Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/transitions/DefaultTransition.java @ 3318:dbe2f85bf160
merged flys-artifacts/2.8
author | Thomas Arendsen Hein <thomas@intevation.de> |
---|---|
date | Fri, 28 Sep 2012 12:14:35 +0200 |
parents | b2ea89a665bc |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/transitions/DefaultTransition.java Fri Sep 28 12:14:35 2012 +0200 @@ -0,0 +1,104 @@ +package de.intevation.flys.artifacts.transitions; + +import org.w3c.dom.Node; + +import de.intevation.artifacts.Artifact; + +import de.intevation.artifactdatabase.state.State; +import de.intevation.artifactdatabase.transition.Transition; + + +/** + * The default implementation of a <code>Transition</code>. + * + * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> + */ +public class DefaultTransition implements Transition { + + /** The ID of the current state */ + protected String from; + + /** The ID of the target state */ + protected String to; + + + /** + * The default constructor. + */ + public DefaultTransition() { + } + + + /** + * The default constructor. + * + * @param from The current state. + * @param to The target state. + */ + public DefaultTransition(String from, String to) { + this.from = from; + this.to = to; + } + + + public void init(Node config) { + // nothing to do in the default transition + } + + + /** + * Returns the current state ID. + * + * @return the current state ID. + */ + public String getFrom() { + return from; + } + + + /** + * Returns the target state ID. + * + * @return the target state ID. + */ + public String getTo() { + return to; + } + + + /** + * Set the current state ID. + * + * @param from current state ID. + */ + public void setFrom(String from) { + this.from = from; + } + + + /** + * Set the target state ID. + * + * @param to the target state ID. + */ + public void setTo(String to) { + this.to = to; + } + + + /** + * Determines if its valid to step from state <i>a</i> of an artifact + * <i>artifact</i> to state <i>b</i>. This method always returns true - no + * validation takes place. + * + * @param artifact The owner artifact of state a and b. + * @param a The current state. + * @param b The target state. + * + * @return true, if it is valid to step from a to b, otherwise false. + */ + public boolean isValid(Artifact artifact, State a, State b) { + return true; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :