1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.io;
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3 | import static org.openstreetmap.josm.tools.I18n.tr;
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4 |
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5 | import org.openstreetmap.josm.Main;
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6 |
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7 | /**
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8 | * Exception thrown when a communication error occurs when accessing the <a href="http://wiki.openstreetmap.org/wiki/API_v0.6">OSM API</a>.
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9 | * @see OsmApi
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10 | */
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11 | public class OsmApiException extends OsmTransferException {
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12 |
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13 | private int responseCode;
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14 | private String errorHeader;
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15 | private String errorBody;
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16 | private String accessedUrl;
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17 |
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18 | /**
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19 | * Constructs an {@code OsmApiException} with the specified response code, error header and error body
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20 | * @param responseCode The HTTP response code replied by the OSM server.
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21 | * See {@link java.net.HttpURLConnection HttpURLConnection} for predefined HTTP response code values
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22 | * @param errorHeader The error header, as transmitted in the {@code Error} field of the HTTP response header
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23 | * @param errorBody The error body, as transmitted in the HTTP response body
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24 | * @param accessedUrl The complete URL accessed when this error occured
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25 | * @since 5584
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26 | */
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27 | public OsmApiException(int responseCode, String errorHeader, String errorBody, String accessedUrl) {
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28 | this.responseCode = responseCode;
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29 | this.errorHeader = errorHeader;
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30 | this.errorBody = errorBody;
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31 | this.accessedUrl = accessedUrl;
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32 | }
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33 |
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34 | /**
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35 | * Constructs an {@code OsmApiException} with the specified response code, error header and error body
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36 | * @param responseCode The HTTP response code replied by the OSM server.
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37 | * See {@link java.net.HttpURLConnection HttpURLConnection} for predefined HTTP response code values
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38 | * @param errorHeader The error header, as transmitted in the {@code Error} field of the HTTP response header
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39 | * @param errorBody The error body, as transmitted in the HTTP response body
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40 | */
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41 | public OsmApiException(int responseCode, String errorHeader, String errorBody) {
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42 | this(responseCode, errorHeader, errorBody, null);
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43 | }
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44 |
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45 | /**
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46 | * Constructs an {@code OsmApiException} with the specified detail message.
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47 | * The cause is not initialized, and may subsequently be initialized by a call to {@link #initCause}.
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48 | *
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49 | * @param message The detail message (which is saved for later retrieval by the {@link #getMessage} method)
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50 | */
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51 | public OsmApiException(String message) {
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52 | super(message);
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53 | }
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54 |
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55 | /**
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56 | * Constructs an {@code OsmApiException} with the specified cause and a detail message of
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57 | * <tt>(cause==null ? null : cause.toString())</tt>
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58 | * (which typically contains the class and detail message of <tt>cause</tt>).
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59 | *
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60 | * @param cause the cause (which is saved for later retrieval by the {@link #getCause} method).
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61 | * A <tt>null</tt> value is permitted, and indicates that the cause is nonexistent or unknown.
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62 | */
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63 | public OsmApiException(Throwable cause) {
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64 | super(cause);
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65 | }
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66 |
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67 | /**
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68 | * Constructs an {@code OsmApiException} with the specified detail message and cause.
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69 | *
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70 | * <p> Note that the detail message associated with {@code cause} is <i>not</i> automatically incorporated
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71 | * into this exception's detail message.
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72 | *
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73 | * @param message The detail message (which is saved for later retrieval by the {@link #getMessage} method)
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74 | * @param cause The cause (which is saved for later retrieval by the {@link #getCause} method).
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75 | * A null value is permitted, and indicates that the cause is nonexistent or unknown.
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76 | *
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77 | */
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78 | public OsmApiException(String message, Throwable cause) {
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79 | super(message, cause);
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80 | }
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81 |
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82 | /**
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83 | * Replies the HTTP response code.
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84 | * @return The HTTP response code replied by the OSM server. Refer to
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85 | * <a href="http://wiki.openstreetmap.org/wiki/API_v0.6">OSM API</a> to see the list of response codes returned by the API for each call.
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86 | */
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87 | public int getResponseCode() {
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88 | return responseCode;
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89 | }
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90 |
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91 | /**
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92 | * Sets the HTTP response code.
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93 | * @param responseCode The HTTP response code replied by the OSM server.
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94 | * See {@link java.net.HttpURLConnection HttpURLConnection} for predefined HTTP response code values
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95 | */
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96 | public void setResponseCode(int responseCode) {
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97 | this.responseCode = responseCode;
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98 | }
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99 |
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100 | /**
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101 | * Replies the error header.
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102 | * @return the error header, as transmitted in the {@code Error} field of the HTTP response header
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103 | */
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104 | public String getErrorHeader() {
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105 | return errorHeader;
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106 | }
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107 |
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108 | /**
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109 | * Sets the error header.
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110 | * @param errorHeader the error header, as transmitted in the {@code Error} field of the HTTP response header
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111 | */
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112 | public void setErrorHeader(String errorHeader) {
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113 | this.errorHeader = errorHeader;
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114 | }
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115 |
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116 | /**
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117 | * Replies the error body.
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118 | * @return The error body, as transmitted in the HTTP response body
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119 | */
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120 | public String getErrorBody() {
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121 | return errorBody;
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122 | }
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123 |
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124 | /**
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125 | * Sets the error body.
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126 | * @param errorBody The error body, as transmitted in the HTTP response body
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127 | */
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128 | public void setErrorBody(String errorBody) {
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129 | this.errorBody = errorBody;
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130 | }
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131 |
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132 | @Override
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133 | public String getMessage() {
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134 | StringBuilder sb = new StringBuilder();
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135 | sb.append("ResponseCode=")
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136 | .append(responseCode);
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137 | String eh = "";
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138 | try {
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139 | if (errorHeader != null)
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140 | eh = tr(errorHeader.trim());
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141 | if (!eh.isEmpty()) {
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142 | sb.append(", Error Header=<")
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143 | .append(eh)
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144 | .append('>');
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145 | }
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146 | } catch (Exception e) {
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147 | // Ignored
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148 | if (Main.isTraceEnabled()) {
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149 | Main.trace(e.getMessage());
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150 | }
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151 | }
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152 | try {
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153 | String eb = errorBody != null ? tr(errorBody.trim()) : "";
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154 | if (!eb.isEmpty() && !eb.equals(eh)) {
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155 | sb.append(", Error Body=<")
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156 | .append(eb)
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157 | .append('>');
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158 | }
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159 | } catch (Exception e) {
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160 | // Ignored
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161 | if (Main.isTraceEnabled()) {
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162 | Main.trace(e.getMessage());
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163 | }
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164 | }
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165 | return sb.toString();
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166 | }
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167 |
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168 | /**
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169 | * Replies a message suitable to be displayed in a message dialog
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170 | *
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171 | * @return a message which is suitable to be displayed in a message dialog
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172 | */
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173 | public String getDisplayMessage() {
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174 | StringBuilder sb = new StringBuilder();
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175 | if (errorHeader != null) {
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176 | sb.append(tr(errorHeader));
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177 | sb.append(tr("(Code={0})", responseCode));
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178 | } else if (errorBody != null && !errorBody.trim().isEmpty()) {
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179 | errorBody = errorBody.trim();
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180 | sb.append(tr(errorBody));
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181 | sb.append(tr("(Code={0})", responseCode));
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182 | } else {
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183 | sb.append(tr("The server replied an error with code {0}.", responseCode));
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184 | }
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185 | return sb.toString();
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186 | }
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187 |
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188 | /**
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189 | * Sets the complete URL accessed when this error occured.
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190 | * This is distinct from the one set with {@link #setUrl}, which is generally only the base URL of the server.
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191 | * @param url the complete URL accessed when this error occured.
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192 | */
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193 | public void setAccessedUrl(String url) {
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194 | this.accessedUrl = url;
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195 | }
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196 |
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197 | /**
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198 | * Replies the complete URL accessed when this error occured.
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199 | * This is distinct from the one returned by {@link #getUrl}, which is generally only the base URL of the server.
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200 | * @return the complete URL accessed when this error occured.
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201 | */
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202 | public String getAccessedUrl() {
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203 | return accessedUrl;
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204 | }
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205 | }
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