Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/services/D4EService.java @ 9588:c57caff9b00b
Punkt 10.6 CSV-Ausgabe Abflusszeitreihenlänge
author | gernotbelger |
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date | Thu, 10 Jan 2019 11:56:39 +0100 |
parents | 717b58b158c9 |
children | 0a5239a1e46e |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.artifacts.services; |
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10 |
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11 import org.w3c.dom.Document; |
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12 |
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13 import org.apache.log4j.Logger; |
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14 |
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15 import org.dive4elements.artifacts.CallMeta; |
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16 import org.dive4elements.artifacts.GlobalContext; |
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17 |
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18 import org.dive4elements.artifactdatabase.XMLService; |
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19 |
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20 import org.dive4elements.river.backend.SessionHolder; |
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21 |
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22 |
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23 public abstract class D4EService extends XMLService { |
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24 |
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25 private static final Logger log = Logger.getLogger(D4EService.class); |
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26 |
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27 |
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28 @Override |
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29 public Document processXML( |
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30 Document data, |
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31 GlobalContext globalContext, |
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32 CallMeta callMeta |
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33 ) { |
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34 init(); |
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35 |
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36 try { |
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37 return doProcess(data, globalContext, callMeta); |
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38 } |
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39 finally { |
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40 shutdown(); |
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41 } |
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42 } |
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43 |
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44 |
6920 | 45 /** Override to do the meat work (called in processXML). */ |
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46 protected abstract Document doProcess( |
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47 Document data, |
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48 GlobalContext globalContext, |
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49 CallMeta callMeta); |
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50 |
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51 |
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52 protected void init() { |
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53 log.debug("init"); |
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54 SessionHolder.acquire(); |
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55 } |
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56 |
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57 |
6920 | 58 /** Called when processing done, close session. */ |
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59 protected void shutdown() { |
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60 log.debug("shutdown"); |
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61 SessionHolder.release(); |
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62 } |
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63 } |
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64 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |