To change the charset of one file name

TestFileCharSet.java

import java.io.File;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;

//import org.apache.commons.io.FileUtils;

public class TestFileCharSet {
	protected static String urlEncode(String string) {
		try {
			return URLEncoder.encode(string,"GBK");
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		} return null;
	}
	public static void main(String[] args) throws IOException {
		File file = new File("/home/alex/Desktop/我的");
		System.err.println(file.getName());
		String destFileString = urlEncode(file.getName());
		System.err.println(destFileString);
		
//		FileUtils.copyFile(file, new File("/home/alex/Desktop/" + destFileString));
		System.err.println(file.renameTo(new File(file.getParent() + File.separator + destFileString)));
//		System.err.println(file.renameTo(new File(destFileString)));//wrong way
	}
}