Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/TransitionFactory.java @ 356:3eee1369c79b

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Added the Unit of the Parameter to the Query for Parameters in all Parameterqueries where it was still missing. Now the Unit will be displaied in the Combobox and in the Diagramm-Axis-Description gnv-artifacts/trunk@429 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 15 Dec 2009 14:55:42 +0000
parents a887074460b6
children 9a828e5a2390
rev   line source
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a887074460b6 Last Step of the Refactoring Work on the Transition Model.
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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.gnv.artifacts.GNVArtifactBase;
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10
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11 /**
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12 * @author Tim Englich <tim.englich@intevation.de>
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13 *
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14 */
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15 public class TransitionFactory {
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16
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17 /**
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18 * the logger, used to log exceptions and additonaly information
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19 */
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20 private static Logger log = Logger.getLogger(GNVArtifactBase.class);
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21
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22 private static TransitionFactory instance = null;
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23
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24 /**
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25 * Constructor
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26 */
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27 public TransitionFactory() {
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28 super();
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29 }
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30
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31 public static TransitionFactory getInstance() {
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32 if (instance == null) {
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33 instance = new TransitionFactory();
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34 }
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35 return instance;
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36 }
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37
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38 public Transition createTransition(Node configuration) {
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39 log.debug("TransitionFactory.createTransition");
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40 Transition state = null;
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41 try {
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42 String classname = ((org.w3c.dom.Element)configuration).getAttribute("transition");
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43 state = (Transition) (Class.forName(classname).newInstance());
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44 state.setup(configuration);
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45 } catch (InstantiationException e) {
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46 log.error(e, e);
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47 } catch (IllegalAccessException e) {
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48 log.error(e, e);
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49 } catch (ClassNotFoundException e) {
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50 log.error(e, e);
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51 }
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52 return state;
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53 }
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54
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55 }
http://dive4elements.wald.intevation.org