Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/action/NextArtifactStepAction.java @ 164:5570d9b3282f

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Implemented a better GUI-Structure for displaying the Statisticdata. issue83 gnv/trunk@327 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Thu, 12 Nov 2009 10:22:30 +0000
parents 1fe52a0cbd1f
children 183850730a90
rev   line source
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.action;
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5
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6 import java.util.ArrayList;
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7 import java.util.Collection;
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8 import java.util.Iterator;
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9
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10 import javax.servlet.http.HttpServletRequest;
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11 import javax.servlet.http.HttpServletResponse;
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12
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13 import org.apache.log4j.Logger;
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14 import org.apache.struts.action.ActionForm;
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15 import org.apache.struts.action.ActionForward;
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16 import org.apache.struts.action.ActionMapping;
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17 import org.w3c.dom.Node;
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18
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19 import de.intevation.gnv.action.sessionmodel.SessionModel;
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20 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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21 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient;
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22 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
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23 import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
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24 import de.intevation.gnv.artifactdatabase.objects.ArtifactStatisticValue;
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25 import de.intevation.gnv.artifactdatabase.objects.ArtifactStatisticsSet;
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26 import de.intevation.gnv.artifactdatabase.objects.DefaultInputParameter;
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27 import de.intevation.gnv.artifactdatabase.objects.InputParameter;
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28 import de.intevation.gnv.util.XMLUtils;
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29 import de.intevation.gnv.util.XSLTransformer;
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30
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31 /**
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32 * @author Tim Englich <tim.englich@intevation.de>
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33 *
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34 */
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35 public class NextArtifactStepAction extends ArtifactDatabaseActionBase {
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36 /**
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37 * the logger, used to log exceptions and additonaly information
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38 */
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39 private static Logger log = Logger
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40 .getLogger(SelectArtifactFactoryAction.class);
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41
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42 /**
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43 * Constructor
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44 */
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45 public NextArtifactStepAction() {
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46 super();
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47 }
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48
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49 /**
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50 * @see de.intevation.gnv.action.ArtifactDatabaseActionBase#execute(org.apache.struts.action.ActionMapping,
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51 * org.apache.struts.action.ActionForm,
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52 * javax.servlet.http.HttpServletRequest,
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53 * javax.servlet.http.HttpServletResponse)
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54 */
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55 @Override
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56 public ActionForward execute(ActionMapping mapping, ActionForm form,
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57 HttpServletRequest request,
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58 HttpServletResponse response) throws Exception {
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59 log.debug("NextArtifactStepAction.execute");
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60 SessionModel sm = SessionModelFactory.getInstance()
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61 .getSessionModel(request);
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62 ArtifactDescription ad = sm.getArtifactDescription();
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63 if (ad != null){
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64 Collection<String> inputParameter = ad.getInputParameter();
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65 Collection<InputParameter> ips = null;
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66 if (inputParameter != null) {
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67 ips = new ArrayList<InputParameter>(inputParameter.size());
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68 Iterator<String> it = inputParameter.iterator();
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69 while (it.hasNext()) {
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70 String name = it.next();
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71 String[] values = request.getParameterValues(name);
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72 InputParameter ip = new DefaultInputParameter(name, values);
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73 ips.add(ip);
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74 }
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75 }
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76 ArtifactDatabaseClient adc = ArtifactDatabaseClientFactory
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77 .getInstance()
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78 .getArtifactDatabaseClient(getLocale(request));
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79 if (ad.getReachableStates() != null
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80 && !ad.getReachableStates().isEmpty()) {
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81 // TODO: Woher kommt der zu erreichende Status;
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82 String target = null;
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83 if (ad.getReachableStates().size() > 1) {
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84 target = request.getParameter("product"); // TODO HACK for
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85 // Propducts every
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86 // other Step has
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87 // currently only
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88 // one reachable
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89 // state.
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90 } else {
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91 target = ad.getReachableStates().iterator().next();
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92 }
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93
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94 ArtifactDescription artifactDescription;
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95 try {
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96 artifactDescription = adc.doNextStep(sm.getSelectedArtifactFactory(),
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97 sm.getCurrentArtifact(),
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98 target, ips);
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99 } catch (Exception e) {
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100 log.error(e, e);
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101 request.setAttribute(
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102 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID, e
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103 .getMessage());
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104 artifactDescription = sm.getArtifactDescription();
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105 }
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106
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107 Node currentUI = artifactDescription.getCurrentUI();
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108 if (currentUI != null){
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109 XSLTransformer transformer = new XSLTransformer();
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110 Node dynamicUINode = new XMLUtils().getNodeXPath(currentUI,"dynamic");
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111 if (dynamicUINode != null){
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112 String ui = transformer
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113 .transform(
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114 dynamicUINode,
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115 "UTF-8",
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116 request
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117 .getRealPath("WEB-INF/config/templates/describe-ui.xsl"));
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118
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119 request.setAttribute("ui", ui);
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120 }
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121
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122 Node staticUINode = new XMLUtils().getNodeXPath(currentUI, "static");
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123 if (staticUINode != null){
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124 String staticUI = transformer
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125 .transform(
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126 staticUINode,
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127 "UTF-8",
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128 request
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129 .getRealPath("WEB-INF/config/templates/describe-ui-static.xsl"));
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130 request.setAttribute("staticui", staticUI);
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131 }
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132 }
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133 request.setAttribute("furthertargets",
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134 (ad.getReachableStates() != null && !ad
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135 .getReachableStates().isEmpty()));
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136
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137 } else {
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138 // statistic abholen und in das sessionmodell schreiben.
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139 ArtifactDescription artifactDescription;
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140 try{
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141 adc.doFeed(sm.getSelectedArtifactFactory(), sm
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142 .getCurrentArtifact(), ips);
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143
164
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144 Collection<ArtifactStatisticsSet> statistics = adc
163
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145 .calculateStatistics(sm.getSelectedArtifactFactory(),
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146 sm.getCurrentArtifact());
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147 sm.setStatistics(statistics);
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148 artifactDescription = adc
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149 .getCurrentStepDescription(sm
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150 .getSelectedArtifactFactory(), sm
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151 .getCurrentArtifact(),
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152 true);
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153
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154 request.setAttribute("diagramm", true);
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155
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156 } catch (Exception e) {
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157 log.error(e, e);
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158 request.setAttribute(
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159 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID, e
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160 .getMessage());
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161 artifactDescription = sm.getArtifactDescription();
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162 }
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163
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164 Node currentUI = artifactDescription.getCurrentUI();
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165 if (currentUI != null){
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166 XSLTransformer transformer = new XSLTransformer();
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167 Node dynamicUINode = new XMLUtils().getNodeXPath(currentUI,"dynamic");
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168 if (dynamicUINode != null){
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169 String ui = transformer
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170 .transform(
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171 dynamicUINode,
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172 "UTF-8",
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173 request
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174 .getRealPath("WEB-INF/config/templates/describe-ui.xsl"));
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175
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176 request.setAttribute("ui", ui);
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177 }
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178
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179 Node staticUINode = new XMLUtils().getNodeXPath(currentUI, "static");
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180 if (staticUINode != null){
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181 String staticUI = transformer
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182 .transform(
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183 staticUINode,
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184 "UTF-8",
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185 request
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186 .getRealPath("WEB-INF/config/templates/describe-ui-static.xsl"));
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187 request.setAttribute("staticui", staticUI);
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188 }
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189 }
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190 request.setAttribute("furthertargets", false);
150
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191 }
163
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192 }else{
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193 log.warn("SessionTimeout has occured");
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194 request.setAttribute(CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID,
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195 "SessionTimeout has occured");
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196 new FetchArtifactFactoriesAction().execute(mapping, form, request, response);
34
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197 }
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198 return super.execute(mapping, form, request, response);
12
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199 }
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200
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201 }
http://dive4elements.wald.intevation.org