From 5e527213a2430bb3018e5eebd909aef294edf9b5 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Fri, 18 Dec 2020 18:48:46 +0300
Subject: Switch to build2

---
 xsd-examples/cxx/tree/embedded/driver.cxx | 183 ++++++++++++++++++++++++++++++
 1 file changed, 183 insertions(+)
 create mode 100644 xsd-examples/cxx/tree/embedded/driver.cxx

(limited to 'xsd-examples/cxx/tree/embedded/driver.cxx')

diff --git a/xsd-examples/cxx/tree/embedded/driver.cxx b/xsd-examples/cxx/tree/embedded/driver.cxx
new file mode 100644
index 0000000..445d046
--- /dev/null
+++ b/xsd-examples/cxx/tree/embedded/driver.cxx
@@ -0,0 +1,183 @@
+// file      : cxx/tree/embedded/driver.cxx
+// copyright : not copyrighted - public domain
+
+#include <memory>   // std::unique_ptr
+#include <fstream>
+#include <iostream>
+
+#include <xercesc/dom/DOM.hpp>
+#include <xercesc/util/XMLUniDefs.hpp> // chLatin_*
+#include <xercesc/util/PlatformUtils.hpp>
+#include <xercesc/validators/common/Grammar.hpp> // xercesc::Grammar
+#include <xercesc/framework/Wrapper4InputSource.hpp>
+
+#include <xercesc/framework/XMLGrammarPoolImpl.hpp>
+
+#include <xsd/cxx/xml/string.hxx>
+#include <xsd/cxx/xml/dom/auto-ptr.hxx>
+#include <xsd/cxx/xml/dom/bits/error-handler-proxy.hxx>
+#include <xsd/cxx/xml/sax/std-input-source.hxx>
+
+#include <xsd/cxx/tree/error-handler.hxx>
+
+#include "library.hxx"
+#include "library-schema.hxx"
+#include "grammar-input-stream.hxx"
+
+using namespace std;
+
+int
+main (int argc, char* argv[])
+{
+  if (argc != 2)
+  {
+    cerr << "usage: " << argv[0] << " library.xml" << endl;
+    return 1;
+  }
+
+  int r (0);
+
+  // We need to initialize the Xerces-C++ runtime because we
+  // are doing the XML-to-DOM parsing ourselves.
+  //
+  xercesc::XMLPlatformUtils::Initialize ();
+
+  try
+  {
+    using namespace xercesc;
+    namespace xml = xsd::cxx::xml;
+    namespace tree = xsd::cxx::tree;
+
+    // Create and load the grammar pool.
+    //
+    MemoryManager* mm (XMLPlatformUtils::fgMemoryManager);
+
+    unique_ptr<XMLGrammarPool> gp (new XMLGrammarPoolImpl (mm));
+
+    try
+    {
+      grammar_input_stream is (library_schema, sizeof (library_schema));
+      gp->deserializeGrammars(&is);
+    }
+    catch(const XSerializationException& e)
+    {
+      cerr << "unable to load schema: " <<
+        xml::transcode<char> (e.getMessage ()) << endl;
+      return 1;
+    }
+
+    // Lock the grammar pool. This is necessary if we plan to use the
+    // same grammar pool in multiple threads (this way we can reuse the
+    // same grammar in multiple parsers). Locking the pool disallows any
+    // modifications to the pool, such as an attempt by one of the threads
+    // to cache additional schemas.
+    //
+    gp->lockPool ();
+
+    // Get an implementation of the Load-Store (LS) interface.
+    //
+    const XMLCh ls_id [] = {chLatin_L, chLatin_S, chNull};
+
+    DOMImplementation* impl (
+      DOMImplementationRegistry::getDOMImplementation (ls_id));
+
+    xml::dom::unique_ptr<DOMLSParser> parser (
+      impl->createLSParser (
+        DOMImplementationLS::MODE_SYNCHRONOUS, 0, mm, gp.get ()));
+
+    DOMConfiguration* conf (parser->getDomConfig ());
+
+    // Discard comment nodes in the document.
+    //
+    conf->setParameter (XMLUni::fgDOMComments, false);
+
+    // Enable datatype normalization.
+    //
+    conf->setParameter (XMLUni::fgDOMDatatypeNormalization, true);
+
+    // Do not create EntityReference nodes in the DOM tree. No
+    // EntityReference nodes will be created, only the nodes
+    // corresponding to their fully expanded substitution text
+    // will be created.
+    //
+    conf->setParameter (XMLUni::fgDOMEntities, false);
+
+    // Perform namespace processing.
+    //
+    conf->setParameter (XMLUni::fgDOMNamespaces, true);
+
+    // Do not include ignorable whitespace in the DOM tree.
+    //
+    conf->setParameter (XMLUni::fgDOMElementContentWhitespace, false);
+
+    // Enable validation.
+    //
+    conf->setParameter (XMLUni::fgDOMValidate, true);
+    conf->setParameter (XMLUni::fgXercesSchema, true);
+    conf->setParameter (XMLUni::fgXercesSchemaFullChecking, false);
+
+    // Xerces-C++ 3.1.0 is the first version with working multi import
+    // support.
+    //
+#if _XERCES_VERSION >= 30100
+    conf->setParameter (XMLUni::fgXercesHandleMultipleImports, true);
+#endif
+
+    // Use the loaded grammar during parsing.
+    //
+    conf->setParameter (XMLUni::fgXercesUseCachedGrammarInParse, true);
+
+    // Disable loading schemas via other means (e.g., schemaLocation).
+    //
+    conf->setParameter (XMLUni::fgXercesLoadSchema, false);
+
+    // We will release the DOM document ourselves.
+    //
+    conf->setParameter (XMLUni::fgXercesUserAdoptsDOMDocument, true);
+
+    // Set error handler.
+    //
+    tree::error_handler<char> eh;
+    xml::dom::bits::error_handler_proxy<char> ehp (eh);
+    conf->setParameter (XMLUni::fgDOMErrorHandler, &ehp);
+
+    // Parse XML documents.
+    //
+    for (unsigned long i (0); i < 10; ++i)
+    {
+      ifstream ifs;
+      ifs.exceptions (ifstream::badbit | ifstream::failbit);
+      ifs.open (argv[1]);
+
+      // Wrap the standard input stream.
+      //
+      xml::sax::std_input_source isrc (ifs, argv[1]);
+      Wrapper4InputSource wrap (&isrc, false);
+
+      // Parse XML to DOM.
+      //
+      xml_schema::dom::unique_ptr<DOMDocument> doc (parser->parse (&wrap));
+
+      eh.throw_if_failed<xml_schema::parsing> ();
+
+      // Parse DOM to the object model.
+      //
+      unique_ptr<library::catalog> c (library::catalog_ (*doc));
+
+      cerr << "catalog with " << c->book ().size () << " books" << endl;
+    }
+  }
+  catch (const xml_schema::exception& e)
+  {
+    cerr << e << endl;
+    r = 1;
+  }
+  catch (const std::ios_base::failure&)
+  {
+    cerr << argv[1] << ": unable to open or read failure" << endl;
+    r = 1;
+  }
+
+  xercesc::XMLPlatformUtils::Terminate ();
+  return r;
+}
-- 
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