Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/transition/Transition.java @ 257:8c2b6cdf22ad
Modified Transition.isValid() - added the artifact and the current state to the parameter list.
artifacts/trunk@1758 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 28 Apr 2011 10:30:30 +0000 |
| parents | 26bfff409dd3 |
| children |
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| 256:55d08706ccf2 | 257:8c2b6cdf22ad |
|---|---|
| 1 package de.intevation.artifactdatabase.transition; | 1 package de.intevation.artifactdatabase.transition; |
| 2 | |
| 3 import org.w3c.dom.Node; | |
| 4 | |
| 5 import de.intevation.artifacts.Artifact; | |
| 2 | 6 |
| 3 import de.intevation.artifactdatabase.state.State; | 7 import de.intevation.artifactdatabase.state.State; |
| 4 | 8 |
| 5 | 9 |
| 6 /** | 10 /** |
| 7 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | 11 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
| 8 */ | 12 */ |
| 9 public interface Transition { | 13 public interface Transition { |
| 14 | |
| 15 /** | |
| 16 * Initializes the transition. | |
| 17 * | |
| 18 * @param config The configuration node for the transition. | |
| 19 */ | |
| 20 public void init(Node config); | |
| 10 | 21 |
| 11 /** | 22 /** |
| 12 * Return the ID of the start State. | 23 * Return the ID of the start State. |
| 13 */ | 24 */ |
| 14 public String getFrom(); | 25 public String getFrom(); |
| 31 * @param to The ID of the target state. | 42 * @param to The ID of the target state. |
| 32 */ | 43 */ |
| 33 public void setTo(String to); | 44 public void setTo(String to); |
| 34 | 45 |
| 35 /** | 46 /** |
| 36 * Determines if the transition from <code>state</code> is valid. | 47 * Determines if its valid to step from state <i>a</i> of an artifact |
| 48 * <i>artifact</i> to state <i>b</i>. | |
| 49 * | |
| 50 * @param artifact The owner artifact of state a and b. | |
| 51 * @param a The current state. | |
| 52 * @param b The target state. | |
| 53 * | |
| 54 * @return true, if it is valid to step from a to b, otherwise false. | |
| 37 */ | 55 */ |
| 38 public boolean isValid(State state); | 56 public boolean isValid(Artifact artifact, State a, State b); |
| 39 } | 57 } |
| 40 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |