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// : c11:AlphabeticSorting.java
//Keep upper and lowercase letters together.
//From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
//www.BruceEckel.com. See copyright notice in CopyRight.txt.
import java.util.Arrays;
import java.util.Comparator;
public class AlphabeticSorting {
public static void main(String[] args) {
String[] sa = new String[] { "a", "c", "b" };
System.out.println("Before sorting: " + Arrays.asList(sa));
Arrays.sort(sa, new AlphabeticComparator());
System.out.println("After sorting: " + Arrays.asList(sa));
}
} ///:~
class AlphabeticComparator implements Comparator {
public int compare(Object o1, Object o2) {
String s1 = (String) o1;
String s2 = (String) o2;
return s1.toLowerCase().compareTo(s2.toLowerCase());
}
} ///:~
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