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1 package rero.util;
2
3 public class StringStack
4 {
5 protected String  string;
6 protected String delimeter;
7
8 public StringStack(String data)
9 {
10 this(data, " ");
11 }
12
13 public StringStack(String data, String delim)
14 {
15 string = new String (data);
16 delimeter = delim;
17 }
18
19 public void push(String element)
20 {
21 if (string.length() > 0)
22 {
23 string = string + delimeter + element;
24 }
25 else
26 {
27 string = element;
28 }
29 }
30
31 public boolean isEmpty()
32 {
33 return string.length() == 0;
34 }
35
36 public String pop()
37 {
38 if (string.indexOf(delimeter) > -1)
39 {
40 String temp = string.substring(0, string.indexOf(delimeter));
41
42 if (temp.length() >= string.length())
43 {
44 string = "";
45 return temp;
46 }
47 string = string.substring(temp.length() + 1, string.length());
48 return temp;
49 }
50 String temp = string;
51 string = "";
52
53 return temp;
54 }
55
56 public String toString()
57 {
58 return string;
59 }
60
61 public void setDelimeter(String delim)
62 {
63 delimeter = delim;
64 }
65 }
66 |
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