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Java IO & NIO - Files.delete() Examples

Java IO & NIO Java Java API 

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Class:

java.nio.file.Files

java.lang.Objectjava.lang.Objectjava.nio.file.Filesjava.nio.file.FilesLogicBig

Method:

public static void delete(Path path)
                   throws IOException

Deletes a file.

If the file is a directory then the directory must be empty.

Parameters:
path - the path to the file to delete


Examples


package com.logicbig.example.files;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

public class DeleteExample {

    public static void main(String... args) throws IOException {
        Path path = Files.createTempFile("test-file", ".txt");
        System.out.println("File to delete: " + path);
        System.out.println("File to delete exits: " + Files.exists(path));
        //deleting
        Files.delete(path);
        System.out.println("File exits after deleting: " + Files.exists(path));
    }
}

Output

File to delete: C:\Users\Joe\AppData\Local\Temp\test-file17358426713976424126.txt
File to delete exits: true
File exits after deleting: false




Deleting non-existing file will throw exception:

package com.logicbig.example.files;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

public class DeleteExample2 {

    public static void main(String... args) throws IOException {
        Path path = Files.createTempFile("test-file", ".txt");
        //deleting
        Files.delete(path);
        //deleting non-exiting file
        Files.delete(path);
    }
}

Output

Caused by: java.nio.file.NoSuchFileException: C:\Users\Joe\AppData\Local\Temp\test-file1483502319815186337.txt
	at java.base/sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:85)
	at java.base/sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:103)
	at java.base/sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:108)
	at java.base/sun.nio.fs.WindowsFileSystemProvider.implDelete(WindowsFileSystemProvider.java:270)
	at java.base/sun.nio.fs.AbstractFileSystemProvider.delete(AbstractFileSystemProvider.java:105)
	at java.base/java.nio.file.Files.delete(Files.java:1134)
	at com.logicbig.example.files.DeleteExample2.main(DeleteExample2.java:21)
	... 6 more

See Also