NodeForm


1   /*
2    * NodeForm.java
3    */
4   package hero.struts.forms;
5   
6   
7   import javax.servlet.http.HttpServletRequest  ;
8   import org.apache.struts.action.ActionError;
9   import org.apache.struts.action.ActionErrors;
10  import org.apache.struts.action.ActionForm;
11  import org.apache.struts.action.ActionMapping;
12  
13  
14  /**
15   * Form bean for the node.  This form has the following fields,
16   * with default values in square brackets:
17   * <ul>
18   * <li><b>name</b> - The username.  [REQUIRED]
19   * </ul>
20   *
21   * @author Miguel Valdes Faura
22   * @version $Revision: 1.1 $ $Date: 2004/07/30 14:57:57 $
23   */
24  
25  
26  public final class NodeForm extends ActionForm  {
27      
28      // --------------------------------------------------- Instance Variables
29  
30      /**
31       * The name of the node
32       */
33      private String   name = null;
34  
35      
36      // ----------------------------------------------------------- Properties
37  
38     
39      /**
40       * Get the name
41       *@return String 
42       */
43      public String   getName() {
44          return (name);
45      }
46  
47      /**
48       * Set the name
49       * @param name
50       */
51      public void setName(String   name) {
52          this.name = name;
53      }
54  
55      // --------------------------------------------------------- Public Methods
56  
57      /**
58       * Reset all properties to their default values.
59       *
60       * @param mapping The mapping used to select this instance
61       * @param request The servlet request we are processing
62       */
63      public void reset(ActionMapping mapping, HttpServletRequest   request) {
64      this.name = null;
65          
66      }
67  
68  
69      /**
70       * Validate the properties that have been set from this HTTP request,
71       * and return an <code>ActionErrors</code> object that encapsulates any
72       * validation errors that have been found.  If no errors are found, return
73       * <code>null</code> or an <code>ActionErrors</code> object with no
74       * recorded error messages.
75       *
76       * @param mapping The mapping used to select this instance
77       * @param request The servlet request we are processing
78       */
79      public ActionErrors validate(ActionMapping mapping,
80                                   HttpServletRequest   request) {
81          ActionErrors errors = new ActionErrors();
82          if (name == null || name.length()==0)
83              errors.add("name",
84                     new ActionError("error.name.required"));
85          return (errors);
86      }
87  
88  
89  
90  }
91  
92
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