get bytes from file in java

/**
 * @author lautturi.com  
 * Java example: get bytes from file in java
 */
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.Arrays;

public class Lautturi {
	
	public static void main(String[] args) throws IOException {
		File file = new File("./test.txt");
		byte[] fileContent = Files.readAllBytes(file.toPath());
		
		System.out.println(Arrays.toString(fileContent));
	}
}

output:

[116, 101, 120, 116]