Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||
ListenerInvokerFilter |
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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.listener; |
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16 | ||
17 | import org.apache.tapestry.IActionListener; |
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18 | import org.apache.tapestry.IComponent; |
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19 | import org.apache.tapestry.IRequestCycle; |
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20 | ||
21 | /** |
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22 | * Filter interface used with |
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23 | * {@link org.apache.tapestry.listener.ListenerInvoker}. Implementations of |
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24 | * this filter interface may be plugged into the listener method invocation |
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25 | * pipeline. Typical applications involve handling transactions. |
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26 | * |
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27 | * @author Howard M. Lewis Ship |
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28 | * @since 4.0 |
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29 | */ |
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30 | public interface ListenerInvokerFilter |
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31 | { |
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32 | ||
33 | /** |
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34 | * Invoked when a particular listener is being called. |
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35 | * |
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36 | * @param listener The listener reference being invoked. |
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37 | * @param source The component the listener is being invoked on. |
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38 | * @param cycle The associated request. |
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39 | * @param delegate The delegate responsible for actually invoking the method. |
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40 | */ |
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41 | void invokeListener(IActionListener listener, IComponent source, IRequestCycle cycle, ListenerInvoker delegate); |
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42 | } |