1    package collections.sortable; 
2     
3    import java.text.Collator; 
4    import java.util.Locale; 
5     
6    public class ComparableString implements 
7            Comparable2 { 
8        String str = null; 
9        Collator collator = 
10               Collator.getInstance( 
11                       Locale.ENGLISH); 
12    
13       ComparableString(String _s) { 
14           str = _s; 
15       } 
16    
17       public boolean equals(Object other) { 
18           String s = (String) other; 
19           return s.equals(str); 
20       } 
21    
22       public boolean isLess(Object other) { 
23           String s = (String) other; 
24           return (collator.compare(str, s) < 0); 
25    
26       } 
27    
28       public boolean isGreater(Object other) { 
29           String s = (String) other; 
30           return (collator.compare(str, s) > 0); 
31       } 
32    
33       public int hashCode() { 
34           return str.hashCode(); 
35       } 
36   }