Class: Evrone::Common::AMQP::Supervisor::Threaded

Inherits:
Object
  • Object
show all
Includes:
Logger
Defined in:
lib/evrone/common/amqp/supervisor/threaded.rb

Defined Under Namespace

Classes: SpawnAttemptsLimitReached, Task

Constant Summary collapse

POOL_INTERVAL = 
0.5
@@shutdown = 
false

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Threaded

Returns a new instance of Threaded.



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 61

def initialize
  self.class.resume
  @tasks = Array.new
end

Class Method Details

.build(tasks) ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 37

def build(tasks)
  supervisor = new
  tasks.each_pair do |k,v|
    v.times do |n|
      supervisor.add k, :subscribe, n
    end
  end
  supervisor
end

.resume ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 47

def resume
  @@shutdown = false
end

.shutdown ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 55

def shutdown
  @@shutdown = true
end

.shutdown? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 51

def shutdown?
  @@shutdown
end

Instance Method Details

#add(object, method, id) ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 66

def add(object, method, id)
  @tasks.push Task.new(object, method, id).freeze
end

#run ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 86

def run
  start_all_threads

  loop do
    task = @tasks.shift
    break unless task

    case
    when shutdown?
      log_thread_error task
    when task.alive?
      @tasks.push task
    else
      process_fail task
    end

    sleep POOL_INTERVAL unless shutdown?
  end
end

#run_async ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 82

def run_async
  Thread.new { run }.tap{|t| t.abort_on_exception = true }
end

#shutdown ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 78

def shutdown
  self.class.shutdown
end

#shutdown? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 74

def shutdown?
  self.class.shutdown?
end

#size ⇒ Object 



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# File 'lib/evrone/common/amqp/supervisor/threaded.rb', line 70

def size
  @tasks.size
end