import java.io.*;

public class DirMove
{

    public DirMove()
    {
    }

    public static void copyDir(File quelle, File ziel)
        throws FileNotFoundException, IOException
    {
        File files[] = quelle.listFiles();
        ziel.mkdirs();
        File afile[];
        int j = (afile = files).length;
        for(int i = 0; i < j; i++)
        {
            File file = afile[i];
            if(file.isDirectory())
                copyDir(file, new File((new StringBuilder(String.valueOf(ziel.getAbsolutePath()))).append(File.separator).append(file.getName()).toString()));
            else
                copyFile(file, new File((new StringBuilder(String.valueOf(ziel.getAbsolutePath()))).append(File.separator).append(file.getName()).toString()));
        }

    }

    private static void copyFile(File file, File ziel)
        throws FileNotFoundException, IOException
    {
        in = new BufferedInputStream(new FileInputStream(file));
        out = new BufferedOutputStream(new FileOutputStream(ziel, true));
        for(int bytes = 0; (bytes = in.read()) != -1;)
            out.write(bytes);

        in.close();
        out.close();
    }

    public static boolean delDir(File path)
    {
        File files[] = path.listFiles();
        if(files != null)
        {
            File afile[];
            int j = (afile = files).length;
            for(int i = 0; i < j; i++)
            {
                File file = afile[i];
                if(file.isDirectory())
                    delDir(file);
                else
                if(!file.delete())
                    return false;
            }

        }
        path.delete();
        return true;
    }

    private static BufferedInputStream in = null;
    private static BufferedOutputStream out = null;

}