Class: RGen::MetamodelBuilder::Intermediate::Reference

Inherits:
Feature
  • Object
show all
Defined in:
lib/rgen/metamodel_builder/intermediate/feature.rb

Constant Summary collapse

Properties = 
{ 
  :name => :required, 
  :ordered => :required, 
  :unique => :required,
  :changeable => :required,
  :volatile => :required,
  :transient => :required,
  :unsettable => :required,
  :derived => :required,
  :lowerBound => :required,
  :upperBound => :required,
  :resolveProxies => :required,
  :containment => :required
}
Defaults = 
{
  :ordered => true,
  :unique => true,
  :changeable => true,
  :volatile => false,
  :transient => false,
  :unsettable => false,
  :derived => false,
  :lowerBound => 0,
  :resolveProxies => true
}

Instance Attribute Summary collapse

Attributes inherited from Feature

#etype, #impl_type

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Feature

#annotations, #many?, #reference?, #value

Constructor Details

#initialize(type, props) ⇒ Reference

Returns a new instance of Reference.



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# File 'lib/rgen/metamodel_builder/intermediate/feature.rb', line 145

def initialize(type, props)
  @props = Defaults.merge(props)
  if type.respond_to?(:_metamodel_description) 
    @etype = nil
    @impl_type = type
  else
    raise ArgumentError.new("'#{type}' (#{type.class}) is not a MMBase in reference #{props[:name]}")
  end
  if @props[:derived]
    @props[:changeable] = false
    @props[:volatile] = true
    @props[:transient] = true
  end    
  check(Properties)
end

Instance Attribute Details

#opposite ⇒ Object

Returns the value of attribute opposite.



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# File 'lib/rgen/metamodel_builder/intermediate/feature.rb', line 108

def opposite
  @opposite
end

Class Method Details

.default_value(prop) ⇒ Object 



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# File 'lib/rgen/metamodel_builder/intermediate/feature.rb', line 137

def self.default_value(prop)
  Defaults[prop]
end

.properties ⇒ Object 



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# File 'lib/rgen/metamodel_builder/intermediate/feature.rb', line 141

def self.properties
  Properties.keys.sort{|a,b| a.to_s <=> b.to_s}
end