libxsde/xsde/cxx/parser/validating/nmtokens.cxx


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// file      : xsde/cxx/parser/validating/nmtokens.cxx
// author    : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file

#include <xsde/cxx/config.hxx>

#include <xsde/cxx/parser/validating/nmtokens.hxx>

namespace xsde
{
  namespace cxx
  {
    namespace parser
    {
      namespace validating
      {
        nmtokens_pimpl::
        ~nmtokens_pimpl ()
        {
          if (!base_)
            delete seq_;
        }

        void nmtokens_pimpl::
        _reset ()
        {
          nmtokens_pskel::_reset ();

          if (!base_)
          {
            delete seq_;
            seq_ = 0;
          }

          parser_._reset ();
        }

        nmtokens_pimpl::
        nmtokens_pimpl (bool base)
            : base_ (base), seq_ (0)
        {
        }

        void nmtokens_pimpl::
        pre_impl (string_sequence* seq)
        {
          seq_ = seq;
        }

        void nmtokens_pimpl::
        _pre ()
        {
          if (seq_ == 0)
          {
            seq_ = new string_sequence ();

#ifndef XSDE_EXCEPTIONS
            if (seq_ == 0)
            {
              _sys_error (sys_error::no_memory);
              return;
            }
#endif
          }

          nmtokens_pskel::_pre ();
        }

        void nmtokens_pimpl::
        _post ()
        {
          nmtokens_pskel::_post ();

          // Should have at least one element.
          //
          if (!_context ().error_type () && seq_->size () < 1)
            _schema_error (schema_error::invalid_nmtokens_value);
        }

        string_sequence* nmtokens_pimpl::
        post_nmtokens ()
        {
          string_sequence* r = seq_;
          seq_ = 0;
          return r;
        }

        void nmtokens_pimpl::
        _xsde_parse_item (const ro_string& s)
        {
          context& ctx = _context ();

          parser_.pre ();

#ifndef XSDE_EXCEPTIONS
          if (!parser_._error_type ())
            parser_._pre_impl (ctx);
          else
            parser_._copy_error (ctx);
#else
          parser_._pre_impl (ctx);
#endif
          if (!ctx.error_type ())
            parser_._characters (s);

          if (!ctx.error_type ())
            parser_._post_impl ();

          if (!ctx.error_type ())
          {
            char* x = parser_.post_nmtoken ();

            // push_back() frees the string if it fails.
            //
#ifndef XSDE_EXCEPTIONS
            if (!parser_._error_type ())
            {
              if (seq_->push_back (x))
                _sys_error (sys_error::no_memory);
            }
            else
              parser_._copy_error (ctx);
#else
            seq_->push_back (x);
#endif
          }
        }
      }
    }
  }
}