11. In a computer system having means for storing a plurality of files each having one or more file attributes, a computer file management system for dynamically reclassifying said files in accordance with said file attributes, said management system comprising: ACS filter means having at least one Automatic Class Selection (ACS) filter that includes an ordered plurality of rule declarations each specifying values for a plurality of said file attributes and at least one file management class; tester means coupled to said ACS filter means for referencing said ACS filter responsive to the opening of a first said file to test in sequence each said rule declaration for coincidence with the file attributes of said first file and for identifying the first encountered said rule declaration that coincides with said first file attributes; and classifier means coupled to said tester means for selecting for said first file the management class specified in said first encountered coincident rule declaration.
11. In a computer system having means for storing a plurality of files each having one or more file attributes, a computer file management system for dynamically reclassifying said files in accordance with said file attributes, said management system comprising: ACS filter means having at least one Automatic Class Selection (ACS) filter that includes an ordered plurality of rule declarations each specifying values for a plurality of said file attributes and at least one file management class; tester means coupled to said ACS filter means for referencing said ACS filter responsive to the opening of a first said file to test in sequence each said rule declaration for coincidence with the file attributes of said first file and for identifying the first encountered said rule declaration that coincides with said first file attributes; and classifier means coupled to said tester means for selecting for said first file the management class specified in said first encountered coincident rule declaration. 17. The file management system of claim 11 further comprising: means coupled to said classifier means for storing said selected file management class for said first file in said storage means.