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Java > Open Source Codes > org > apache > tapestry > junit > mock > app > Protected


1 // Copyright 2004, 2005 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 org.apache.tapestry.junit.mock.app;
16
17 import org.apache.tapestry.PageRedirectException;
18 import org.apache.tapestry.callback.ICallback;
19 import org.apache.tapestry.callback.PageCallback;
20 import org.apache.tapestry.event.PageEvent;
21 import org.apache.tapestry.event.PageValidateListener;
22 import org.apache.tapestry.html.BasePage;
23
24 /**
25  * Part of Mock application. Works with the {@link Guard}page to ensure that the Guard page has
26  * been visited before displaying.
27  *
28  * @author Howard Lewis Ship
29  * @since 2.3
30  */
31
32 public abstract class Protected extends BasePage implements PageValidateListener
33 {
34
35     public void pageValidate(PageEvent event)
36     {
37         Guard guard = (Guard) getRequestCycle().getPage("Guard");
38
39         if (!guard.isVisited())
40         {
41             ICallback callback = new PageCallback(this);
42             guard.setCallback(callback);
43
44             throw new PageRedirectException(guard);
45         }
46     }
47
48 }
49
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