Java.io.File.getCanonicalFile() Method

Description

The java.io.File.getCanonicalFile() method returns the canonical form of this abstract pathname.

Declaration

Following is the declaration for java.io.File.getCanonicalFile() method:

public File getCanonicalFile()

Parameters

• NA

Return Value

The method returns same file or directory represented by the canonical pathname string

Exception

• IOException -- if an I/O error occurs

• SecurityException -- if a system property value can not be accessed.

Example

The following example shows the usage of java.io.File.getCanonicalFile() method.

package com.tutorialspoint;

import java.io.File;

public class FileDemo {
   public static void main(String[] args) {
      
      File f = null;
      File f1 = null;
      String path = "";
      boolean bool = false;
      
      try{
         // create new files
         f = new File("C:\\Program Files\\..\\test.txt");
         
         // create new canonical form file object
         f1 = f.getCanonicalFile();
         
         // returns true if the file exists
         bool = f1.exists();
         
         // returns absolute pathname
         path = f1.getAbsolutePath();
         
         // if file exists
         if(bool)
         {
            // prints
            System.out.print(path+" Exists? "+ bool);
         }
         
      }catch(Exception e){
         // if any error occurs
         e.printStackTrace();
      }
   }
}

Let us compile and run the above program, this will produce the following result:

C:\test.txt Exists? true