Class: DecisionAgent::Dmn::DecisionTable

Inherits:
Object
  • Object
show all
Defined in:
lib/decision_agent/dmn/model.rb

Overview

Decision table with inputs, outputs, rules, and hit policy

Constant Summary collapse

VALID_HIT_POLICIES = 
%w[UNIQUE FIRST PRIORITY ANY COLLECT].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id:, hit_policy: "UNIQUE") ⇒ DecisionTable

Returns a new instance of DecisionTable.



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# File 'lib/decision_agent/dmn/model.rb', line 75

def initialize(id:, hit_policy: "UNIQUE")
  @id = id.to_s
  validate_hit_policy!(hit_policy)
  @hit_policy = hit_policy.to_s
  @inputs = []
  @outputs = []
  @rules = []
end

Instance Attribute Details

#hit_policy ⇒ Object (readonly)

Returns the value of attribute hit_policy.



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# File 'lib/decision_agent/dmn/model.rb', line 71

def hit_policy
  @hit_policy
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/decision_agent/dmn/model.rb', line 71

def id
  @id
end

#inputs ⇒ Object (readonly)

Returns the value of attribute inputs.



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# File 'lib/decision_agent/dmn/model.rb', line 71

def inputs
  @inputs
end

#outputs ⇒ Object (readonly)

Returns the value of attribute outputs.



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# File 'lib/decision_agent/dmn/model.rb', line 71

def outputs
  @outputs
end

#rules ⇒ Object (readonly)

Returns the value of attribute rules.



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# File 'lib/decision_agent/dmn/model.rb', line 71

def rules
  @rules
end

Instance Method Details

#add_input(input) ⇒ Object

Raises:



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# File 'lib/decision_agent/dmn/model.rb', line 84

def add_input(input)
  raise TypeError, "Expected Input, got #{input.class}" unless input.is_a?(Input)

  @inputs << input
end

#add_output(output) ⇒ Object

Raises:



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# File 'lib/decision_agent/dmn/model.rb', line 90

def add_output(output)
  raise TypeError, "Expected Output, got #{output.class}" unless output.is_a?(Output)

  @outputs << output
end

#add_rule(rule) ⇒ Object

Raises:



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# File 'lib/decision_agent/dmn/model.rb', line 96

def add_rule(rule)
  raise TypeError, "Expected Rule, got #{rule.class}" unless rule.is_a?(Rule)

  @rules << rule
end

#freeze ⇒ Object 



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# File 'lib/decision_agent/dmn/model.rb', line 102

def freeze
  @id.freeze
  @hit_policy.freeze
  @inputs.each(&:freeze)
  @inputs.freeze
  @outputs.each(&:freeze)
  @outputs.freeze
  @rules.each(&:freeze)
  @rules.freeze
  super
end