1 | package de.ugoe.cs.eventbench.web.data;
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2 |
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3 | import java.util.ArrayList;
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4 | import java.util.List;
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5 |
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6 | import de.ugoe.cs.eventbench.data.IReplayable;
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7 |
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8 | /**
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9 | * <p>
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10 | * Contains all information related to a web request, i.e., the path, the POST
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11 | * variables and the GET variables. The generated replay are for the command
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12 | * line tool {@code curl}. The requests do not contain correct values for the
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13 | * POST and GET request. Instead, only the parameters that are part of the
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14 | * requests are added and the values of the parameters are
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15 | * DATA_$PARAMNAME$_DATA, where $PARAMNAME$ is the upper case string of the
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16 | * parameter name. This allows test data generators to insert concrete values,
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17 | * as EventBench does not include a test data generator for web software.
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18 | * </p>
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19 | *
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20 | * @author Steffen Herbold
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21 | * @version 1.0
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22 | */
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23 | public class WebRequest implements IReplayable {
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24 |
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25 | /**
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26 | * <p>
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27 | * Id for object serialization.
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28 | * </p>
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29 | */
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30 | private static final long serialVersionUID = 1L;
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31 |
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32 | /**
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33 | * <p>
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34 | * POST variables of the web request.
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35 | * </p>
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36 | */
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37 | List<String> postVars;
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38 |
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39 | /**
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40 | * <p>
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41 | * GET variables of the web request.
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42 | * </p>
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43 | */
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44 | List<String> getVars;
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45 |
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46 | /**
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47 | * <p>
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48 | * URI of the web request.
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49 | * </p>
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50 | */
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51 | String targetUri;
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52 |
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53 | /**
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54 | * <p>
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55 | * URL of the server.
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56 | * </p>
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57 | */
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58 | String serverUrl;
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59 |
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60 | /**
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61 | * <p>
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62 | * Constructor. Creates a new WebRequest.
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63 | * </p>
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64 | *
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65 | * @param uri
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66 | * URI of the request
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67 | * @param postVars
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68 | * POST variables of the request
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69 | * @param getVars
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70 | * GET variables of the request
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71 | */
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72 | public WebRequest(String url, String uri, List<String> postVars,
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73 | List<String> getVars) {
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74 | serverUrl = url;
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75 | targetUri = uri;
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76 | this.postVars = new ArrayList<String>(postVars); // defensive copy
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77 | this.getVars = new ArrayList<String>(getVars);
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78 | }
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79 |
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80 | /*
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81 | * (non-Javadoc)
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82 | *
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83 | * @see de.ugoe.cs.eventbench.data.IReplayable#getReplay()
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84 | */
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85 | @Override
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86 | public String getReplay() {
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87 | StringBuilder builder = new StringBuilder();
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88 | builder.append("curl");
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89 | if (!postVars.isEmpty()) {
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90 | boolean isFirstPost = true;
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91 | for (String postVar : postVars) {
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92 | if (isFirstPost) {
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93 | builder.append(" --data \"");
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94 | isFirstPost = false;
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95 | } else {
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96 | builder.append('&');
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97 | }
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98 | builder.append(postVar + "=DATA_" + postVar.toUpperCase()
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99 | + "_DATA");
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100 | }
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101 | builder.append('\"');
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102 | }
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103 | builder.append(' ');
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104 | if (serverUrl != null) {
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105 | builder.append(serverUrl);
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106 | }
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107 | builder.append(targetUri);
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108 | if (!getVars.isEmpty()) {
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109 | boolean isFirstGet = true;
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110 | for (String getVar : getVars) {
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111 | if (isFirstGet) {
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112 | builder.append('?');
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113 | isFirstGet = false;
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114 | } else {
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115 | builder.append('&');
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116 | }
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117 | builder.append(getVar + "=DATA_" + getVar.toUpperCase()
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118 | + "_DATA");
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119 | }
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120 | }
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121 | return builder.toString();
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122 | }
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123 |
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124 | /*
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125 | * (non-Javadoc)
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126 | *
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127 | * @see de.ugoe.cs.eventbench.data.IReplayable#getTarget()
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128 | */
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129 | @Override
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130 | public String getTarget() {
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131 | return targetUri;
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132 | }
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133 |
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134 | /**
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135 | * <p>
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136 | * Two {@link WebRequest}s are equal, if their {@link #targetUri},
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137 | * {@link #postVars}, and {@link #getVars} are equal.
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138 | * </p>
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139 | *
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140 | * @see java.lang.Object#equals(java.lang.Object)
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141 | */
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142 | @Override
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143 | public boolean equals(Object other) {
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144 | if (this == other) {
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145 | return true;
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146 | }
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147 | if (other instanceof WebRequest) {
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148 | return targetUri.equals(((WebRequest) other).targetUri)
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149 | && postVars.equals(((WebRequest) other).postVars)
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150 | && getVars.equals(((WebRequest) other).getVars);
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151 | }
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152 | return false;
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153 | }
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154 |
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155 | /*
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156 | * (non-Javadoc)
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157 | *
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158 | * @see java.lang.Object#hashCode()
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159 | */
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160 | @Override
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161 | public int hashCode() {
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162 | int multiplier = 17;
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163 | int hash = 42;
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164 |
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165 | hash = multiplier * hash + targetUri.hashCode();
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166 | hash = multiplier * hash + postVars.hashCode();
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167 | hash = multiplier * hash + getVars.hashCode();
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168 |
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169 | return hash;
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170 | }
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171 |
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172 | }
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