Class: ZMQ::PollItems

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/ffi-rzmq/poll_items.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ PollItems

Returns a new instance of PollItems.



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# File 'lib/ffi-rzmq/poll_items.rb', line 11

def initialize
  @pollables  = {}
  @item_size  = LibZMQ::PollItem.size
  @item_store = nil
end

Instance Method Details

#<<(poll_item) ⇒ Object Also known as: push 



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# File 'lib/ffi-rzmq/poll_items.rb', line 32

def <<(poll_item)
  @dirty = true
  @pollables[poll_item.pollable] = OpenStruct.new(:index => size, :data => poll_item)
end

#address ⇒ Object 



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# File 'lib/ffi-rzmq/poll_items.rb', line 17

def address
  clean
  @item_store
end

#delete(pollable) ⇒ Object 



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# File 'lib/ffi-rzmq/poll_items.rb', line 38

def delete pollable
  if @pollables.delete(pollable)
    @dirty = true
    clean
    true
  else
    false
  end
end

#each(&blk) ⇒ Object 



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# File 'lib/ffi-rzmq/poll_items.rb', line 48

def each &blk
  clean
  @pollables.each_key do |pollable|
    yield get(pollable)
  end
end

#get(pollable) ⇒ Object Also known as: [] 



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# File 'lib/ffi-rzmq/poll_items.rb', line 22

def get pollable
  return unless entry = @pollables[pollable]
  clean
  pointer = @item_store + (@item_size * entry.index)
  item = ZMQ::PollItem.from_pointer(pointer)
  item.pollable = pollable
  item
end

#inspect ⇒ Object 



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# File 'lib/ffi-rzmq/poll_items.rb', line 55

def inspect
  clean
  str = ""
  each { |item| str << "ptr [#{item[:socket]}], events [#{item[:events]}], revents [#{item[:revents]}], " }
  str.chop.chop
end

#to_s ⇒ Object 



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# File 'lib/ffi-rzmq/poll_items.rb', line 62

def to_s; inspect; end