Querying a File for Information : Files « File Input Output « Java

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Java » File Input Output » Files Screenshots  Querying a File for Information    import java.io.File; public class Attr {   public static void main(String args[]) {     File path = new File(args[0]); // grab command-line argument     String exists = getYesNo(path.exists());     String canRead = getYesNo(path.canRead());     String canWrite = getYesNo(path.canWrite());     String isFile = getYesNo(path.isFile());     String isHid = getYesNo(path.isHidden());     String isDir = getYesNo(path.isDirectory());     String isAbs = getYesNo(path.isAbsolute());     System.out.println("File attributes for '" + args[0] + "'");     System.out.println("Exists    : " + exists);     if (path.exists()) {       System.out.println("Readable   : " + canRead);       System.out.println("Writable   : " + canWrite);       System.out.println("Is directory : " + isDir);       System.out.println("Is file    : " + isFile);       System.out.println("Is hidden   : " + isHid);       System.out.println("Absolute path : " + isAbs);     }   }   private static String getYesNo(boolean b) {     return (b ? "Yes" : "No");   } }                               Related examples in the same category 1.  Create file 2.  Create a temporary file 3.  Creating a Temporary File and delete it on exit 4.  Create a directory (or several directories) 5.  Get file size 6.  Change last modified time of a file or directory 7.  Construct file path 8.  Create temporary file with specified extension suffix 9.  Create temporary file in specified directory 10.  Create new empty file 11.  Compare two file paths 12.  Delete a file 13.  Delete file or directory 14.  Deleting a Directory (an empty directory) 15.  Delete file or directory when virtual machine terminates 16.  Determine File or Directory 17.  Determine if a file can be read 18.  Determine if a file can be written 19.  Determine if file or directory exists 20.  Determine if File or Directory is hidden 21.  Demonstrate File. 22.  Moving a File or Directory to Another Directory 23.  Find out the directory 24.  Get all path information from java.io.File 25.  Getting an Absolute Filename Path from a Relative Filename Path 26.  Getting an Absolute Filename Path from a Relative Filename with Path 27.  Getting an Absolute Filename Path from a Relative Filename parent Path 28.  Get Absolute path of the file 29.  Get File size in bytes 30.  Get parent directory as a File object 31.  Get a file last modification date 32.  File.getCanonicalFile() converts a filename path to a unique canonical form suitable for comparisons. 33.  Getting the Parents of a Filename Path 34.  Get the parents of an absolute filename path 35.  Getting and Setting the Modification Time of a File or Directory 36.  Mark file or directory Read Only 37.  List Filesystem roots 38.  List drives 39.  Listing the Directory Contents 40.  Rename file or directory 41.  Forcing Updates to a File to the Disk 42.  Random File 43.  Create a directory; all ancestor directories must exist 44.  Create a directory; all non-existent ancestor directories are automatically created 45.  Getting the Current Working Directory 46.  Change a file attribute to writable 47.  Data file 48.  Output to a text File 49.  Choose a File 50.  Read data from text file 51.  Copy File 52.  Working with RandomAccessFile 53.  Get a list of files, and check if any files are missing 54.  Delete a file from within Java 55.  Work with temporary files in Java 56.  Compare File Dates 57.  Sort files base on their last modified date 58.  Strings -- extract printable strings from binary file 59.  Get extension, path and file name 60.  Read file contents to string using commons-io? 61.  Get all xml files by file extension 62.  File Name Bean 63.  Get icon for file type 64.  Change a file attribute to read only 65.  Get file extension name 66.  Search for files recursively 67.  Create a human-readable file size 68.  Set file attributes. 69.  Format file length in string 70.  Return a file with the given filename creating the necessary directories if not present.