Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||
PageValidateListener |
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| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.event; |
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16 | ||
17 | import java.util.EventListener; |
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18 | ||
19 | /** |
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20 | * An interface for objects that want to take part in the validation of the |
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21 | * page. |
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22 | * |
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23 | * @author Mindbridge |
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24 | * @since 3.0 |
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25 | */ |
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26 | ||
27 | public interface PageValidateListener extends EventListener |
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28 | { |
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29 | ||
30 | /** |
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31 | * Invoked by the page from its |
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32 | * {@link org.apache.tapestry.IPage#validate(org.apache.tapestry.IRequestCycle)} |
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33 | * method. |
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34 | * <p> |
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35 | * May throw a {@link org.apache.tapestry.PageRedirectException}, to |
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36 | * redirect the user to an appropriate part of the system (such as, a login |
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37 | * page). |
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38 | */ |
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39 | ||
40 | void pageValidate(PageEvent event); |
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41 | } |