Class: RabbitMQ::FFI::BasicProperties Private

Inherits:
FFI::Struct
  • Object
show all
Defined in:
lib/rabbitmq/ffi.rb,
lib/rabbitmq/ffi/ext/basic_properties.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

FLAGS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

{
  content_type:     (1 << 15),
  content_encoding: (1 << 14),
  headers:          (1 << 13),
  delivery_mode:    (1 << 12),
  priority:         (1 << 11),
  correlation_id:   (1 << 10),
  reply_to:         (1 << 9),
  expiration:       (1 << 8),
  message_id:       (1 << 7),
  timestamp:        (1 << 6),
  type:             (1 << 5),
  user_id:          (1 << 4),
  app_id:           (1 << 3),
  cluster_id:       (1 << 2),
}

Instance Method Summary collapse

Instance Method Details

#apply(**params) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/rabbitmq/ffi/ext/basic_properties.rb', line 6

def apply(**params)
  params.each do |key, value|
    next if value.nil?
    case value
    when String; value = FFI::Bytes.from_s(value)
    when Hash;   value = FFI::Table.from(value)
    end
    set_flag_for_key(key)
    self[key] = value
  end
  self
end

#flag_for_key?(key) ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:



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# File 'lib/rabbitmq/ffi/ext/basic_properties.rb', line 48

def flag_for_key?(key)
  return false if key == :_flags
  flag_bit = FLAGS[key]
  return true unless flag_bit
  return (flag_bit & self[:_flags]) != 0
end

#free! ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/rabbitmq/ffi/ext/basic_properties.rb', line 35

def free!
  self.values.each do |item|
    item.free! if item.respond_to? :free!
  end
  clear
end

#set_flag_for_key(key) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/rabbitmq/ffi/ext/basic_properties.rb', line 42

def set_flag_for_key(key)
  flag_bit = FLAGS[key]
  return unless flag_bit
  self[:_flags] = (self[:_flags] | flag_bit)
end

#to_h(free = false) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/rabbitmq/ffi/ext/basic_properties.rb', line 19

def to_h(free=false)
  result = {}
  self.members.each do |key| [key, self[key]]
    next unless flag_for_key?(key)
    value = self[key]
    case value
    when FFI::Bytes; value = value.to_s(free)
    when FFI::Table; value = value.to_h(free)
    end
    result[key] = value
  end
  
  clear if free
  result
end