LogonForm


1   /*
2    * Copyright 2003 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package examples.app3;
18  
19  
20  import javax.servlet.http.HttpServletRequest  ;
21  import org.apache.struts.action.ActionError;
22  import org.apache.struts.action.ActionErrors;
23  import org.apache.struts.action.ActionForm;
24  import org.apache.struts.action.ActionMapping;
25  
26  
27  /**
28   * Form bean for the user profile page.
29   * This form has the following fields,
30   * with default values in square brackets:
31   * <ul>
32   * <li><b>password</b> - Entered password value
33   * <li><b>username</b> - Entered username value
34   * </ul>
35   *
36   * @author Ted Husted
37   * @version $Revision: 1.2 $ $Date: 2004/02/20 12:42:50 $
38   */
39  
40  public final class LogonForm extends ActionForm
41  {
42  
43  
44  
45  
46      // ------------------------------------------------ Instance Variables
47  
48  
49      /**
50       * The password.
51       */
52      private String   password = null;
53  
54  
55      /**
56       * The username.
57       */
58      private String   username = null;
59  
60  
61      // ------------------------------------------------------ Properties
62  
63      /**
64       * Return the password.
65       */
66      public String   getPassword()
67      {
68  
69          return (this.password);
70  
71      }
72  
73  
74      /**
75       * Set the password.
76       *
77       * @param password The new password
78       */
79      public void setPassword(String   password)
80      {
81  
82          this.password = password;
83  
84      }
85  
86  
87      /**
88       * Return the username.
89       */
90      public String   getUsername()
91      {
92  
93          return (this.username);
94  
95      }
96  
97  
98      /**
99       * Set the username.
100      *
101      * @param username The new username
102      */
103     public void setUsername(String   username)
104     {
105 
106         this.username = username;
107 
108     }
109 
110 
111     // -------------------------------------------------- Public Methods
112 
113 
114     /**
115      * Reset all properties to their default values.
116      *
117      * @param mapping The mapping used to select this instance
118      * @param request The servlet request we are processing
119      */
120     public void reset(ActionMapping mapping,
121         HttpServletRequest   request)
122     {
123 
124         setPassword(null);
125         setUsername(null);
126 
127     }
128 
129 
130     /**
131      * Ensure that both fields have been input.
132      *
133      * @param mapping The mapping used to select this instance
134      * @param request The servlet request we are processing
135      */
136     public ActionErrors validate(ActionMapping mapping,
137                                  HttpServletRequest   request)
138     {
139 
140         ActionErrors errors = new ActionErrors();
141 
142         if ((username == null) || (username.length() < 1))
143             errors.add("username", new ActionError("error.username.required"));
144 
145         if ((password == null) || (password.length() < 1))
146             errors.add("password", new ActionError("error.password.required"));
147 
148         return errors;
149 
150     }
151 
152 } // End LogonForm
153
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