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Versions: 5
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Contents
#
# Author: Waldemar Hummer (hummer@dsg.tuwien.ac.at)
#
module Toaster
class TransitionEdge
attr_accessor :node_from, :node_to, :disjunctive_conditions, :transition
def initialize(node_from, node_to, conditions=[], transition=nil)
@node_from = node_from
@node_to = node_to
@disjunctive_conditions = conditions
@disjunctive_conditions = [] if !conditions
@transition = transition
end
# each state transition represents the execution of an automation task
def represented_task()
t = @node_to.preceding_task()
if @node_from.properties.include?("__task_num__") && @node_to.properties.include?("__task_num__")
# in a "backwards" transition no particular task execution is represented
if @node_from.properties["__task_num__"] > @node_to.properties["__task_num__"]
return nil
end
end
return t if t
return @node_from.succeeding_task
end
def matches_parameters?(task_parameters)
@disjunctive_conditions.each do |condition|
all_contained = true
condition.each do |key,value|
contained = false
task_parameters.each do |tp_key,tp_val|
if key == tp_key
if value.eql?(tp_val)
contained = true
break
end
end
end
if !contained
all_contained = false
break
end
end
return true if all_contained
end
return false
end
def matches_states?(prestate, poststate)
return false if !@node_from.subset_of?(prestate)
return false if !@node_to.subset_of?(poststate)
return true
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems