FUNCTION EXTENDING DEVICE, ITS METHOD AND RECORD MEDIUM RECORDING FUNCTION EXTENSION PROGRAM

摘要

PROBLEM TO BE SOLVED: To flexibly interpret a URL pass part by transferring processing related to a URL from an existing www server to a character string processing means to be a processing means other than the existing www server by using an error induction means for inducing the generation of an error. SOLUTION: A function extension part 702 is provided with a character processing means for retrieving art external data base by using a character string in a URL pass part as a key, obtaining a character string constituting the URL corresponding to the key as a value and transmitting the value to a www client together with a prescribed status code to execute URL transfer processing. Data for intentionally inducing an error are set up in an error induction information storing part 706 built in a file storing part 620 and transferred from the existing www server to the character string processing means to be a processing means other than the existing www server.