##### Coverage Report - org.melati.template.AbstractTemplateEngine

Classes in this File | Line Coverage | Branch Coverage | Complexity
AbstractTemplateEngine |
100% | 28/28
100% | 14/14
| 3.2;3.2

1 |  |
     /*
2 |  |
      * $Source: /usr/cvsroot/melati/melati/src/site/resources/withWebmacro/org.melati.template.AbstractTemplateEngine.html,v $
3 |  |
      * $Revision: 1.1 $
4 |  |
      *
5 |  |
      * Copyright (C) 2006 Tim Pizey
6 |  |
      *
7 |  |
      * Part of Melati (http://melati.org), a framework for the rapid
8 |  |
      * development of clean, maintainable web applications.
9 |  |
      *
10 |  |
      * Melati is free software; Permission is granted to copy, distribute
11 |  |
      * and/or modify this software under the terms either:
12 |  |
      *
13 |  |
      * a) the GNU General Public License as published by the Free Software
14 |  |
      *    Foundation; either version 2 of the License, or (at your option)
15 |  |
      *    any later version,
16 |  |
      *
17 |  |
      *    or
18 |  |
      *
19 |  |
      * b) any version of the Melati Software License, as published
20 |  |
      *    at http://melati.org
21 |  |
      *
22 |  |
      * You should have received a copy of the GNU General Public License and
23 |  |
      * the Melati Software License along with this program;
24 |  |
      * if not, write to the Free Software Foundation, Inc.,
25 |  |
      * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 |  |
      * GNU General Public License and visit http://melati.org to obtain the
27 |  |
      * Melati Software License.
28 |  |
      *
29 |  |
      * Feel free to contact the Developers of Melati (http://melati.org),
30 |  |
      * if you would like to work out a different arrangement than the options
31 |  |
      * outlined here.  It is our intention to allow Melati to be used by as
32 |  |
      * wide an audience as possible.
33 |  |
      *
34 |  |
      * This program is distributed in the hope that it will be useful,
35 |  |
      * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 |  |
      * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
37 |  |
      * GNU General Public License for more details.
38 |  |
      *
39 |  |
      * Contact details for copyright holder:
40 |  |
      *
41 |  |
      *     Tim Pizey <timp At paneris.org>
42 |  |
      *     http://paneris.org/~timp
43 |  |
      */
44 |  |
     package org.melati.template;
45 |  |
46 |  |
     import java.util.Enumeration;
47 |  |
     import java.util.Vector;
48 |  |
49 |  |
     /**
50 |  |
      * Common elements of a TemplateEngine.
51 |  |
      *
52 |  |
      */
53 |  |
     public abstract class AbstractTemplateEngine implements TemplateEngine {
54 |  |
55 | 682 |
       protected Vector<String> roots = new Vector<String>();
56 |  |
57 |  |
       /**
58 |  |
        * Constructor.
59 |  |
        */
60 |  |
       public AbstractTemplateEngine() {
61 | 682 |
         super();
62 | 682 |
         addRoot("");
63 | 682 |
       }
64 |  |
65 |  |
       /**
66 |  |
        * {@inheritDoc}
67 |  |
        * @see org.melati.template.TemplateEngine#getTemplateName(java.lang.String, java.lang.String)
68 |  |
        */
69 |  |
       public String getTemplateName(String key, String classifier) {
70 | 14 |
         String templateResourceName = null;
71 | 14 |
         Enumeration<String> theRoots = getRoots();
72 | 18 |
         while(theRoots.hasMoreElements()) {
73 | 14 |
           String root = (String)theRoots.nextElement();
74 | 14 |
           templateResourceName = "/" + emptyOrSlashEnded(root) +
75 |  |
                                  emptyOrSlashEnded(classifier) +
76 |  |
                                  key +
77 |  |
                                  templateExtension();
78 | 14 |
           if (this.getClass().getResource(templateResourceName) == null) {
79 | 6 |
             templateResourceName = "/" + emptyOrSlashEnded(root) +
80 |  |
                                    key + templateExtension();
81 |  |
           } else
82 |  |
             break;
83 |  |
84 | 6 |
           if (this.getClass().getResource(templateResourceName) != null)
85 | 2 |
             break;
86 |  |
           else
87 | 4 |
             templateResourceName = null;
88 | 4 |
         }
89 | 14 |
         if (templateResourceName == null)
90 | 4 |
           return key;
91 |  |
         else
92 | 10 |
           return templateResourceName;
93 |  |
       }
94 |  |
95 |  |
       private String emptyOrSlashEnded(String in) {
96 | 34 |
         if (in == null)
97 | 8 |
           return "";
98 | 26 |
         if (in.equals(""))
99 | 10 |
           return "";
100 | 16 |
         if(in.endsWith("/"))
101 | 4 |
           return in;
102 |  |
103 | 12 |
         return in + "/";
104 |  |
       }
105 |  |
106 |  |
107 |  |
       /**
108 |  |
        * {@inheritDoc}
109 |  |
        * @see org.melati.template.TemplateEngine#getRoots()
110 |  |
        */
111 |  |
       public Enumeration<String> getRoots() {
112 | 34 |
         return roots.elements();
113 |  |
       }
114 |  |
115 |  |
       /**
116 |  |
        * Add root at index 0,
117 |  |
        * so that the empty string is always returned last by <code>elements</code>.
118 |  |
        * @see org.melati.template.TemplateEngine#addRoot(java.lang.String)
119 |  |
        */
120 |  |
       public void addRoot(String root) {
121 | 696 |
         roots.insertElementAt(root,0);
122 | 696 |
       }
123 |  |
124 |  |
     }