Class: DeepTest::Distributed::DispatchController

Inherits:
Object
  • Object
show all
Defined in:
lib/deep_test/distributed/dispatch_controller.rb

Instance Method Summary collapse

Constructor Details

#initialize(options, receivers) ⇒ DispatchController

Returns a new instance of DispatchController.



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 4

def initialize(options, receivers)
  @options = options
  @receivers = receivers
end

Instance Method Details

#description(receiver) ⇒ Object 



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 52

def description(receiver)
  receiver.inspect
end

#dispatch(method_name, *args) ⇒ Object 



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 9

def dispatch(method_name, *args)
  dispatch_with_options(method_name, {}, *args)
end

#dispatch_with_options(method_name, options, *args) ⇒ Object 



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 13

def dispatch_with_options(method_name, options, *args)
  raise NoDispatchReceiversError if @receivers.empty?

  @options.ui_instance.dispatch_starting(method_name)

  threads = @receivers.map do |r|
    Thread.new do
      begin
        Thread.current[:receiver] = r
        r.send method_name, *args
      rescue Exception => e
        Thread.current[:original_exception] = e
        raise
      end
    end
  end

  results = []
  threads.each do |t|
    begin
      results << t.value
    rescue Timeout::Error
      @receivers.delete t[:receiver]
      DeepTest.logger.error { "Timeout dispatching #{method_name} to #{description t[:receiver]}" }
    rescue Exception => this_exception
      @receivers.delete t[:receiver]
      DeepTest.logger.error { "Exception while dispatching #{method_name} to #{description t[:receiver]}:" }

      e = t[:original_exception] || this_exception 
      DeepTest.logger.error { "#{e.class}: #{e.message}" }
      e.backtrace.each {|l| DeepTest.logger.error { l } }
    end
  end

  results
ensure
  @options.ui_instance.dispatch_finished(method_name)
end