view gnv-artifacts/src/main/java/de/intevation/gnv/transition/TransitionFactory.java @ 815:22c18083225e

Removed compiler warnings while JavaDoc generation. gnv-artifacts/trunk@900 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 12 Apr 2010 06:59:33 +0000
parents 79c1db3ca7cc
children 7e5995c47125
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line source
package de.intevation.gnv.transition;

import de.intevation.gnv.artifacts.GNVArtifactBase;

import org.apache.log4j.Logger;

import org.w3c.dom.Node;

/**
 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
 *
 */
public class TransitionFactory {

    /**
     * the logger, used to log exceptions and additonaly information
     */
    private static Logger log = Logger.getLogger(GNVArtifactBase.class);

    private static TransitionFactory instance = null;

    /**
     * Constructor
     */
    public TransitionFactory() {
        super();
    }

    public static TransitionFactory getInstance() {
        if (instance == null) {
            instance = new TransitionFactory();
        }
        return instance;
    }

    public Transition createTransition(Node configuration) {
        log.debug("TransitionFactory.createTransition");
        Transition state = null;
        try {
            String classname = ((org.w3c.dom.Element)configuration).getAttribute("transition");
            state = (Transition) (Class.forName(classname).newInstance());
            state.setup(configuration);
        } catch (InstantiationException e) {
            log.error(e, e);
        } catch (IllegalAccessException e) {
            log.error(e, e);
        } catch (ClassNotFoundException e) {
            log.error(e, e);
        }
        return state;
    }
}
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