Class: VORuby::VOTables::VOTable::Data::Data

Inherits:
Object
  • Object
show all
Defined in:
lib/voruby/votables/data.rb,
lib/voruby/votables/transforms.rb,
lib/voruby/votables/rexml_parser.rb,
lib/voruby/votables/libxml_parser.rb

Overview

A class representing the VOTable standard DATA element.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(format = nil) ⇒ Data

format:

Where the actual data is coming from (types: FITSStream, BinaryStream, TableData. Currently, this class doesn’t know what to do with streams.



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# File 'lib/voruby/votables/data.rb', line 160

def initialize(format=nil)
if format.is_a?(FITSStream) or format.is_a?(BinaryStream) or
  format.is_a?(TableData)
 @format = format
else
 raise "Format #{format.class} is not valid.  Use one of: " +
	  "FITSStream, BinaryStream, TableData"
end
end

Instance Attribute Details

#format ⇒ Object (readonly)

Returns the value of attribute format.



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# File 'lib/voruby/votables/data.rb', line 154

def format
  @format
end

Class Method Details

.from_soap_obj(mdata) ⇒ Object 



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# File 'lib/voruby/votables/transforms.rb', line 337

def self.from_soap_obj(mdata)
  # Note that strictly one can also have a FITS or BINARY stream here
  Data.new(
    (mdata.respond_to?(:tABLEDATA))? TableData.from_soap_obj(mdata.tABLEDATA): nil
  )
end

.from_xml(node) ⇒ Object 



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# File 'lib/voruby/votables/rexml_parser.rb', line 386

def self.from_xml(node)
format = nil
node.elements.each('FITS'){ |fnode|
 		format = FITSStream.from_xml(fnode)
}
	
node.elements.each('BINARY'){ |bnode|
 		format = BinaryStream.from_xml(bode)
}
	
node.elements.each('TABLEDATA'){ |tnode|
 		format = TableData.from_xml(tnode)
}
	
return self.new(format)
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/voruby/votables/data.rb', line 170

def to_s
"{format=#{@format}}"
end