Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/StateFactory.java @ 108:50273a391e53
Added missing StateFactory class of the last commit.
flys-artifacts/trunk@1293 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Fri, 04 Feb 2011 11:11:03 +0000 |
| parents | |
| children | f077df8ad54c |
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| 107:a228b39494a9 | 108:50273a391e53 |
|---|---|
| 1 package de.intevation.flys.artifacts.states; | |
| 2 | |
| 3 import javax.xml.xpath.XPathConstants; | |
| 4 | |
| 5 import org.apache.log4j.Logger; | |
| 6 | |
| 7 import org.w3c.dom.Node; | |
| 8 | |
| 9 import de.intevation.artifactdatabase.state.State; | |
| 10 | |
| 11 import de.intevation.artifacts.common.utils.XMLUtils; | |
| 12 | |
| 13 | |
| 14 /** | |
| 15 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 16 */ | |
| 17 public class StateFactory { | |
| 18 | |
| 19 /** The logger used in this class */ | |
| 20 private static Logger logger = Logger.getLogger(StateFactory.class); | |
| 21 | |
| 22 /** The XPath to the classname of the state */ | |
| 23 public static final String XPATH_STATE = "@state"; | |
| 24 | |
| 25 | |
| 26 /** | |
| 27 * Creates a new State based on the configured class provided by | |
| 28 * <code>stateConf</code>. | |
| 29 * | |
| 30 * @param stateConf The configuration of the state. | |
| 31 * | |
| 32 * @return a State. | |
| 33 */ | |
| 34 public static State createState(Node stateConf) { | |
| 35 String clazz = (String) XMLUtils.xpath( | |
| 36 stateConf, XPATH_STATE, XPathConstants.STRING); | |
| 37 | |
| 38 State state = null; | |
| 39 | |
| 40 try { | |
| 41 logger.debug("Create a new State for class: " + clazz); | |
| 42 state = (State) Class.forName(clazz).newInstance(); | |
| 43 state.setup(stateConf); | |
| 44 } | |
| 45 catch (InstantiationException ie) { | |
| 46 logger.error(ie, ie); | |
| 47 } | |
| 48 catch (IllegalAccessException iae) { | |
| 49 logger.error(iae, iae); | |
| 50 } | |
| 51 catch (ClassNotFoundException cnfe) { | |
| 52 logger.error(cnfe, cnfe); | |
| 53 } | |
| 54 | |
| 55 return state; | |
| 56 } | |
| 57 } | |
| 58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |