Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/state/State.java @ 390:d5db5483b376

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Tagged module 'artifacts' as '2.7'. artifacts/trunk@4528 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Sun, 27 May 2012 10:40:55 +0000
parents fd32dc33a24c
children
rev   line source
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8 package de.intevation.artifactdatabase.state;
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9
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10 import java.io.Serializable;
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11 import java.util.List;
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12 import java.util.Map;
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13
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14 import org.w3c.dom.Document;
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15 import org.w3c.dom.Element;
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16 import org.w3c.dom.Node;
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17
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18 import de.intevation.artifacts.Artifact;
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19 import de.intevation.artifacts.CallContext;
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20 import de.intevation.artifacts.CallMeta;
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21
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22 import de.intevation.artifactdatabase.data.StateData;
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23
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24
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25 /**
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26 * This interface describes the basic methods a concrete state class needs to
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27 * implement.
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28 *
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29 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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30 */
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31 public interface State extends Serializable {
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32
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33 /**
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34 * Return the id of the state.
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35 *
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36 * @return the id.
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37 */
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38 public String getID();
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39
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40
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41 /**
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42 * Return the description of the state.
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43 *
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44 * @return the description of the state.
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45 */
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46 public String getDescription();
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47
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49 /**
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50 * Returns the help text configured for the state.
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51 *
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52 * @return the help text configured for the state.
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53 */
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54 public String getHelpText();
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55
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56
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57 /**
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58 * Returns the data provided by this state.
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59 *
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60 * @return the data stored in this state.
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61 */
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62 public Map<String, StateData> getData();
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63
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64
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65 /**
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66 * Returns a single desired StateData object based on its name.
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67 *
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68 * @param name The name of the desired StateData object.
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69 *
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70 * @return the desired StateData object.
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71 */
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72 public StateData getData(String name);
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73
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74
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75 /**
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76 * This method should be used to add a new {@link StateData} object to the
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77 * data pool of the state.
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78 *
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79 * @param name The name of the data object.
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80 * @param data The data object.
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81 */
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82 public void addData(String name, StateData data);
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83
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85 /**
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86 * Returns the list of possible outputs of this state. The list is empty
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87 * if no output is available for this state.
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88 *
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89 * @return a list of possible outputs of this state.
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90 */
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91 public List<Output> getOutputs();
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93
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94 /**
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95 * Initialize the state based on the state node in the configuration.
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96 *
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97 * @param config The state configuration node.
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98 */
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99 public void setup(Node config);
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100
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101
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102 /**
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103 * Initializes the internal state of this State based on an other State.
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104 *
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105 * @param orig The owner Artifact or the original State.
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106 * @param owner The owner Artifact of this State.
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107 * @param context The context object.
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108 * @param callMeta The CallMeta of the current call.
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109 */
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110 public void initialize(
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111 Artifact orig,
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112 Artifact owner,
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113 Object context,
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114 CallMeta callMeta);
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117 /**
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118 * This method is called when an artifacts retrieves a describe request. It
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119 * creates the user interface description of the current state.
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120 *
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121 * @param artifact A reference to the artifact this state belongs to.
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122 * @param document Describe doucment.
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123 * @param rootNode Parent node for all new elements.
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124 * @param context The CallContext.
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125 * @param uuid The uuid of an artifact.
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126 */
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127 public Element describe(
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128 Artifact artifact,
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129 Document document,
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130 Node rootNode,
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131 CallContext context,
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132 String uuid
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133 );
327
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134
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135
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136 /**
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137 * This method should be called by an Artifact that removes this State
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138 * (current State and previous States). E.g. this might be interesting to
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139 * remove generated files or stuff like that.
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140 *
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141 * @param artifact A parent Artifact.
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142 * @param context The CallContext.
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143 */
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144 public void endOfLife(Artifact artifact, Object context);
104
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145 }
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146 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org