summaryrefslogtreecommitdiff
path: root/jni/ruby/lib/rexml/validation/validation.rb
diff options
context:
space:
mode:
authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/rexml/validation/validation.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/rexml/validation/validation.rb')
-rw-r--r--jni/ruby/lib/rexml/validation/validation.rb143
1 files changed, 143 insertions, 0 deletions
diff --git a/jni/ruby/lib/rexml/validation/validation.rb b/jni/ruby/lib/rexml/validation/validation.rb
new file mode 100644
index 0000000..bab7f22
--- /dev/null
+++ b/jni/ruby/lib/rexml/validation/validation.rb
@@ -0,0 +1,143 @@
+require 'rexml/validation/validationexception'
+
+module REXML
+ module Validation
+ module Validator
+ NILEVENT = [ nil ]
+ def reset
+ @current = @root
+ @root.reset
+ @root.previous = true
+ @attr_stack = []
+ self
+ end
+ def dump
+ puts @root.inspect
+ end
+ def validate( event )
+ @attr_stack = [] unless defined? @attr_stack
+ match = @current.next(event)
+ raise ValidationException.new( "Validation error. Expected: "+
+ @current.expected.join( " or " )+" from #{@current.inspect} "+
+ " but got #{Event.new( event[0], event[1] ).inspect}" ) unless match
+ @current = match
+
+ # Check for attributes
+ case event[0]
+ when :start_element
+ @attr_stack << event[2]
+ begin
+ sattr = [:start_attribute, nil]
+ eattr = [:end_attribute]
+ text = [:text, nil]
+ k, = event[2].find { |key,value|
+ sattr[1] = key
+ m = @current.next( sattr )
+ if m
+ # If the state has text children...
+ if m.matches?( eattr )
+ @current = m
+ else
+ text[1] = value
+ m = m.next( text )
+ text[1] = nil
+ return false unless m
+ @current = m if m
+ end
+ m = @current.next( eattr )
+ if m
+ @current = m
+ true
+ else
+ false
+ end
+ else
+ false
+ end
+ }
+ event[2].delete(k) if k
+ end while k
+ when :end_element
+ attrs = @attr_stack.pop
+ raise ValidationException.new( "Validation error. Illegal "+
+ " attributes: #{attrs.inspect}") if attrs.length > 0
+ end
+ end
+ end
+
+ class Event
+ def initialize(event_type, event_arg=nil )
+ @event_type = event_type
+ @event_arg = event_arg
+ end
+
+ attr_reader :event_type
+ attr_accessor :event_arg
+
+ def done?
+ @done
+ end
+
+ def single?
+ return (@event_type != :start_element and @event_type != :start_attribute)
+ end
+
+ def matches?( event )
+ return false unless event[0] == @event_type
+ case event[0]
+ when nil
+ return true
+ when :start_element
+ return true if event[1] == @event_arg
+ when :end_element
+ return true
+ when :start_attribute
+ return true if event[1] == @event_arg
+ when :end_attribute
+ return true
+ when :end_document
+ return true
+ when :text
+ return (@event_arg.nil? or @event_arg == event[1])
+=begin
+ when :processing_instruction
+ false
+ when :xmldecl
+ false
+ when :start_doctype
+ false
+ when :end_doctype
+ false
+ when :externalentity
+ false
+ when :elementdecl
+ false
+ when :entity
+ false
+ when :attlistdecl
+ false
+ when :notationdecl
+ false
+ when :end_doctype
+ false
+=end
+ else
+ false
+ end
+ end
+
+ def ==( other )
+ return false unless other.kind_of? Event
+ @event_type == other.event_type and @event_arg == other.event_arg
+ end
+
+ def to_s
+ inspect
+ end
+
+ def inspect
+ "#{@event_type.inspect}( #@event_arg )"
+ end
+ end
+ end
+end