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

public class Main {
    public static void main(String[] args) throws IOException {
        final Path path = Paths.get("C:/temp1/xmlTestFile.xml");
        final Path realPath = path.toRealPath();
        final Path fileName = realPath.getFileName();
    }
}