Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
AsyncTrigger |
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| 1.5;1.5 |
1 | /* |
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2 | * |
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3 | * Copyright 2006 The Apache Software Foundation. |
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4 | * |
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5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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6 | * you may not use this file except in compliance with the License. |
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7 | * You may obtain a copy of the License at |
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8 | * |
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9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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10 | * |
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11 | * Unless required by applicable law or agreed to in writing, software |
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12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 | * See the License for the specific language governing permissions and |
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15 | * limitations under the License. |
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16 | * |
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17 | */ |
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18 | package org.apache.commons.scxml.invoke; |
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19 | ||
20 | import org.apache.commons.logging.Log; |
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21 | import org.apache.commons.logging.LogFactory; |
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22 | import org.apache.commons.scxml.SCXMLExecutor; |
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23 | import org.apache.commons.scxml.TriggerEvent; |
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24 | import org.apache.commons.scxml.model.ModelException; |
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25 | ||
26 | /** |
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27 | * Trigger the given {@link TriggerEvent} (or array of) on the given |
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28 | * state machine executor asynchronously, once. |
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29 | */ |
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30 | class AsyncTrigger implements Runnable { |
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31 | ||
32 | /** The state machine executor. */ |
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33 | private SCXMLExecutor executor; |
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34 | /** The event(s) to be triggered. */ |
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35 | private TriggerEvent[] events; |
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36 | /** The log. */ |
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37 | 0 | private Log log = LogFactory.getLog(AsyncTrigger.class); |
38 | ||
39 | /** |
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40 | * Constructor. |
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41 | * |
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42 | * @param executor The {@link SCXMLExecutor} to trigger the event on. |
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43 | * @param event The {@link TriggerEvent}. |
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44 | */ |
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45 | 0 | AsyncTrigger(final SCXMLExecutor executor, final TriggerEvent event) { |
46 | 0 | this.executor = executor; |
47 | 0 | this.events = new TriggerEvent[1]; |
48 | 0 | this.events[0] = event; |
49 | 0 | new Thread(this).start(); |
50 | 0 | } |
51 | ||
52 | /** |
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53 | * Fire the event(s). |
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54 | */ |
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55 | public void run() { |
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56 | try { |
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57 | 0 | synchronized (executor) { |
58 | 0 | executor.triggerEvents(events); |
59 | 0 | } |
60 | 0 | } catch (ModelException me) { |
61 | 0 | log.error(me.getMessage(), me); |
62 | 0 | } |
63 | 0 | } |
64 | ||
65 | } |
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66 |