import*; public class copyFile { public static void main(String[] args) { System.out.println(""); if (args.length==2) { File origen=new File(args[0]); try { if (!origen.exists()) { System.out.println("no se encuentra "+args[0]); return; } File destino=new File(args[1]); if (destino.exists()) { if (destino.equals(origen)) { System.out.println("no se puede copiar un archivo sobre si mismo."); return; } System.out.print(args[1]+" ya existe. sobrescribir? (s/n):"); char r=(char); if (r=='s'||r=='S') { destino.delete(); } else { return; } } FileInputStream in=new FileInputStream(origen); FileOutputStream out=new FileOutputStream(destino); for (int i=0;i<origen.length();i++) { out.write(; } out.flush(); out.close(); in.close(); System.out.println(args[0]+" copiado a "+args[1]); } catch (IOException e) { System.out.println(e); } } } }

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