Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FLYSService.java @ 1770:e8a98eee816d

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Cosmetics, documentation. flys-artifacts/trunk@3091 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 26 Oct 2011 12:55:32 +0000
parents 26e19cdaed5e
children a5f327849b85
rev   line source
1631
26e19cdaed5e Improved database session handling in services and artifacts.
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1 package de.intevation.flys.artifacts.services;
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2
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3 import org.w3c.dom.Document;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import org.hibernate.Session;
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8
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9 import de.intevation.artifacts.CallMeta;
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10 import de.intevation.artifacts.GlobalContext;
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11
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12 import de.intevation.artifactdatabase.DefaultService;
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13
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14 import de.intevation.flys.backend.SessionHolder;
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15
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16
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17 public abstract class FLYSService extends DefaultService {
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18
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19 private static final Logger logger = Logger.getLogger(FLYSService.class);
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20
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21
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22 public Document process(
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23 Document data,
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24 GlobalContext globalContext,
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25 CallMeta callMeta
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26 ) {
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27 init();
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28
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29 try {
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30 return doProcess(data, globalContext, callMeta);
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31 }
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32 finally {
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33 shutdown();
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34 }
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35 }
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36
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37
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38 protected abstract Document doProcess(
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39 Document data,
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40 GlobalContext globalContext,
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41 CallMeta callMeta);
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42
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43
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44 protected void init() {
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45 logger.debug("init");
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46 SessionHolder.acquire();
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47 }
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48
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49
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50 protected void shutdown() {
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51 logger.debug("shutdown");
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52 Session session = SessionHolder.HOLDER.get();
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53 session.close();
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54
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55 SessionHolder.release();
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56 }
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57 }
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58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org