Querying and Setting File Metadata - Java File Path IO

Java examples for File Path IO:File Attribute

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Description

Querying and Setting File Metadata

Demo Code

import java.io.IOException;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.attribute.DosFileAttributeView;

public class Main {

  public static void main(String[] args) {
    Path path = FileSystems.getDefault().getPath("./file2.log");
    try {/*from w ww. j  a  v a 2  s  .co  m*/
      System.out.println("File Size:" + Files.size(path));
      System.out.println("Is Directory:" + Files.isDirectory(path));
      System.out.println("Is Regular File:" + Files.isRegularFile(path));
      System.out.println("Is Symbolic Link:" + Files.isSymbolicLink(path));
      System.out.println("Is Hidden:" + Files.isHidden(path));
      System.out.println("Last Modified Time:" + Files.getLastModifiedTime(path));
      System.out.println("Owner:" + Files.getOwner(path));


      DosFileAttributeView view = Files.getFileAttributeView(path,DosFileAttributeView.class);
      System.out.println("\nDOS File Attributes\n------------------------------------\n");
      System.out.println("Archive  :" + view.readAttributes().isArchive());
      System.out.println("Hidden   :" + view.readAttributes().isHidden());
      System.out.println("Read-only:" + view.readAttributes().isReadOnly());
      System.out.println("System   :" + view.readAttributes().isSystem());

      view.setHidden(false);

    } catch (IOException e) {
      e.printStackTrace();
    }
  }

}

Result


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