File Information : Files « JDK 7 « Java






  1. Java
  2. JDK 7
  3. Files

File Information



import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.LinkOption;
import java.nio.file.Path;

public class Test {

  public static void main(String[] args) throws Exception {
    Path path = FileSystems.getDefault().getPath("/home/docs/users.txt");
    displayFileAttributes(path);
  }

  private static void displayFileAttributes(Path path) throws Exception {
    String format = "Exists: %s %n" + "notExists: %s %n" + "Directory: %s %n"
        + "Regular: %s %n" + "Executable: %s %n" + "Readable: %s %n"
        + "Writable: %s %n" + "Hidden: %s %n" + "Symbolic: %s %n"
        + "Last Modified Date: %s %n" + "Size: %s %n";

    System.out.printf(format, Files.exists(path, LinkOption.NOFOLLOW_LINKS),
        Files.notExists(path, LinkOption.NOFOLLOW_LINKS),
        Files.isDirectory(path, LinkOption.NOFOLLOW_LINKS),
        Files.isRegularFile(path, LinkOption.NOFOLLOW_LINKS),
        Files.isExecutable(path), Files.isReadable(path),
        Files.isWritable(path), Files.isHidden(path),
        Files.isSymbolicLink(path),
        Files.getLastModifiedTime(path, LinkOption.NOFOLLOW_LINKS),
        Files.size(path));
  }
}








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4.Interoperability between java.io.File and java.nio.file.Files
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6.Get file last modified time for a path object by using Files class
7.Get the file size
8.Is file a symbolic link
9.Is a path a directory