PROBLEM TO BE SOLVED: To reduce a labor required for generating a program source code for materializing functions of serializing and deserializing data.;SOLUTION: A program source code automatic generation part 20 (20a, 20b, and the like) refers a set showing units of serializing and deserializing the data and a definition file 22 of data structure defined with elements for serializing and deserializing in the set, generates the program source code for serializing and deserializing the data based on the elements included in the set, classifies the program source codes produced based on the elements, and generates the program source code file 24 including the program source code for serializing and deserializing the set.;COPYRIGHT: (C)2004,JPO
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