Patent ID: 7788232
Filing Date: 2010-08-31
Classification: G06F,Y10S

Abstract:
1. A computer-readable recording medium having a file management program product stored thereon that makes a computer execute: an inputting step of receiving an input for writing a second file over a first file for storage, said second file having a same name as said first file; an archive file creation step of creating a unique archive file for said first file when said first file is to be overwritten according to the received input of overwriting storage, and storing said unique archive file in the same file location at which said first file to be overwritten is stored; a storing step of storing said first file by appending into said unique archive file, wherein said storing step is able to store a plurality of files in said unique archive file, and said first file is appended as a newly stored file into said unique archive file including previously stored files having same file name; an overwriting step of overwriting said first file with said second file after said first file is stored in said unique archive file; and a restoring step of restoring said first file stored in said unique archive file when said second file is moved or deleted from the file location at which said unique archive file is stored.