import java.io.*;

class People4
{
//  Read a number of Person records from a file, store them in an array
//  Sort them by name.

   static final int MAXPEOPLE=100;

   public static void main(String[] args) throws IOException
   {
    String filename;
    Person [] data;
    int count=0;
    BufferedReader in = Text.open(System.in),inFile;
    for(;;)
        try
           {
            System.out.print("\nEnter file name to read from: ");
            filename=Text.readString(in);
            inFile=Text.open(filename);
            break;
           }
        catch(FileNotFoundException e)
           {
            System.out.println("No file of that name found");
           }
    data = new Person[MAXPEOPLE];
    try
       {
        for(;;)
           try
              {
               data[count++] = readPerson(inFile);
              }
           catch(PersonException e)
              {
               System.out.println(e.getMessage());
               count--;
              }
       }
    catch(IOException e)
       {
       }
    catch(ArrayIndexOutOfBoundsException e)
       {
        System.out.print("Maximum number of people ("+MAXPEOPLE);
        System.out.println(") exceeded");
       }
    count--;

    PeopleSorter sorter = new PeopleSorter(new PeopleOrderByName());
    System.out.println("\nThe records (sorted by name) are:\n");
    sorter.sort(data,count);
    for(int i=0;i<count;i++)
       System.out.println(data[i]);
   }

   public static Person readPerson(BufferedReader reader)
   throws IOException,PersonException
   {
    int d,m,y;
    String n;
    d=Text.readInt(reader);
    m=Text.readInt(reader);
    y=Text.readInt(reader);
    n=Text.readString(reader);
    return new Person(d,m,y,n);
   }

}