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InjectEnhancementWorker |
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| 1.0;1 |
1 | // Copyright 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.enhance; |
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16 | ||
17 | import org.apache.tapestry.spec.InjectSpecification; |
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18 | ||
19 | /** |
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20 | * A kind of enhancement worker dedicated to injection, based on the |
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21 | * <inject> element of the specification. There are different types of |
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22 | * injection which match up to different implementations of this interface |
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23 | * (i.e., the Strategy pattern). |
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24 | * |
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25 | * @author Howard M. Lewis Ship |
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26 | * @since 4.0 |
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27 | * @see org.apache.tapestry.spec.InjectSpecification |
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28 | * @see org.apache.tapestry.enhance.DispatchToInjectWorker |
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29 | */ |
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30 | public interface InjectEnhancementWorker |
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31 | { |
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32 | ||
33 | /** |
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34 | * Perform the enhancement defined by the |
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35 | * {@link org.apache.tapestry.spec.InjectSpecification}. Thrown runtime |
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36 | * exceptions are caught and reported by the invoker. |
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37 | */ |
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38 | ||
39 | void performEnhancement(EnhancementOperation op, InjectSpecification spec); |
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40 | ||
41 | } |