diff options
Diffstat (limited to 'ruby_1_8_5/lib/xsd/xmlparser/parser.rb')
-rw-r--r-- | ruby_1_8_5/lib/xsd/xmlparser/parser.rb | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/ruby_1_8_5/lib/xsd/xmlparser/parser.rb b/ruby_1_8_5/lib/xsd/xmlparser/parser.rb new file mode 100644 index 0000000000..ad01d55aa0 --- /dev/null +++ b/ruby_1_8_5/lib/xsd/xmlparser/parser.rb @@ -0,0 +1,96 @@ +# XSD4R - XML Instance parser library. +# Copyright (C) 2002, 2003 NAKAMURA, Hiroshi <nahi@ruby-lang.org>. + +# This program is copyrighted free software by NAKAMURA, Hiroshi. You can +# redistribute it and/or modify it under the same terms of Ruby's license; +# either the dual license version in 2003, or any later version. + + +require 'xsd/qname' +require 'xsd/ns' +require 'xsd/charset' + + +module XSD +module XMLParser + + +class Parser + class ParseError < Error; end + class FormatDecodeError < ParseError; end + class UnknownElementError < FormatDecodeError; end + class UnknownAttributeError < FormatDecodeError; end + class UnexpectedElementError < FormatDecodeError; end + class ElementConstraintError < FormatDecodeError; end + + @@parser_factory = nil + + def self.factory + @@parser_factory + end + + def self.create_parser(host, opt = {}) + @@parser_factory.new(host, opt) + end + + def self.add_factory(factory) + if $DEBUG + puts "Set #{ factory } as XML processor." + end + @@parser_factory = factory + end + +public + + attr_accessor :charset + + def initialize(host, opt = {}) + @host = host + @charset = opt[:charset] || nil + end + + def parse(string_or_readable) + @textbuf = '' + prologue + do_parse(string_or_readable) + epilogue + end + +private + + def do_parse(string_or_readable) + raise NotImplementError.new( + 'Method do_parse must be defined in derived class.') + end + + def start_element(name, attrs) + @host.start_element(name, attrs) + end + + def characters(text) + @host.characters(text) + end + + def end_element(name) + @host.end_element(name) + end + + def prologue + end + + def epilogue + end + + def xmldecl_encoding=(charset) + if @charset.nil? + @charset = charset + else + # Definition in a stream (like HTTP) has a priority. + p "encoding definition: #{ charset } is ignored." if $DEBUG + end + end +end + + +end +end |