2. The method according to claim 1 , wherein the designing the XML document comprises: defining an XML document including a preset structure and preset data using the user-defined tags; and separating the XML document into an XML document for normal data mapping, which is used when mapping the normal text, and an XML document for repetitive data mapping, which is used when mapping the repetitive text.
4. The method according to claim 2 , wherein at the defining the XML document, when the normal text and the repetitive text that are pieces of structural data of the XML document are indicated on user-defined tag values, they are separately indicated using different indication methods so that the normal text and the repetitive text can be distinguished from each other.