Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
Choose |
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| 1.1428571428571428;1.143 |
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.contrib.components; |
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16 | ||
17 | import org.apache.tapestry.IRender; |
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18 | import org.apache.tapestry.IRequestCycle; |
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19 | import org.apache.tapestry.components.Conditional; |
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20 | ||
21 | /** |
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22 | * This component is a container for {@link When} or Otherwise components; it |
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23 | * provides the context for mutually exclusive conditional evaluation. [<a |
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24 | * href="../../../../../../ComponentReference/contrib.Choose.html">Component |
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25 | * Reference</a>] |
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26 | * |
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27 | * @author David Solis |
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28 | */ |
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29 | 0 | public abstract class Choose extends Conditional |
30 | { |
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31 | ||
32 | public void addBody(IRender element) |
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33 | { |
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34 | 0 | super.addBody(element); |
35 | 0 | if (element instanceof When) ((When) element).setChoose(this); |
36 | 0 | } |
37 | ||
38 | protected void cleanupAfterRender(IRequestCycle cycle) |
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39 | { |
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40 | 0 | setConditionMet(false); |
41 | 0 | super.cleanupAfterRender(cycle); |
42 | 0 | } |
43 | ||
44 | protected boolean evaluateCondition() |
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45 | { |
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46 | 0 | return getCondition(); |
47 | } |
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48 | ||
49 | public boolean getInvert() |
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50 | { |
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51 | // This component doesn't require invert parameter. |
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52 | 0 | return false; |
53 | } |
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54 | ||
55 | public abstract boolean getCondition(); |
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56 | ||
57 | public abstract boolean isConditionMet(); |
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58 | ||
59 | public abstract void setConditionMet(boolean value); |
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60 | } |