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@thedarkone
Created September 5, 2012 21:27
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Ruby volatile APIs
# using accessors:
attr_volatile :table, :size_control
def check_for_resize
while (current_table = table) && MAX_CAP > (table_size = current_table.size) && RESIZING != (size_ctrl = size_control) && size_ctrl < @counter.sum
try_in_resize_lock(current_table, size_ctrl) do
self.table = rebuild(current_table)
(table_size << 1) - (table_size >> 1) # 75% load factor
end
end
end
# using i-vars:
volatile :@table, :@size_control
def check_for_resize
while (table = @table) && MAX_CAP > (table_size = table.size) && RESIZING != (size_control = @size_control) && size_control < @counter.sum
try_in_resize_lock(table, size_control) do
@table = rebuild(table)
(table_size << 1) - (table_size >> 1) # 75% load factor
end
end
end
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