1    /* 
2    * This program will do a bit of character string processing. 
3    */
4    
5    package stringthing;
6    
7    public class StringThing {
8    
9        public static void main(String[] args) {
10           // POINT A: CREATE A PRINT SOME STRINGS THAT REPRESENT NAMES
11           String singer = "Holiday, Billie";
12           String sculptor = "Claudel, Camille";
13           String painter = "Picasso, Pablo";
14           String dancer = "Zotto, Osvaldo";
15           String self = "Sapkota, Nirdishtha";
16   
17           System.out.println("\nNames ...");
18           System.out.println(singer);
19           System.out.println(sculptor);
20           System.out.println(painter);
21           System.out.println(dancer);
22           System.out.println(self);
23   
24           // POINT B: COMPUTE AND PRINT THE LENGTHS OF THE STRINGS, WITHOUT LABELS
25           int singerLength = singer.length();
26           int sculptorLength = sculptor.length();
27           int painterLength = painter.length();
28           int dancerLength = dancer.length();
29           int selfLength = self.length();
30   
31           System.out.println("\nName lengths ...");
32           System.out.println(singerLength);
33           System.out.println(sculptorLength);
34           System.out.println(painterLength);
35           System.out.println(dancerLength);
36           System.out.println(selfLength);
37   
38           // POINT C: COMPUTE AND PRINT THE LOCATION OF THE COMMA WITHIN EACH STRING, NO LABELS
39           int singerCommaPosition = singer.indexOf(",");
40           int sculptorCommaPosition = sculptor.indexOf(",");
41           int painterCommaPosition = painter.indexOf(",");
42           int dancerCommaPosition = dancer.indexOf(",");
43           int selfCommaPosition = self.indexOf(",");
44   
45           System.out.println("\nComma positions ...");
46           System.out.println(singerCommaPosition);
47           System.out.println(sculptorCommaPosition);
48           System.out.println(painterCommaPosition);
49           System.out.println(dancerCommaPosition);
50           System.out.println(selfCommaPosition);
51   
52           // POINT D: COMPUTE AND PRINT THE FIVE FIRST NAMES, WITH NO LABELS
53           String singerFirst = singer.substring(9);
54           String sculptorFirst = sculptor.substring(9);
55           String painterFirst = painter.substring(9);
56           String dancerFirst = dancer.substring(7);
57           String selfFirst = self.substring(9);
58   
59           System.out.println("\nFirst names ...");
60           System.out.println(singerFirst);
61           System.out.println(sculptorFirst);
62           System.out.println(painterFirst);
63           System.out.println(dancerFirst);
64           System.out.println(selfFirst);
65   
66           // POINT E: COMPUTE AND PRINT THE FIVE LAST NAMES, WITH NO LABELS
67           String singerLast = singer.substring(0, singerCommaPosition);
68           String sculptorLast = sculptor.substring(0, sculptorCommaPosition);
69           String painterLast = painter.substring(0, painterCommaPosition);
70           String dancerLast = dancer.substring(0, dancerCommaPosition);
71           String selfLast = self.substring(0, selfCommaPosition);
72   
73           System.out.println("\nLast names ...");
74           System.out.println(singerLast);
75           System.out.println(sculptorLast);
76           System.out.println(painterLast);
77           System.out.println(dancerLast);
78           System.out.println(selfLast);
79   
80           // POINT F: COMPUTE AND PRINT THE FIRST NAMES, AGAIN
81           System.out.println("\nFirst names, once again ...");
82           System.out.println(firstName(singer));
83           System.out.println(firstName(sculptor));
84           System.out.println(firstName(painter));
85           System.out.println(firstName(dancer));
86           System.out.println(firstName(self));
87   
88           // POINT G: COMPUTE AND PRINT THE LAST NAMES, AGAIN
89           System.out.println("\nLast names, once again ...");
90           System.out.println(lastName(singer));
91           System.out.println(lastName(sculptor));
92           System.out.println(lastName(painter));
93           System.out.println(lastName(dancer));
94           System.out.println(lastName(self));
95   
96           // POINT H: COMPUTE AND PRINT THE FULL NAMES, NATURAL STYLE
97           System.out.println("\nFull names, natural style ...");
98           System.out.println(fullName(singer));
99           System.out.println(fullName(sculptor));
100          System.out.println(fullName(painter));
101          System.out.println(fullName(dancer));
102          System.out.println(fullName(self));
103      }
104  
105      // POINT F
106      private static String firstName(String directoryStyleName) {
107          int first = directoryStyleName.indexOf(" ");
108          return directoryStyleName.substring(first);
109      }
110  
111      //POINT G
112      private static String lastName(String directoryStyleName) {
113          int last = directoryStyleName.indexOf(",");
114          return directoryStyleName.substring(0, last);
115      }
116  
117      //POINT H
118      private static String fullName(String dsn) {
119          return firstName(dsn) + " " + lastName(dsn);
120      }
121  }
122  
123