Class: Iyyov::ShutdownHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/iyyov/shutdown_handler.rb

Constant Summary collapse

Thread = 
Java::java.lang.Thread
Runtime = 
Java::java.lang.Runtime

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(&block) ⇒ ShutdownHandler

Returns a new instance of ShutdownHandler.



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# File 'lib/iyyov/shutdown_handler.rb', line 29

def initialize( &block )
  @block = block
  @handler = Thread.new( self )
  Runtime::runtime.add_shutdown_hook( @handler )
end

Instance Attribute Details

#handler ⇒ Object (readonly)

Returns the value of attribute handler.



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# File 'lib/iyyov/shutdown_handler.rb', line 27

def handler
  @handler
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/iyyov/shutdown_handler.rb', line 41

def run
  @block.call
end

#unregister ⇒ Object 



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# File 'lib/iyyov/shutdown_handler.rb', line 35

def unregister
  Runtime::runtime.remove_shutdown_hook( @handler )
  @handler = nil
  @block = nil
end