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Java > Open Source Codes > tutorial > forms > Part4


1 // Copyright 2004 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package tutorial.forms;
16
17 import net.sf.tapestry.IRequestCycle;
18 import net.sf.tapestry.RequestCycleException;
19 import net.sf.tapestry.form.IPropertySelectionModel;
20 import net.sf.tapestry.form.StringPropertySelectionModel;
21 import net.sf.tapestry.html.BasePage;
22 import net.sf.tapestry.valid.ValidationDelegate;
23
24 /**
25  * Example code for the forms part of Tutorial
26  * @author Neil Clayton
27  */
28 public class Part4 extends BasePage
29 {
30     public void enterDetails(IRequestCycle cycle) throws RequestCycleException
31     {
32         // Submission has been performed. Validate the fields
33 ValidationDelegate delegate = (ValidationDelegate) getBeans().getBean("delegate");
34         if (delegate.getHasErrors())
35         {
36             // there are errors
37 return;
38         }
39
40         cycle.setPage("Success");
41     }
42
43     /**
44      * Returns a set of colours that the user may choose from.
45      */
46     public static IPropertySelectionModel getColourModel()
47     {
48         return new StringPropertySelectionModel(
49                 new String JavaDoc[]{"Black", "Fiji Blue", "Green", "Red", "Yellow"});
50     }
51 }
52
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