Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/action/NextArtifactStepAction.java @ 706:2659a5b1fa1e

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Added a link (and a controller) to toggle between german and english language (issue254). gnv/trunk@970 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 23 Apr 2010 07:55:05 +0000
parents af22fa5567a6
children 0441e78cd900
rev   line source
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1 package de.intevation.gnv.action;
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2
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3 import de.intevation.gnv.action.sessionmodel.SessionModel;
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4 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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6 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient;
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7 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
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9 import de.intevation.gnv.artifactdatabase.client.exception.ArtifactDatabaseInputException;
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11 import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
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12 import de.intevation.gnv.artifactdatabase.objects.DefaultInputParameter;
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13 import de.intevation.gnv.artifactdatabase.objects.InputParameter;
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15 import java.util.ArrayList;
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16 import java.util.Collection;
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17 import java.util.Iterator;
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18 import java.util.Locale;
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19 import java.util.Map;
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20
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21 import javax.servlet.http.HttpServletRequest;
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22 import javax.servlet.http.HttpServletResponse;
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24 import org.apache.log4j.Logger;
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26 import org.apache.struts.action.ActionForm;
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27 import org.apache.struts.action.ActionForward;
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28 import org.apache.struts.action.ActionMapping;
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29
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30 /**
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31 * This controller feeds the artifact server with the current input data and
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32 * refreshes the gui with the current artifact description after the next state
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33 * is reached.
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34 *
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35 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
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36 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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37 */
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38 public class NextArtifactStepAction extends DescribeUIAction {
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39
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40 /**
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41 * the logger, used to log exceptions and additonaly information
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42 */
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43 private static Logger log = Logger
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44 .getLogger(SelectArtifactFactoryAction.class);
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45
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46 /**
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47 * Constructor
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48 */
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49 public NextArtifactStepAction() {
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50 super();
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51 }
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52
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53 /**
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54 * @see de.intevation.gnv.action.ArtifactDatabaseActionBase#execute(org.apache.struts.action.ActionMapping,
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55 * org.apache.struts.action.ActionForm,
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56 * javax.servlet.http.HttpServletRequest,
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57 * javax.servlet.http.HttpServletResponse)
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58 */
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59 @Override
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60 public ActionForward execute(ActionMapping mapping, ActionForm form,
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61 HttpServletRequest request,
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62 HttpServletResponse response) throws Exception {
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63 log.debug("NextArtifactStepAction.execute");
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64 SessionModel sm = SessionModelFactory.getInstance()
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65 .getSessionModel(request);
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66 ArtifactDescription ad = sm.getArtifactDescription();
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68 Locale tmp = sm.getCurrentLocale();
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69 Locale locale = tmp != null ? tmp : request.getLocale();
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70
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71 if (ad != null){
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72 Collection<String> inputParameter = ad.getInputParameter();
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73 Collection<InputParameter> ips = null;
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74 if (inputParameter != null) {
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75 ips = new ArrayList<InputParameter>(inputParameter.size());
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76 Iterator<String> it = inputParameter.iterator();
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77 while (it.hasNext()) {
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78 String name = it.next();
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79 String[] values = request.getParameterValues(name);
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80 InputParameter ip = new DefaultInputParameter(name, values);
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81 ips.add(ip);
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82 }
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83 }
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84 ArtifactDatabaseClient adc = ArtifactDatabaseClientFactory
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85 .getInstance().getArtifactDatabaseClient(locale);
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86
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87 Map outs = ad.getOutputModes();
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88 if (outs == null || outs.isEmpty()) {
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89 // TODO: Woher kommt der zu erreichende Status;
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90 String target = null;
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91 if (ad.getReachableStates().size() > 1) {
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92 target = request.getParameter("product"); // TODO HACK for
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93 // Propducts every
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94 // other Step has
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95 // currently only
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96 // one reachable
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97 // state.
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98 } else {
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99 target = ad.getReachableStates().iterator().next();
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100 }
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101
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102 try {
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103 adc.doNextStep(
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104 sm.getSelectedArtifactFactory(),
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105 sm.getCurrentArtifact(),
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106 target,
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107 ips
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108 );
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109 }
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110 catch (ArtifactDatabaseInputException e) {
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111 log.error(e, e);
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112 request.setAttribute(
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113 CommunicationKeys.REQUEST_EXCEPTION_INPUT_ID,
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114 e.getMessage());
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115 }
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116 catch (Exception e) {
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117 log.error(e, e);
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118 request.setAttribute(
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119 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID,
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120 e.getMessage());
163
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121 }
681
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122
395
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123 Map tmpOuts = ad.getOutputModes();
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124 request.setAttribute(
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125 "furthertargets",
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126 tmpOuts == null || tmpOuts.isEmpty()
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127 );
163
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128 } else {
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129 try{
409
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130 adc.getCurrentStepDescription(
408
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131 sm.getSelectedArtifactFactory(),
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132 sm.getCurrentArtifact(),
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133 true
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134 );
681
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135
163
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136 request.setAttribute("diagramm", true);
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137
665
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138 }
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139 catch (ArtifactDatabaseInputException e) {
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140 log.debug("================ CATCH ME ======================");
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141 log.debug("===== ERROR MSG: " + e.getMessage());
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142 log.error(e, e);
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143 request.setAttribute(
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144 CommunicationKeys.REQUEST_EXCEPTION_INPUT_ID,
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145 e.getMessage());
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146 }
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147 catch (Exception e) {
163
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148 log.error(e, e);
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149 request.setAttribute(
409
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150 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID,
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151 e.getMessage());
163
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152 }
681
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153
163
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154 request.setAttribute("furthertargets", false);
150
c5408b0f34c7 Now the UI will compelte be shown if the User has done an Mistake entering
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155 }
163
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156 }else{
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157 log.warn("SessionTimeout has occured");
681
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158 request.setAttribute(CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID,
163
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159 "SessionTimeout has occured");
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160 new FetchArtifactFactoriesAction().execute(mapping, form, request, response);
34
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161 }
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162 return super.execute(mapping, form, request, response);
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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163 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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parents:
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164
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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165 }
409
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166 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org