Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/TransitionFactory.java @ 199:b66e8a6f3907

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Moved Configurationfiles gnv-artifacts/trunk@253 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 21 Oct 2009 10:16:52 +0000
parents 7fb9441dd8af
children 734ac082c8d1
rev   line source
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.transition;
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5
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6 import org.apache.log4j.Logger;
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7 import org.w3c.dom.Node;
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8
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9 import de.intevation.artifactdatabase.Config;
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10 import de.intevation.gnv.artifacts.GNVArtifactBase;
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11
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12 /**
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13 * @author Tim Englich <tim.englich@intevation.de>
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14 *
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15 */
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16 public class TransitionFactory {
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17
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18 /**
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19 * the logger, used to log exceptions and additonaly information
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20 */
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21 private static Logger log = Logger.getLogger(GNVArtifactBase.class);
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22
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23 private static TransitionFactory instance = null;
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24
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25 /**
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26 * Constructor
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27 */
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28 public TransitionFactory() {
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29 super();
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30 }
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31
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32 public static TransitionFactory getInstance() {
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33 if (instance == null) {
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34 instance = new TransitionFactory();
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35 }
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36 return instance;
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37 }
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39 public Transition createTransition(Node configuration) {
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40 log.debug("TransitionFactory.createTransition");
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41 Transition transition = null;
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42 try {
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43 String classname = Config.getStringXPath(configuration,
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44 "@transition");
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45 transition = (Transition) (Class.forName(classname).newInstance());
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46 transition.setup(configuration);
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47 } catch (InstantiationException e) {
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48 log.error(e, e);
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49 } catch (IllegalAccessException e) {
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50 log.error(e, e);
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51 } catch (ClassNotFoundException e) {
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52 log.error(e, e);
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53 }
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54 return transition;
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55 }
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56
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57 }
http://dive4elements.wald.intevation.org