Class: Fairy::Here

Inherits:
IOFilter show all
Includes:
Enumerable
Defined in:
lib/fairy/client/here.rb

Direct Known Subclasses

OutputLocalFile

Defined Under Namespace

Modules: Interface

Instance Method Summary collapse

Methods inherited from IOFilter

#input=

Methods inherited from Filter

#backend, #backend=, #backend_class, #def_pool_variable

Constructor Details

#initialize(fairy, opts = nil) ⇒ Here

Returns a new instance of Here.



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# File 'lib/fairy/client/here.rb', line 23

def initialize(fairy, opts = nil)
  super
end

Instance Method Details

#backend_class_name ⇒ Object 



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# File 'lib/fairy/client/here.rb', line 27

def backend_class_name
  "CHere"
end

#each(&block) ⇒ Object

def each(&block)

  backend.each{|e| block.call e}
end



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# File 'lib/fairy/client/here.rb', line 35

def each(&block)
  policy = @opts[:prequeuing_policy]
  
  imports = XThread::Queue.new

  parent_thread = Thread.current
  
  Thread.start do
	begin
	  backend.each_node do |node|
 node.start_export
 import = Import.new(policy)
 import.set_log_callback do |n, key| 
   Log::verbose(self, "IMPORT POP key=#{key}: #{n}")
 end
 import.no_import = 1
 node.export.output = import
 imports.push import
 nil # 消すな!!(BUG#250対応)
	  end
	  imports.push nil
	rescue Exception
	  parent_thread.raise $!
	end
  end

  while imp = imports.pop
	imp.each do |e|
	  block.call e
	end
  end
end

#each_with_bjobeach(&block) ⇒ Object 



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# File 'lib/fairy/client/here.rb', line 68

def each_with_bjobeach(&block)
  backend.each_buf do |buf|
	buf.each &block
	# GCの問題
	buf = nil
  end
end

#to_a ⇒ Object 



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# File 'lib/fairy/client/here.rb', line 76

def to_a
  ary = []
  backend.each{|e| ary.push e}
  ary
end