//: c08:newcollections:ListSort.java
// From Thinking in Java, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Sorting and searching Lists with 'Collections'
package c08.newcollections;
import java.util.*;

public class ListSort {
  public static void main(String[] args) {
    final int SZ = 20;
    // Using "natural comparison method":
    List a = new ArrayList();
    for(int i = 0; i < SZ; i++)
      a.add(new CompClass(
        (int)(Math.random() *100)));
    Collection1.print(a);
    Collections.sort(a);
    Collection1.print(a);
    Object find = a.get(SZ/2);
    int loc = Collections.binarySearch(a, find);
    System.out.println("Location of " + find +
     " = " + loc);
    // Using a Comparator:
    List b = new ArrayList();
    for(int i = 0; i < SZ; i++)
      b.add(Array1.randString(4));
    Collection1.print(b);
    AlphaComp ac = new AlphaComp();
    Collections.sort(b, ac);
    Collection1.print(b);
    find = b.get(SZ/2);
    // Must use the Comparator to search, also:
    loc = Collections.binarySearch(b, find, ac);
    System.out.println("Location of " + find +
     " = " + loc);
  }
} ///:~