@@ -0,0 +1,895 @@
+import java.io.*;%0D%0A%0D%0Apublic class Copy %7B%0D%0A    static public void main(String args%5B%5D)%7B%0D%0A        if(args.length == 2)%7B%0D%0A            copy(args%5B0%5D, args%5B1%5D);%0D%0A            System.out.println(%22Done!%22);%0D%0A        %7D else System.out.println(%22java Copy %3Csrc-file%3E %3Cdest-file%3E%22);%0D%0A    %7D%0D%0A    static public void copy(String srcFile, String destFile)%7B%0D%0A%0D%0A        File src = new File(srcFile);%0D%0A        File dest = new File(destFile);%0D%0A%0D%0A        byte%5B%5D buffer = new byte%5B(int)src.length()%5D;%0D%0A            try%7B%0D%0A                InputStream is = new FileInputStream(src);%0D%0A                while(is.read(buffer)!=-1)%7B%0D%0A%0D%0A                %7D%0D%0A            OutputStream os = new FileOutputStream(dest);%0D%0A            os.write(buffer);%0D%0A        %7D%0D%0A        catch(FileNotFoundException e)%7B%0D%0A            e.printStackTrace();%0D%0A        %7D%0D%0A        catch (IOException e)%7B%0D%0A            e.printStackTrace();%0D%0A        %7D%0D%0A    %7D%0D%0A%7D%0D%0A

add Copy.java