Android How to Program, 3/e

J.11 Class File

Class File is useful for retrieving information about files or directories from disk. File objects are used frequently with objects of other java.io classes to specify files or directories to manipulate.

Creating File Objects

Class File provides several constructors. The one with a String argument specifies the name of a file or directory to associate with the File object. The name can contain path information as well as a file or directory name. A file or directory’s path specifies its location on disk. The path includes some or all of the directories leading to the file or directory. An absolute path contains all the directories, starting with the root directory, that lead to a specific file or directory. Every file or directory ...