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#include <iostream>
#include <stdexcept>
#include <glibmm/ustring.h>
#include <cstdlib>
#include <libxml++/libxml++.h>
using namespace xmlpp;
using namespace std;
int main (int /* argc */, char** /* argv */)
{
// Set the global C and C++ locale to the user-configured locale,
// so we can use std::cout with UTF-8, via Glib::ustring, without exceptions.
std::locale::global(std::locale(""));
try
{
DomParser example1("example1.xml");
DomParser example2("example2.xml");
auto doc1 = example1.get_document();
auto doc2 = example2.get_document();
auto root1 = doc1->get_root_node();
auto root2 = doc2->get_root_node();
// find the first "child" element in example2
auto child_list2 = root2->get_children("child");
auto node_to_add = child_list2.front();
// import the node under the root element (recursive is default)
root1->import_node(node_to_add);
// Import an attribute that will replace an existing attribute in the root element.
auto attribute_to_add = root2->get_attribute("name");
root1->import_node(attribute_to_add);
// Import an attribute that will be added to the root element.
attribute_to_add = root2->get_attribute("type");
root1->import_node(attribute_to_add);
// Find the first text child of the first "child" element in example2.
auto first_child2 = dynamic_cast<Element*>(child_list2.front());
if (!first_child2)
{
cerr << "first_child2 == nullptr" << endl;
return EXIT_FAILURE;
}
auto text_to_add = first_child2->get_child_text();
// Import the text under the first "child" element in example1.
// Adjacent text nodes are merged.
auto first_child1 = root1->get_first_child("child");
first_child1->import_node(text_to_add);
// print out the new doc1
auto doc1_string = doc1->write_to_string_formatted();
cout << doc1_string;
}
catch (std::exception& ex)
{
cerr << "Caught exception " << ex.what() << endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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