Module: JRSplenda::FieldHelper

Defined in:
lib/jrsplenda/jrsplenda_field_helper.rb

Instance Method Summary collapse

Instance Method Details

#wrap_java_fields(object) ⇒ Object



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# File 'lib/jrsplenda/jrsplenda_field_helper.rb', line 7

def wrap_java_fields(object)
  if object.is_a?(Class)
    klass = object
    message = :java_class
  else 
    klass = object.class
    message = :java_object
  end
  klass.java_class.declared_fields.each do |field|
    next if field.modifiers & (Modifier::PUBLIC | Modifier::FINAL) != 0
    method_name = "#{field.name.underscore}="
    object.singleton_class.send :define_method, method_name do |val|
      field.accessible = true
      field.set_value(send(message), val.java_object)
      field.accessible = false
    end
    object.singleton_class.send :alias_method, field.name + "=", method_name
  end
end