Exception: Syskit::ConflictingDeviceAllocation

Inherits:
SpecError show all
Defined in:
lib/syskit/exceptions.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(device, task0, task1) ⇒ ConflictingDeviceAllocation

Returns a new instance of ConflictingDeviceAllocation



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# File 'lib/syskit/exceptions.rb', line 448

def initialize(device, task0, task1)
    @device, @tasks = device, [task0, task1]
    @can_merge = task0.can_merge?(task1) || task1.can_merge?(task0)
    if can_merge?
        # Mismatching inputs ... gather more info
        @inputs = Array.new
        @inputs[0] = task0.each_concrete_input_connection.to_a
        @inputs[1] = task1.each_concrete_input_connection.to_a
    end
end

Instance Attribute Details

#device ⇒ Object (readonly)

Returns the value of attribute device



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# File 'lib/syskit/exceptions.rb', line 442

def device
  @device
end

#inputs ⇒ Object (readonly)

Returns the value of attribute inputs



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# File 'lib/syskit/exceptions.rb', line 444

def inputs
  @inputs
end

#tasks ⇒ Object (readonly)

Returns the value of attribute tasks



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# File 'lib/syskit/exceptions.rb', line 443

def tasks
  @tasks
end

Instance Method Details

#can_merge? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/syskit/exceptions.rb', line 446

def can_merge?; !!@can_merge end

#pretty_print(pp) ⇒ Object 



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# File 'lib/syskit/exceptions.rb', line 459

def pretty_print(pp)
    pp.text "device #{device.name} is assigned to two tasks"
    if can_merge?
        pp.text " that have mismatching inputs"
        tasks.each_with_index do |t, i|
            pp.breakable
            t.pretty_print(pp)
            pp.breakable
            pp.text "#{inputs[i].size} input(s):"
            inputs[i].each do |source_task, source_port, sink_port|
                pp.breakable
                pp.text "  #{source_task}.#{source_port} -> #{sink_port}"
            end
        end
    else
        pp.text " that cannot be merged"
        tasks.each do |t|
            pp.breakable
            t.pretty_print(pp)
        end
    end
end