Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/transitions/DefaultTransition.java @ 4992:ecc6fd57b630 dami
SCHEMA CHANGE: added column dem.srid
author | Tom Gottfried <tom.gottfried@intevation.de> |
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date | Thu, 14 Feb 2013 17:38:34 +0100 |
parents | b2ea89a665bc |
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Initializes a TransitionEngine storing all transitions for each artifact at the application start.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.artifacts.transitions; |
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2 |
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3 import org.w3c.dom.Node; |
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4 |
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5 import de.intevation.artifacts.Artifact; |
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6 |
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7 import de.intevation.artifactdatabase.state.State; |
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8 import de.intevation.artifactdatabase.transition.Transition; |
106
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9 |
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10 |
106
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11 /** |
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12 * The default implementation of a <code>Transition</code>. |
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Initializes a TransitionEngine storing all transitions for each artifact at the application start.
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13 * |
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14 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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15 */ |
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16 public class DefaultTransition implements Transition { |
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17 |
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18 /** The ID of the current state */ |
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19 protected String from; |
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20 |
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21 /** The ID of the target state */ |
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22 protected String to; |
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23 |
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24 |
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25 /** |
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26 * The default constructor. |
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27 */ |
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28 public DefaultTransition() { |
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29 } |
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30 |
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31 |
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32 /** |
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33 * The default constructor. |
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34 * |
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Initializes a TransitionEngine storing all transitions for each artifact at the application start.
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35 * @param from The current state. |
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Initializes a TransitionEngine storing all transitions for each artifact at the application start.
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36 * @param to The target state. |
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37 */ |
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38 public DefaultTransition(String from, String to) { |
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39 this.from = from; |
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40 this.to = to; |
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41 } |
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42 |
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43 |
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44 public void init(Node config) { |
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45 // nothing to do in the default transition |
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46 } |
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47 |
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48 |
106
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49 /** |
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50 * Returns the current state ID. |
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51 * |
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52 * @return the current state ID. |
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53 */ |
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54 public String getFrom() { |
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55 return from; |
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56 } |
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57 |
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58 |
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59 /** |
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60 * Returns the target state ID. |
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61 * |
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62 * @return the target state ID. |
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63 */ |
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64 public String getTo() { |
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65 return to; |
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66 } |
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67 |
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68 |
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69 /** |
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70 * Set the current state ID. |
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71 * |
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72 * @param from current state ID. |
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73 */ |
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74 public void setFrom(String from) { |
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75 this.from = from; |
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76 } |
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77 |
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78 |
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79 /** |
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80 * Set the target state ID. |
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81 * |
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82 * @param to the target state ID. |
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83 */ |
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84 public void setTo(String to) { |
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85 this.to = to; |
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86 } |
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87 |
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88 |
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89 /** |
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90 * Determines if its valid to step from state <i>a</i> of an artifact |
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91 * <i>artifact</i> to state <i>b</i>. This method always returns true - no |
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92 * validation takes place. |
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93 * |
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94 * @param artifact The owner artifact of state a and b. |
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95 * @param a The current state. |
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96 * @param b The target state. |
106
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97 * |
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98 * @return true, if it is valid to step from a to b, otherwise false. |
106
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99 */ |
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100 public boolean isValid(Artifact artifact, State a, State b) { |
106
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101 return true; |
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102 } |
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103 } |
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104 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |