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Contents
module HQMF
module Converter
class SimpleRestriction
include HQMF::Conversion::Utilities
attr_accessor :operator, :target, :preconditions, :negation, :converted, :generated_data_criteria
def initialize(operator, target, preconditions = [])
@operator = operator
@target = target
@preconditions = preconditions
end
# Create a new population criteria from a JSON hash keyed off symbols
def self.from_json(json)
raise "not implemented"
end
def klass
"RESTRICTION"
end
def comparison?
false
end
def restriction?
true
end
def has_preconditions?
preconditions and !preconditions.empty?
end
def single_target?
!target.nil?
end
def multi_target?
has_preconditions?
end
def restrictions
preconditions.select {|precondition| precondition.restriction?}
end
def to_json
x = nil
json = {}
json[:klass] = klass
json[:operator] = @operator.to_json if @operator
json[:target] = @target if @target
json[:negation] = @negation if @negation
if (@preconditions)
json[:preconditions] = x if x = json_array(@preconditions)
end
json
end
end
end
end
Version data entries
75 entries across 75 versions & 3 rubygems