The Java Developers Almanac 1.4


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Home > List of Packages > java.io  [35 examples] > Files  [9 examples]

e19. Determining If a File or Directory Exists

    boolean exists = (new File("filename")).exists();
    if (exists) {
        // File or directory exists
    } else {
        // File or directory does not exist
    }

 Related Examples
e20. Creating a File
e21. Getting the Size of a File
e22. Deleting a File
e23. Creating a Temporary File
e24. Renaming a File or Directory
e25. Moving a File or Directory to Another Directory
e26. Getting and Setting the Modification Time of a File or Directory
e27. Forcing Updates to a File to the Disk

See also: Directories    Encodings    Filenames and Pathnames    Parsing    Reading and Writing    Serialization   


© 2002 Addison-Wesley.