Class: Twb::JoinTablePair

Inherits:
Object
  • Object
show all
Defined in:
lib/twb/datasource.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(from, to) ⇒ JoinTablePair

Returns a new instance of JoinTablePair.

Raises:

  • (ParamaterException)

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# File 'lib/twb/datasource.rb', line 594

def initialize(from, to)
  raise ParamaterException.new("'From' cannot be nil.") if from.nil?
  raise ParamaterException.new("'To' cannot be nil.")   if to.nil?
  @from = from
  @to   = to
end

Instance Attribute Details

#fromObject (readonly)

Returns the value of attribute from


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# File 'lib/twb/datasource.rb', line 593

def from
  @from
end

#toObject (readonly)

Returns the value of attribute to


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# File 'lib/twb/datasource.rb', line 593

def to
  @to
end

Instance Method Details

#to_sObject


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# File 'lib/twb/datasource.rb', line 600

def to_s
  "#{@from} -> #{@to}"
end