1 public class Question1 {
2
3 public static void main(String[] args) {
4 String dir="";
5 if(args.length!=1)
6 {
7 System.out.println("Please Enter Path of the Directory");
8 System.exit(0);
9 }else{
10 File f=new File(args[0]);
11 if(f.exists() && f.isDirectory())
12 {
13 File[] list=f.listFiles();
14 System.out.format("%-70s%-10s%-10s%-15s\n","Name","Size","Type","Last Modified");
15 System.out.println("======================================================================================================================");
16 for(File file:list){
17 if(file.isDirectory())
18 dir="<DIR>";
19 else
20 dir="";
21 System.out.format("%-70s%-10s%-10s%-15s\n",file.getName(),file.length()/1024+" KB",dir,new Date(file.lastModified()));
22 }
23 }
24 else
25 System.out.println("Not an Existing Directory");
26 }
27 }
28
29 }
