Module: StompMessage::XmlHelper

Included in:
Message
Defined in:
lib/stomp_message/message.rb

Instance Method Summary collapse

Instance Method Details

#add_elements(top) ⇒ Object

add all elements to top variable



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# File 'lib/stomp_message/message.rb', line 42

def add_elements(top)
   elements = []
    self.instance_variables.each {|iv| xml_instance_variable(iv).each {|x| elements << x} 
               
  
              }
    elements.each {|e| top.add_element e}
    top
end

#create_element(element_name, element_value) ⇒ Object 



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# File 'lib/stomp_message/message.rb', line 35

def create_element(element_name, element_value)
    # puts "in create element #{element_name}: #{element_value}"
    element_xml= REXML::Element.new element_name
    element_xml.text=element_value
    element_xml
end

#xml_instance_variable(iv_input) ⇒ Object

create elements from instance variables… (instance variablesneed to be set) array variables need to end in s (eg mssidns) and are handled recurvisely



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# File 'lib/stomp_message/message.rb', line 11

def xml_instance_variable(iv_input)
 iv=iv_input.delete('@')
 class_var=eval("self.#{iv}.class")
    #  puts "class is #{class_var} "
 iv_xml=[]
 case 
  when class_var==Array
    #puts "in array with #{iv}"
    len=iv.size
    check_for_s=iv[len-1]
    # puts "iv #{iv}: len is #{len} last digit is #{check_for_s}"     
    raise "not terminate in s or too short" if len <=1 or check_for_s!=115
    the_array = eval("self.#{iv}")
    iv_short = iv[0..len-2]
    #puts "iv short is #{iv_short}"     
    the_array.each {|e| 
           iv_xml << create_element(iv_short,e) }
    
  else
    val= eval "self.#{iv}"
   iv_xml[0]= create_element(iv.to_s,val)
  end
 return iv_xml
end