class Blather::Stanza::Iq::Si::Si::Range
Range
stanza fragment
Public Class Methods
find_or_create(parent)
click to toggle source
Find or create range node in file node and converts it to Si::Si::File::Range
@param [Si::Si::File] parent a file node where to find or create range
@return [Si::Si::File::Range]
# File lib/blather/stanza/iq/si.rb, line 363 def self.find_or_create(parent) if found_range = parent.find_first('//ns:range', :ns => self.registered_ns) range = self.new found_range found_range.remove else range = self.new end parent << range range end
new(offset = nil, length = nil)
click to toggle source
Create a new Si::Si::File::Range object
@param [XML::Node, nil] node a node to inherit from
@return [Si::Si::File::Range]
Calls superclass method
# File lib/blather/stanza/iq/si.rb, line 346 def self.new(offset = nil, length = nil) new_node = super :range case offset when Nokogiri::XML::Node new_node.inherit offset else new_node.offset = offset new_node.length = length end new_node end
Public Instance Methods
length()
click to toggle source
Get the length
@return [Fixnum, nil]
# File lib/blather/stanza/iq/si.rb, line 396 def length if (l = read_attr(:length)) && (l =~ /^\d+$/) l.to_i else nil end end
length=(length)
click to toggle source
Set the length
@param [Fixnum, nil] length the number of bytes to retrieve starting at offset
# File lib/blather/stanza/iq/si.rb, line 407 def length=(length) write_attr :length, length end
offset()
click to toggle source
Get the offset
@return [Fixnum, nil]
# File lib/blather/stanza/iq/si.rb, line 378 def offset if (o = read_attr(:offset)) && (o =~ /^\d+$/) o.to_i else nil end end
offset=(offset)
click to toggle source
Set the offset
@param [Fixnum, nil] offset the position, in bytes, to start transferring the file data from
# File lib/blather/stanza/iq/si.rb, line 389 def offset=(offset) write_attr :offset, offset end