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


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.IDirect;
18 import org.apache.tapestry.IRequestCycle;
19 import org.apache.tapestry.callback.DirectCallback;
20 import org.apache.tapestry.callback.ICallback;
21 import org.apache.tapestry.html.BasePage;
22
23 /**
24  * Tests the ability to "protect" a link with a Guard page. Tests the
25  * {@link org.apache.tapestry.callback.DirectCallback}class.
26  *
27  * @author Howard Lewis Ship
28  * @since 2.3
29  */
30
31 public abstract class ProtectedLink extends BasePage
32 {
33     public void linkClicked(IRequestCycle cycle)
34     {
35         Object JavaDoc[] parameters = cycle.getListenerParameters();
36
37         Guard guard = (Guard) cycle.getPage("Guard");
38
39         if (!guard.isVisited())
40         {
41             ICallback callback = new DirectCallback((IDirect) getComponent("link"), parameters);
42             guard.setCallback(callback);
43             cycle.activate(guard);
44             return;
45         }
46
47         ProtectedLinkResult page = (ProtectedLinkResult) cycle.getPage("ProtectedLinkResult");
48         page.setParameters(parameters);
49
50         cycle.activate(page);
51     }
52 }
53
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