CopyFile.java
import java.io.FileNotFoundException;
import java.io.File;
import java.io.PrintWriter;
import java.util.Scanner;
/**
This program copies one file to another.
*/
public class CopyFile
{
public static void main(String[] args) throws FileNotFoundException
{
if (args.length != 2)
{
System.out.println("Usage: CopyFile sourcefile targetfile");
return;
}
String source = args[0];
. . .
}
}