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# WSDL4R - XMLSchema element definition.
# Copyright (C) 2000-2007 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 'wsdl/info'
require 'wsdl/xmlSchema/ref'
module WSDL
module XMLSchema
class Element < Info
include Ref
attr_writer :name # required
attr_writer :form
attr_writer :type
attr_writer :local_simpletype
attr_writer :local_complextype
attr_writer :constraint
attr_accessor :maxoccurs
attr_accessor :minoccurs
attr_writer :nillable
attr_reader_ref :name
attr_reader_ref :form
attr_reader_ref :type
attr_reader_ref :local_simpletype
attr_reader_ref :local_complextype
attr_reader_ref :constraint
attr_reader_ref :nillable
attr_reader_ref :default
attr_reader_ref :abstract
def initialize(name = nil, type = nil)
super()
@name = name
@form = nil
@type = type
@local_simpletype = @local_complextype = nil
@constraint = nil
@maxoccurs = 1
@minoccurs = 1
@nillable = nil
@default = nil
@abstract = false
@ref = nil
@refelement = nil
end
def empty?
!(local_simpletype || local_complextype || constraint || type)
end
def targetnamespace
parent.targetnamespace
end
def elementformdefault
parent.elementformdefault
end
def elementform
self.form.nil? ? parent.elementformdefault : self.form
end
def parse_element(element)
case element
when SimpleTypeName
@local_simpletype = SimpleType.new
@local_simpletype
when ComplexTypeName
@type = nil
@local_complextype = ComplexType.new
@local_complextype
when UniqueName
@constraint = Unique.new
@constraint
else
nil
end
end
def parse_attr(attr, value)
case attr
when NameAttrName
# namespace may be nil
if directelement? or elementform == 'qualified'
@name = XSD::QName.new(targetnamespace, value.source)
else
@name = XSD::QName.new(nil, value.source)
end
when FormAttrName
@form = value.source
if @form != 'qualified' and @name.namespace
@name = XSD::QName.new(nil, @name.name)
end
@form
when TypeAttrName
@type = value
when RefAttrName
@ref = value
when MaxOccursAttrName
if parent.is_a?(All)
if value.source != '1'
raise Parser::AttributeConstraintError.new(
"cannot parse #{value} for #{attr}")
end
end
if value.source == 'unbounded'
@maxoccurs = nil
else
@maxoccurs = Integer(value.source)
end
value.source
when MinOccursAttrName
if parent.is_a?(All)
unless ['0', '1'].include?(value.source)
raise Parser::AttributeConstraintError.new(
"cannot parse #{value} for #{attr}")
end
end
@minoccurs = Integer(value.source)
when NillableAttrName
@nillable = to_boolean(value)
when DefaultAttrName
@default = value.source
when AbstractAttrName
@abstract = to_boolean(value)
else
nil
end
end
private
def directelement?
parent.is_a?(Schema)
end
def refelement
@refelement ||= (@ref ? root.collect_elements[@ref] : nil)
end
end
end
end
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