Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/action/ChangeOptionsAction.java @ 703:21ad44ccdb84

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Tooltip text of the back-button became language specific (issue227). gnv/trunk@943 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 19 Apr 2010 08:37:35 +0000
parents 254f062e334b
children c7f8a9b4b006
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.DiagrammOptions;
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4 import de.intevation.gnv.action.sessionmodel.SessionModel;
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5 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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6
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7 import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
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8 import de.intevation.gnv.artifactdatabase.objects.OutputMode;
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9 import de.intevation.gnv.artifactdatabase.objects.OutputParameter;
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10
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11 import java.text.NumberFormat;
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12 import java.text.ParseException;
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13
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14 import java.util.Collection;
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15 import java.util.Iterator;
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16 import java.util.Locale;
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17 import java.util.Map;
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18
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19 import javax.servlet.http.HttpServletRequest;
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20 import javax.servlet.http.HttpServletResponse;
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21
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22 import org.apache.log4j.Logger;
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23
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24 import org.apache.struts.action.ActionForm;
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25 import org.apache.struts.action.ActionForward;
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26 import org.apache.struts.action.ActionMapping;
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28 /**
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29 * This controller is called to change options used in charts and histograms
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30 * (e.g. width, height, etc).
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31 *
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32 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
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33 */
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34 public class ChangeOptionsAction extends DescribeUIAction {
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35 /**
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36 * the logger, used to log exceptions and additonaly information
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37 */
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38 private static Logger log = Logger.getLogger(ChangeOptionsAction.class);
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39
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40 /**
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41 * Constructor
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42 */
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43 public ChangeOptionsAction() {
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44 super();
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45 }
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46
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47 @Override
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48 public ActionForward execute(ActionMapping mapping, ActionForm form,
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49 HttpServletRequest request,
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50 HttpServletResponse response) throws Exception {
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51 log.debug("NextArtifactStepAction.execute");
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52 try {
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53 SessionModel sm = SessionModelFactory.getInstance()
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54 .getSessionModel(request);
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55
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56 ArtifactDescription ad = sm.getArtifactDescription();
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57
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58 String target = request.getParameter("target");
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59 OutputMode outputMode = sm.getOutputMode(target);
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60 if (outputMode != null) {
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61
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62 Collection<OutputParameter> op = outputMode
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63 .getOutputParameters();
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64 if (op != null) {
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65 Iterator<OutputParameter> it = op.iterator();
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66 DiagrammOptions diagrammOptions = new DiagrammOptions();
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67 while (it.hasNext()) {
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68 OutputParameter parameter = it.next();
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69 String name = parameter.getName();
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70 String old = parameter.getValue();
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71 String value = request.getParameter(name);
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72 String type = parameter.getType();
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73
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74 if (log.isDebugEnabled()) {
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75 log.debug("Change chart options now...");
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76 log.debug("Parameter name: " + name);
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77 log.debug("Parameter type: " + type);
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78 log.debug("Parameter value: " + value);
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79 }
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80
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81 if (type.equalsIgnoreCase("boolean")){
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82 if (value == null){
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83 value = "false";
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84 }
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85 else {
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86 value = "true";
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87 }
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88
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89 diagrammOptions.setValue(name,value);
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90 }
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91 else if (type.equalsIgnoreCase("integer")) {
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92 if (validInteger(request.getLocale(), value)) {
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93 diagrammOptions.setValue(name, value);
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94 }
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95 else {
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96 log.warn("Text is not a valid integer: "+value);
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97 diagrammOptions.setValue(name, old);
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98
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99 request.setAttribute(
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100 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE,
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101 "input.not.a.integer"
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102 );
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103
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104 request.setAttribute(
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105 CommunicationKeys.REQUEST_EXCEPTION_VALUE,
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106 value
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107 );
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108 }
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109 }
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110 else if (type.equalsIgnoreCase("double")) {
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111 if (validDouble(request.getLocale(), value)) {
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112 diagrammOptions.setValue(name, value);
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113 }
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114 else {
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115 log.warn("Text is not a valid double: "+value);
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116 diagrammOptions.setValue(name, old);
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117
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118 request.setAttribute(
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119 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE,
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120 "input.not.a.double"
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121 );
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122
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123 request.setAttribute(
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124 CommunicationKeys.REQUEST_EXCEPTION_VALUE,
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125 value
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126 );
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127 }
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128 }
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129 }
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130 sm.setDiagrammOptions(diagrammOptions);
575
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131
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132 // XXX Little workarround. We should implement a 'choice' type,
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133 // if we need further choice elements! (iw)
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134 String bintype = request.getParameter("bintype");
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135 if (bintype != null) {
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136 diagrammOptions.setValue("bintype", bintype);
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137 sm.setDiagrammOptions(diagrammOptions);
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138 request.setAttribute("bintype", bintype);
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139 }
30
07e9c137a2f1 Added dynamic Outputparameter Support and Outputparameter-manipulation
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140 }
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141 }
36
ad381cc47217 Format Code to max 80 Chars per Row
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142
407
55dae5bb76db Fixed issue149. Render the chart if there are output modes existing for this state - not if there are further states. TODO: We should check if there is an output mode named 'chart' before rendering a chart.
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143 Map tmpOuts = ad.getOutputModes();
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144 if (tmpOuts == null || tmpOuts.isEmpty()) {
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145 request.setAttribute("furthertargets", true);
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146 }
55dae5bb76db Fixed issue149. Render the chart if there are output modes existing for this state - not if there are further states. TODO: We should check if there is an output mode named 'chart' before rendering a chart.
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147 else {
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148 request.setAttribute(target, true);
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149 }
407
55dae5bb76db Fixed issue149. Render the chart if there are output modes existing for this state - not if there are further states. TODO: We should check if there is an output mode named 'chart' before rendering a chart.
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150
34
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151 return super.execute(mapping, form, request, response);
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152 } catch (Exception e) {
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153 log.error(e, e);
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154 request.setAttribute(
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155 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID, e
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156 .getMessage());
34
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157 return super.getExceptionForward(mapping);
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158 }
29
bba8fd97e549 Export and Diagrammoptions integrated into GUI
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parents:
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159 }
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parents:
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160
663
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161 protected boolean validInteger(Locale locale, String value) {
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162 try {
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163 if (value.split("\\.").length > 1 || value.split("\\,").length > 1){
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164 return false;
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165 }
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166
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167 NumberFormat format = NumberFormat.getIntegerInstance(locale);
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168 format.setParseIntegerOnly(true);
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169 Number number = format.parse(value);
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170
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171 if (number.longValue() < 0)
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172 return false;
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173
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174 return (number instanceof Integer) || (number instanceof Long);
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175 }
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diff changeset
176 catch (ParseException pe) {
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177 return false;
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178 }
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179 }
9a019c125b60 Improved error handling when changing chart/histogram options.
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180
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diff changeset
181 protected boolean validDouble(Locale locale, String value) {
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diff changeset
182 try {
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diff changeset
183 NumberFormat format = NumberFormat.getInstance(locale);
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184 Number number = format.parse(value);
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diff changeset
185
9a019c125b60 Improved error handling when changing chart/histogram options.
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diff changeset
186 if (number.doubleValue() < 0)
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187 return false;
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diff changeset
188
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189 return (number instanceof Double) || validInteger(locale, value);
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190 }
9a019c125b60 Improved error handling when changing chart/histogram options.
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parents: 575
diff changeset
191 catch (ParseException pe) {
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diff changeset
192 return false;
9a019c125b60 Improved error handling when changing chart/histogram options.
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193 }
9a019c125b60 Improved error handling when changing chart/histogram options.
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parents: 575
diff changeset
194 }
29
bba8fd97e549 Export and Diagrammoptions integrated into GUI
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parents:
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195 }
409
df78178e1180 Moved user interface creation to an own action. This makes avoids code duplication and makes it easier to write new action to handle special interactions, because there is no need for parsing the describe document and creating the user interface after this.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 408
diff changeset
196 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org