Copier.java

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

public class Copier {

	public void copy(String from, String to) {
		System.out.println("copying file from:  " + from + " -> to:  " + to);

		Path src = Paths.get(from);

		if (!src.toFile().exists()) {
			System.out.println("source file doesn't exist");
			return;
		}

		Path dest = Paths.get(to);

		try {
			Files.copy(src, dest);
		} catch (IOException e) {
			System.err.println("Couldn't copy file : " + e.getMessage() + " " + e.getCause().getMessage());
		}
	}
}