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package musichub.util;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
/**
* Class offering a path validation method.
*
* @author Aimeric ADJUTOR
* @version 1.0
*/
public final class PathValidation {
/**
* Method that just throws an AssertionError if the class is called
*
* @throws AssertionError you can't instantiate this class
* @author Aimeric ADJUTOR
*/
public PathValidation() {
throw new AssertionError("You just can't instantiate this class.");
}
/**
* Method that checks the validity of a given path and file.
*
* @param inputPath the path given by the user
* @return a boolean
*/
public static boolean isPathValid(String inputPath) {
boolean isExtensionValid = false;
int index = inputPath.lastIndexOf('.');
if (index > 0) {
String extension = inputPath.substring(index + 1);
if (extension.equals("wav")) {
isExtensionValid = true;
}
}
Path path = Paths.get(inputPath);
return (Files.exists(path) & isExtensionValid);
}
}
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