File Copy

import java.io.*
class CopyFile
{
int ch;
//reading data from args[0]
FileInputStream fin=new FileInputStream(args[0]);
// for writing data into args[1]
FileOutputStream fout=new FileOutPutStream(args[1]);
while(ch=fin.read()!=-1){
fout.write(ch);
}
fin.close();
fout.close();
}
}