Class: RBase::Columns::MemoColumn

Inherits:
Column
  • Object
show all
Defined in:
lib/rbase/columns.rb

Instance Attribute Summary

Attributes inherited from Column

#decimal, #name, #offset, #size

Instance Method Summary collapse

Methods inherited from Column

#attach_to, column_for, column_type, #type, type

Constructor Details

#initialize(name, options = {}) ⇒ MemoColumn

Returns a new instance of MemoColumn.



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# File 'lib/rbase/columns.rb', line 166

def initialize(name, options = {})
  super name, options.merge(:size => 10)
end

Instance Method Details

#pack(value) ⇒ Object 



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# File 'lib/rbase/columns.rb', line 170

def pack(value)
  packed_value = table.memo.write(value)
  [format("%-10d", packed_value)].pack('A10')
end

#unpack(data) ⇒ Object 



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# File 'lib/rbase/columns.rb', line 175

def unpack(data)
  table.memo.read(data.to_i)
end