# File lib/active_ldap/attributes.rb, line 12
12:       def attr_protected(*attributes)
13:         targets = attributes.collect {|attr| attr.to_s} - protected_attributes
14:         instance_variable_set("@attr_protected", targets)
15:       end

    # File lib/active_ldap/attributes.rb, line 23
23:       def blank_value?(value)
24:         case value
25:         when Hash
26:           value.values.all? {|val| blank_value?(val)}
27:         when Array
28:           value.all? {|val| blank_value?(val)}
29:         else
30:           value.blank?
31:         end
32:       end

    # File lib/active_ldap/attributes.rb, line 17
17:       def protected_attributes
18:         ancestors[0..(ancestors.index(Base))].inject([]) do |result, ancestor|
19:           result + ancestor.instance_eval {@attr_protected ||= []}
20:         end
21:       end