Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/State.java @ 1039:3be83ac4cfde
Added the vector value transition path for timeseriespoints.
gnv-artifacts/trunk@1111 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 19 May 2010 06:09:10 +0000 |
parents | 05bf8534a35a |
children | f953c9a559d8 |
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1 package de.intevation.gnv.state; |
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2 |
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3 import de.intevation.artifacts.CallContext; |
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4 |
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5 import de.intevation.gnv.state.exception.StateException; |
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6 |
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7 import java.io.Serializable; |
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8 |
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9 import java.util.Collection; |
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10 import java.util.Map; |
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11 |
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12 import org.w3c.dom.Document; |
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13 import org.w3c.dom.Node; |
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14 |
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15 /** |
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16 * This interface describes the basic method a concrete state class needs to |
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17 * implement. |
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18 * |
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19 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a> |
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20 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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21 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> |
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22 */ |
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23 public interface State extends Serializable { |
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24 |
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25 /** |
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26 * Setup the state. |
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27 * |
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28 * @param configuration State configuration. |
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29 */ |
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30 public void setup(Node configuration); |
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31 |
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32 /** |
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33 * Return the id of the state. |
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34 * |
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35 * @return the id. |
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36 */ |
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37 public String getID(); |
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38 |
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39 /** |
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40 * Return the description of the state. |
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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 public String getDescription(); |
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45 |
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46 /** |
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47 * This method is called when an artifacts retrieves a describe request. It |
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48 * creates the user interface description of the current state. |
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49 * |
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50 * @param document Describe doucment. |
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51 * @param rootNode Parent node for all new xml elements. |
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52 * @param context The CallContext. |
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53 * @param uuid The uuid of an artifact. |
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54 */ |
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55 public void describe( |
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56 Document document, |
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57 Node rootNode, |
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58 CallContext context, |
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59 String uuid |
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60 ); |
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61 |
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62 /** |
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63 * This method is used to insert new data into this state. Concrete |
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64 * subclasses should valide the input before saving it. |
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65 * |
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66 * @param context The CallContext. |
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67 * @param inputData New InputData items. |
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68 * @param uuid The uuid of an artifact. |
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69 * @return a document with an error or sucess message. |
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70 * @throws StateException |
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71 */ |
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72 public Document feed( |
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73 CallContext context, Collection<InputData> inputData, String uuid) |
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74 throws StateException; |
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75 |
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76 /** |
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77 * Set the previous state. |
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78 * |
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79 * @param state The previous state. |
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80 */ |
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81 public void setParent(State state); |
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82 |
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83 /** |
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84 * Returns the previous state. |
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85 * |
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86 * @return the previous state. |
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87 */ |
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88 public State getParent(); |
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89 |
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90 /** |
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91 * Retrieve a collection of required input values. |
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92 * |
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93 * @return required input values. |
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94 */ |
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95 public Collection<InputValue> getRequiredInputValues(); |
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96 |
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97 /** |
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98 * Retrieves a map with InputData items. |
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99 * |
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100 * @return a map with InputData items. |
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101 */ |
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102 public Map<String, InputData> inputData(); |
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103 |
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104 /** |
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105 * Use this method to feed a state with some data. |
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106 * |
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107 * @param inputData InputData collection. |
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108 * @param uuid UUID of an artifact. |
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109 * @throws StateException |
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110 */ |
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111 public void putInputData(Collection<InputData> inputData, String uuid) |
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112 throws StateException; |
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113 |
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114 /** |
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115 * Retrieves a collection with the InputData stored in this state. |
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116 * |
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117 * @return An InputData collection. |
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118 * @throws StateException |
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119 */ |
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120 public Collection<InputData> getInputData() throws StateException; |
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121 |
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122 /** |
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123 * This method is called to advance to a next or previous state. |
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124 * |
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125 * @param uuid The uuid of an artifact. |
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126 * @param context The CallContext object. |
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127 * @throws StateException |
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128 */ |
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129 public void advance(String uuid, CallContext context) |
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130 throws StateException; |
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131 |
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132 /** |
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133 * This method is called when the state is created. |
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134 * |
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135 * @param uuid The uuid of an artifact. |
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136 * @param context The CallContext object. |
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137 * @throws StateException |
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138 */ |
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139 public void initialize(String uuid, CallContext context) |
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140 throws StateException; |
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141 |
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142 /** |
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143 * This method can be used to reset the state. |
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144 * |
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145 * @param uuid The uuid of an artifact. |
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146 */ |
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147 public void reset(String uuid); |
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148 |
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149 /** |
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150 * This method is called when the lifetime of an artifact ends or if the |
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151 * user decides to step back to a previous state. |
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152 * |
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153 * @param globalContext The CallContext. |
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154 */ |
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155 public void endOfLife(Object globalContext); |
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156 |
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157 /** |
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158 * This method is used to put some InputData objects into an artifact before |
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159 * the parameterization begins. |
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160 * |
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161 * @param preSettings |
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162 */ |
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163 public void setPreSettings(Map<String,InputData> preSettings); |
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164 |
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165 /** |
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166 * This method retrieves a map with InputData objects which have been |
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167 * inserted into this state before the parameterization has started. The key |
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168 * used to store the objects is the name of the state. |
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169 * |
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170 * @return map with InputData objects. |
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171 */ |
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172 public Map<String,InputData> getPreSettings(); |
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173 |
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174 /** |
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175 * Method to remove the data stored at a state which should not be |
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176 * serialized while an artifact is exported. |
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177 * |
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178 * @param context The CallContext |
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179 */ |
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180 public void cleanup(Object context); |
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181 } |
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182 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |