's get back to a tree node from this DOM node. + // + xml_schema::type& t ( + *reinterpret_cast<xml_schema::type*> ( + n->getUserData (xml_schema::dom::tree_node_key))); + + anchor& a (dynamic_cast<anchor&> (t)); + + cout << a << "[" << ref << "]"; + + // Or we could continue using DOM interface: + // + //cout << xml::transcode<char> (n->getTextContent ()) + // << "[" << ref << "]"; + + ++ref; + break; + } + default: + break; // Ignore all other nodes (e.g., comments, etc). + } + } + } + + // Print references. + // + { + unsigned long r (0); + + for (text::a_const_iterator i (copy.a ().begin ()); + i != copy.a ().end (); + ++i, ++r) + { + cout << "[" << r << "] " << i->href () << endl; + } + } + } + catch (const xml_schema::exception& e) + { + cerr << e << endl; + r = 1; + } + + XMLPlatformUtils::Terminate (); + return r; +} |