OnJava8-Examples/arrays/AlphabeticSearch.java

// arrays/AlphabeticSearch.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// Searching with a Comparator
import java.util.*;
import onjava.*;
import static onjava.ArrayShow.*;

public class AlphabeticSearch {
  public static void main(String[] args) {
    String[] sa = new Rand.String().array(30);
    Arrays.sort(sa, String.CASE_INSENSITIVE_ORDER);
    show(sa);
    int index = Arrays.binarySearch(sa, sa[10],
      String.CASE_INSENSITIVE_ORDER);
    System.out.println(
      "Index: "+ index + "\n"+ sa[index]);
  }
}
/* Output:
[anmkkyh, bhmupju, btpenpc, cjwzmmr, cuxszgv, eloztdv,
ewcippc, ezdeklu, fcjpthl, fqmlgsh, gmeinne, hyoubzl,
jbvlgwc, jlxpqds, ljlbynx, mvducuj, qgekgly, skddcat,
taprwxz, uybypgp, vjsszkn, vniyapk, vqqakbm, vwodhcf,
ydpulcq, ygpoalk, yskvett, zehpfmm, zofmmvm, zrxmclh]
Index: 10
gmeinne
*/