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[1374] | 1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany |
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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 | |
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| 15 | package de.ugoe.cs.autoquest.httpmonitor; |
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| 16 | |
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| 17 | /** |
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| 18 | * <p> |
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| 19 | * used to be able to shut down any {@link HttpMonitorComponent} that must be stopped if the |
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| 20 | * application stops. |
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| 21 | * </p> |
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| 22 | * |
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| 23 | * @author Patrick Harms |
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| 24 | */ |
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| 25 | public class ShutdownHook implements Runnable { |
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| 26 | |
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| 27 | /** |
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| 28 | * the components to be stopped on shutdown |
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| 29 | */ |
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| 30 | private HttpMonitorComponent[] components; |
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| 31 | |
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| 32 | /** |
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| 33 | * <p> |
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| 34 | * initializes the shutdown hook with the components to be shut down on shutdown of the whole |
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| 35 | * application |
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| 36 | * </p> |
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| 37 | * |
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| 38 | */ |
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| 39 | public ShutdownHook(HttpMonitorComponent... components) { |
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| 40 | this.components = components; |
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| 41 | } |
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| 42 | |
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| 43 | /* (non-Javadoc) |
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| 44 | * @see java.lang.Thread#run() |
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| 45 | */ |
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| 46 | @Override |
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| 47 | public void run() { |
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| 48 | for (HttpMonitorComponent component : components) { |
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| 49 | if (component != null) { |
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| 50 | try { |
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| 51 | component.stop(); |
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| 52 | } |
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| 53 | catch (Exception e) { |
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| 54 | // ignore and go on |
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| 55 | } |
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| 56 | } |
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| 57 | } |
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| 58 | } |
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| 59 | |
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| 60 | } |
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