Class: VORuby::ADQL::V1_0::SubQuerySet

Inherits:

InclusionSet

• Object
• InclusionSet
• VORuby::ADQL::V1_0::SubQuerySet

Defined in:

lib/voruby/adql/1.0/adql.rb

Overview

Represents the subquery in a SQL IN expression

Instance Attribute Summary

• #selection ⇒ Object

  Returns the value of attribute selection.

Class Method Summary

• .from_xml(xml) ⇒ Object
• .xml_type ⇒ Object

Instance Method Summary

• #==(s) ⇒ Object
• #initialize(selection) ⇒ SubQuerySet constructor

  A new instance of SubQuerySet.

• #to_s ⇒ Object
• #to_xml(name = nil) ⇒ Object

Methods included from SerializableToXml

#element

Constructor Details

#initialize(selection) ⇒ SubQuerySet

Returns a new instance of SubQuerySet.

# File 'lib/voruby/adql/1.0/adql.rb', line 2111

def initialize(selection)
  self.selection = selection
end

Instance Attribute Details

#selection ⇒ Object

Returns the value of attribute selection.

# File 'lib/voruby/adql/1.0/adql.rb', line 2107

def selection
  @selection
end

Class Method Details

.from_xml(xml) ⇒ Object

# File 'lib/voruby/adql/1.0/adql.rb', line 2138

def self.from_xml(xml)
  root = element_from(xml)
  
  self.new(xml_to_obj(REXML::XPath.first(root, 'x:selection', {'x' => obj_ns.uri})))
end

.xml_type ⇒ Object

# File 'lib/voruby/adql/1.0/adql.rb', line 2109

def self.xml_type; 'subQuerySet' end

Instance Method Details

#==(s) ⇒ Object

# File 'lib/voruby/adql/1.0/adql.rb', line 2121

def ==(s)
  self.selection == s.selection
end

#to_s ⇒ Object

# File 'lib/voruby/adql/1.0/adql.rb', line 2125

def to_s
  "(#{self.selection})"
end

#to_xml(name = nil) ⇒ Object

# File 'lib/voruby/adql/1.0/adql.rb', line 2129

def to_xml(name=nil)
  el = super(name)
  
  el.add_element(self.selection.to_xml('selection'))
  
  collapse_namespaces(el)
  el
end