Java I/O Examples : How To Set File Permissions

Intro

This examples will demonstrates how to set file permissions using Java program. To set file permissions, you can use the following methods, are File.setExecutable(), File.setReadable(), and File.setWritable() methods.

Examples

package com.freesamplecode.java.io;

import java.io.File;

public class SetFilePermissionDemo {
 public static void main(String[] args){
  File file = new File("D:/temp/test.sh");
  System.out.println("Before set permission...");
  System.out.println("Can execute? : "+file.canExecute());
  System.out.println("Can Write? : "+file.canWrite());
  System.out.println("Can Read? : "+file.canRead());
  
  file.setExecutable(true);
  file.setWritable(false);
  file.setReadable(true);
  
  System.out.println("\n After set permission....");
  System.out.println("Can execute? : "+file.canExecute());
  System.out.println("Can Write? : "+file.canWrite());
  System.out.println("Can Read? : "+file.canRead());
 }
}

Output

Before set permission...
Can execute? : true
Can Write? : false
Can Read? : true

After set permission....
Can execute? : true
Can Write? : false
Can Read? : true

Screenshot

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