Added boost header

test/external/boost/property_tree/xml_parser.hpp

@@ -0,0 +1,153 @@
+// ----------------------------------------------------------------------------
+// Copyright (C) 2002-2006 Marcin Kalicinski
+// Copyright (C) 2009 Sebastian Redl
+//
+// Distributed under the Boost Software License, Version 1.0. 
+// (See accompanying file LICENSE_1_0.txt or copy at 
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see www.boost.org
+// ----------------------------------------------------------------------------
+#ifndef BOOST_PROPERTY_TREE_XML_PARSER_HPP_INCLUDED
+#define BOOST_PROPERTY_TREE_XML_PARSER_HPP_INCLUDED
+
+#include <boost/property_tree/ptree.hpp>
+#include <boost/property_tree/detail/xml_parser_write.hpp>
+#include <boost/property_tree/detail/xml_parser_error.hpp>
+#include <boost/property_tree/detail/xml_parser_writer_settings.hpp>
+#include <boost/property_tree/detail/xml_parser_flags.hpp>
+#include <boost/property_tree/detail/xml_parser_read_rapidxml.hpp>
+
+#include <fstream>
+#include <string>
+#include <locale>
+
+namespace boost { namespace property_tree { namespace xml_parser
+{
+
+    /**
+     * Reads XML from an input stream and translates it to property tree.
+     * @note Clears existing contents of property tree.  In case of error the
+     *       property tree unmodified.
+     * @note XML attributes are placed under keys named @c \<xmlattr\>.
+     * @throw xml_parser_error In case of error deserializing the property tree.
+     * @param stream Stream from which to read in the property tree.
+     * @param[out] pt The property tree to populate.
+     * @param flags Flags controlling the behaviour of the parser.
+     *              The following flags are supported:
+     * @li @c no_concat_text -- Prevents concatenation of text nodes into
+     *                          datastring of property tree.  Puts them in
+     *                          separate @c \<xmltext\> strings instead.
+     * @li @c no_comments -- Skip XML comments.
+     * @li @c trim_whitespace -- Trim leading and trailing whitespace from text,
+     *                           and collapse sequences of whitespace.
+     */
+    template<class Ptree>
+    void read_xml(std::basic_istream<
+                      typename Ptree::key_type::value_type
+                  > &stream,
+                  Ptree &pt,
+                  int flags = 0)
+    {
+        read_xml_internal(stream, pt, flags, std::string());
+    }
+
+    /**
+     * Reads XML from a file using the given locale and translates it to
+     * property tree.
+     * @note Clears existing contents of property tree.  In case of error the
+     *       property tree unmodified.
+     * @note XML attributes are placed under keys named @c \<xmlattr\>.
+     * @throw xml_parser_error In case of error deserializing the property tree.
+     * @param filename The file from which to read in the property tree.
+     * @param[out] pt The property tree to populate.
+     * @param flags Flags controlling the bahviour of the parser.
+     *              The following flags are supported:
+     * @li @c no_concat_text -- Prevents concatenation of text nodes into
+     *                          datastring of property tree.  Puts them in
+     *                          separate @c \<xmltext\> strings instead.
+     * @li @c no_comments -- Skip XML comments.
+     * @param loc The locale to use when reading in the file contents.
+     */
+    template<class Ptree>
+    void read_xml(const std::string &filename,
+                  Ptree &pt,
+                  int flags = 0,
+                  const std::locale &loc = std::locale())
+    {
+        BOOST_ASSERT(validate_flags(flags));
+        std::basic_ifstream<typename Ptree::key_type::value_type>
+            stream(filename.c_str());
+        if (!stream)
+            BOOST_PROPERTY_TREE_THROW(xml_parser_error(
+                "cannot open file", filename, 0));
+        stream.imbue(loc);
+        read_xml_internal(stream, pt, flags, filename);
+    }
+
+    /**
+     * Translates the property tree to XML and writes it the given output
+     * stream.
+     * @throw xml_parser_error In case of error translating the property tree to
+     *                         XML or writing to the output stream.
+     * @param stream The stream to which to write the XML representation of the 
+     *               property tree.
+     * @param pt The property tree to tranlsate to XML and output.
+     * @param settings The settings to use when writing out the property tree as
+     *                 XML.
+     */
+    template<class Ptree>
+    void write_xml(std::basic_ostream<
+                       typename Ptree::key_type::value_type
+                   > &stream,
+                   const Ptree &pt,
+                   const xml_writer_settings<
+                       typename Ptree::key_type::value_type
+                   > & settings = xml_writer_settings<
+                                    typename Ptree::key_type::value_type>() )
+    {
+        write_xml_internal(stream, pt, std::string(), settings);
+    }
+
+    /**
+     * Translates the property tree to XML and writes it the given file.
+     * @throw xml_parser_error In case of error translating the property tree to
+     *                         XML or writing to the output stream.
+     * @param filename The file to which to write the XML representation of the 
+     *                 property tree.
+     * @param pt The property tree to tranlsate to XML and output.
+     * @param loc The locale to use when writing the output to file.
+     * @param settings The settings to use when writing out the property tree as
+     *                 XML.
+     */
+    template<class Ptree>
+    void write_xml(const std::string &filename,
+                   const Ptree &pt,
+                   const std::locale &loc = std::locale(),
+                   const xml_writer_settings<
+                       typename Ptree::key_type::value_type
+                   > & settings = xml_writer_settings<
+                                    typename Ptree::key_type::value_type>())
+    {
+        std::basic_ofstream<typename Ptree::key_type::value_type>
+            stream(filename.c_str());
+        if (!stream)
+            BOOST_PROPERTY_TREE_THROW(xml_parser_error(
+                "cannot open file", filename, 0));
+        stream.imbue(loc);
+        write_xml_internal(stream, pt, filename, settings);
+    }
+
+} } }
+
+namespace boost { namespace property_tree
+{
+    using xml_parser::read_xml;
+    using xml_parser::write_xml;
+    using xml_parser::xml_parser_error;
+
+    using xml_parser::xml_writer_settings;
+    using xml_parser::xml_writer_make_settings;
+} }
+
+#endif