1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | |
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15 | package de.ugoe.cs.autoquest.usability; |
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16 | |
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17 | import java.io.IOException; |
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18 | import java.io.InputStream; |
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19 | import java.util.ArrayList; |
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20 | import java.util.List; |
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21 | import java.util.Map; |
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22 | |
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23 | import javax.xml.bind.JAXBContext; |
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24 | import javax.xml.bind.JAXBElement; |
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25 | import javax.xml.bind.Unmarshaller; |
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26 | |
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27 | /** |
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28 | * TODO comment |
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29 | * |
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30 | * @version $Revision: $ $Date: 18.07.2012$ |
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31 | * @author 2012, last modified by $Author: pharms$ |
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32 | */ |
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33 | public enum UsabilityDefectDescription { |
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34 | |
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35 | SCROLL_REQUIRED, |
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36 | TEXT_FIELD_INPUT_RATIO, |
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37 | TEXT_FIELD_INPUT_REPETITIONS, |
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38 | TEXT_FIELD_NO_LETTER_OR_DIGIT_RATIO; |
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39 | |
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40 | /** */ |
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41 | private static final String DEFAULT_MESSAGES_FILE = "defectDescriptions_en.xml"; |
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42 | |
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43 | /** */ |
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44 | private static DefectDescriptions sDefectDescriptions; |
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45 | |
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46 | /** */ |
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47 | private DefectDescription defectDescription; |
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48 | |
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49 | /** |
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50 | * |
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51 | */ |
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52 | private UsabilityDefectDescription() { |
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53 | init(); |
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54 | } |
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55 | |
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56 | /** |
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57 | * |
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58 | */ |
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59 | @SuppressWarnings("unchecked") |
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60 | private void init() { |
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61 | synchronized (this.getClass()) { |
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62 | if (sDefectDescriptions == null) { |
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63 | InputStream inputStream = |
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64 | ClassLoader.getSystemResourceAsStream(DEFAULT_MESSAGES_FILE); |
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65 | |
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66 | try { |
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67 | String packageName = DefectDescriptions.class.getPackage().getName(); |
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68 | JAXBContext jaxbContext = JAXBContext.newInstance(packageName); |
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69 | Unmarshaller unmarshaller = jaxbContext.createUnmarshaller(); |
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70 | |
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71 | sDefectDescriptions = |
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72 | ((JAXBElement<DefectDescriptions>) unmarshaller.unmarshal(inputStream)) |
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73 | .getValue(); |
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74 | } |
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75 | catch (Exception e) { |
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76 | throw new RuntimeException |
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77 | ("error while initializing usability defect descriptions", e); |
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78 | } |
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79 | finally { |
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80 | if (inputStream != null) { |
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81 | try { |
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82 | inputStream.close(); |
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83 | } |
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84 | catch (IOException e) { |
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85 | // ignore |
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86 | } |
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87 | } |
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88 | } |
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89 | } |
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90 | } |
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91 | |
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92 | for (DefectDescription description : sDefectDescriptions.getDefectDescription()) { |
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93 | if (this.name().equals(description.getDefectId())) { |
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94 | defectDescription = description; |
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95 | break; |
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96 | } |
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97 | } |
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98 | |
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99 | if (defectDescription == null) { |
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100 | throw new RuntimeException |
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101 | ("error while initializing usability defect descriptions. No " + |
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102 | "description text available for description " + this.name()); |
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103 | } |
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104 | } |
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105 | |
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106 | /** |
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107 | * |
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108 | */ |
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109 | public String[] getDescriptionParameters() { |
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110 | List<String> parameters = new ArrayList<String>(); |
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111 | |
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112 | for (Object fragment : defectDescription.getTextFragmentOrParameterFragment()) { |
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113 | if (fragment instanceof ParameterFragment) { |
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114 | parameters.add(((ParameterFragment) fragment).getParameterName()); |
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115 | } |
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116 | } |
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117 | |
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118 | return parameters.toArray(new String[parameters.size()]); |
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119 | } |
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120 | |
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121 | /** |
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122 | * |
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123 | */ |
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124 | public String toString(Map<String, String> parameters) throws IllegalArgumentException { |
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125 | StringBuffer result = new StringBuffer(); |
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126 | |
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127 | for (Object fragment : defectDescription.getTextFragmentOrParameterFragment()) { |
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128 | if (result.length() > 0) { |
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129 | result.append(" "); |
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130 | } |
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131 | |
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132 | if (fragment instanceof ParameterFragment) { |
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133 | String value = null; |
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134 | if (parameters != null) { |
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135 | value = parameters.get(((ParameterFragment) fragment).getParameterName()); |
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136 | } |
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137 | |
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138 | if (value != null) { |
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139 | result.append(value); |
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140 | } |
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141 | else { |
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142 | throw new IllegalArgumentException |
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143 | ("required parameter \"" + |
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144 | ((ParameterFragment) fragment).getParameterName() + |
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145 | "\" for usability defect description " + this.name() + " not provided"); |
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146 | } |
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147 | } |
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148 | else { |
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149 | result.append(getFragmentString(fragment)); |
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150 | } |
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151 | } |
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152 | |
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153 | return result.toString(); |
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154 | } |
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155 | |
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156 | /* |
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157 | * (non-Javadoc) |
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158 | * |
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159 | * @see java.lang.Enum#toString() |
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160 | */ |
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161 | @Override |
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162 | public String toString() { |
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163 | StringBuffer result = new StringBuffer(); |
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164 | |
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165 | int paramCount = 1; |
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166 | for (Object fragment : defectDescription.getTextFragmentOrParameterFragment()) { |
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167 | if (result.length() > 0) { |
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168 | result.append(" "); |
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169 | } |
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170 | |
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171 | if (fragment instanceof ParameterFragment) { |
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172 | result.append("<parameter"); |
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173 | result.append(paramCount++); |
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174 | result.append(">"); |
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175 | } |
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176 | else { |
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177 | result.append(getFragmentString(fragment)); |
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178 | } |
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179 | } |
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180 | |
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181 | return result.toString(); |
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182 | } |
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183 | |
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184 | /** |
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185 | * |
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186 | */ |
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187 | private String getFragmentString(Object fragment) { |
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188 | String fragmentStr = fragment.toString().trim(); |
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189 | |
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190 | fragmentStr = fragmentStr.replaceAll("\n", " "); |
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191 | |
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192 | while (fragmentStr.indexOf(" ") > -1) { |
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193 | fragmentStr = fragmentStr.replaceAll(" ", " "); |
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194 | } |
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195 | |
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196 | return fragmentStr; |
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197 | } |
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198 | |
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199 | } |
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