check whether a file is executable or not in Java

'Files.isExecutable' method returns true if the file exists and is executable and return false in below cases.

a.   if the file does not exist or file exists and not executable

b.   Execute access is denied because the Java virtual machine has insufficient privileges, or

c.    Access cannot be determined.

 

Example

boolean isExecutable = Files.isExecutable(Paths.get(filePath));

Find the below working application.

 

FileExecutableCheck.java

package com.sample.app.files;

import java.nio.file.Files;
import java.nio.file.Paths;

public class FileExecutableCheck {

	public static void main(String[] args) {
		final String filePath = "/Users/Shared/filePrograms/a.txt";
		boolean isExecutable = Files.isExecutable(Paths.get(filePath));

		System.out.println("Is " + Paths.get(filePath).getFileName() + " executable ? " + isExecutable);

	}

}

Output

Is a.txt executable ? false

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