3. The method according to claim 2 , wherein at the defining the XML document, the XML document is implemented such that an absolute path of the user-defined tags is stored as user-defined tag values using an XML tree structure.
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.