1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.tools;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 | import static org.openstreetmap.josm.tools.I18n.trn;
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6 |
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7 | import java.io.IOException;
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8 | import java.net.HttpURLConnection;
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9 | import java.net.MalformedURLException;
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10 | import java.net.SocketException;
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11 | import java.net.URL;
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12 | import java.net.UnknownHostException;
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13 | import java.text.DateFormat;
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14 | import java.text.ParseException;
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15 | import java.util.Collection;
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16 | import java.util.Date;
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17 | import java.util.TreeSet;
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18 | import java.util.regex.Matcher;
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19 | import java.util.regex.Pattern;
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20 |
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21 | import org.openstreetmap.josm.Main;
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22 | import org.openstreetmap.josm.data.osm.Node;
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23 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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24 | import org.openstreetmap.josm.data.osm.Relation;
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25 | import org.openstreetmap.josm.data.osm.Way;
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26 | import org.openstreetmap.josm.gui.preferences.server.OAuthAccessTokenHolder;
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27 | import org.openstreetmap.josm.io.ChangesetClosedException;
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28 | import org.openstreetmap.josm.io.IllegalDataException;
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29 | import org.openstreetmap.josm.io.MissingOAuthAccessTokenException;
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30 | import org.openstreetmap.josm.io.OfflineAccessException;
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31 | import org.openstreetmap.josm.io.OsmApi;
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32 | import org.openstreetmap.josm.io.OsmApiException;
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33 | import org.openstreetmap.josm.io.OsmApiInitializationException;
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34 | import org.openstreetmap.josm.io.OsmTransferException;
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35 | import org.openstreetmap.josm.io.auth.CredentialsManager;
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36 | import org.openstreetmap.josm.tools.date.DateUtils;
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37 |
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38 | @SuppressWarnings("CallToThreadDumpStack")
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39 | public final class ExceptionUtil {
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40 |
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41 | private ExceptionUtil() {
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42 | // Hide default constructor for utils classes
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43 | }
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44 |
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45 | /**
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46 | * handles an exception caught during OSM API initialization
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47 | *
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48 | * @param e the exception
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49 | * @return The HTML formatted error message to display
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50 | */
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51 | public static String explainOsmApiInitializationException(OsmApiInitializationException e) {
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52 | Main.error(e);
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53 | return tr(
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54 | "<html>Failed to initialize communication with the OSM server {0}.<br>"
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55 | + "Check the server URL in your preferences and your internet connection.",
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56 | Main.pref.get("osm-server.url", OsmApi.DEFAULT_API_URL));
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57 | }
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58 |
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59 |
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60 | public static String explainMissingOAuthAccessTokenException(MissingOAuthAccessTokenException e) {
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61 | Main.error(e);
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62 | return tr(
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63 | "<html>Failed to authenticate at the OSM server ''{0}''.<br>"
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64 | + "You are using OAuth to authenticate but currently there is no<br>"
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65 | + "OAuth Access Token configured.<br>"
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66 | + "Please open the Preferences Dialog and generate or enter an Access Token."
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67 | + "</html>",
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68 | Main.pref.get("osm-server.url", OsmApi.DEFAULT_API_URL)
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69 | );
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70 | }
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71 |
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72 | public static Pair<OsmPrimitive, Collection<OsmPrimitive>> parsePreconditionFailed(String msg) {
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73 | final String ids = "(\\d+(?:,\\d+)*)";
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74 | final Collection<OsmPrimitive> refs = new TreeSet<>(); // error message can contain several times the same way
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75 | Matcher m;
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76 | m = Pattern.compile(".*Node (\\d+) is still used by relations " + ids + ".*").matcher(msg);
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77 | if (m.matches()) {
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78 | OsmPrimitive n = new Node(Long.parseLong(m.group(1)));
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79 | for (String s : m.group(2).split(",")) {
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80 | refs.add(new Relation(Long.parseLong(s)));
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81 | }
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82 | return Pair.create(n, refs);
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83 | }
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84 | m = Pattern.compile(".*Node (\\d+) is still used by ways " + ids + ".*").matcher(msg);
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85 | if (m.matches()) {
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86 | OsmPrimitive n = new Node(Long.parseLong(m.group(1)));
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87 | for (String s : m.group(2).split(",")) {
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88 | refs.add(new Way(Long.parseLong(s)));
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89 | }
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90 | return Pair.create(n, refs);
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91 | }
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92 | m = Pattern.compile(".*The relation (\\d+) is used in relations? " + ids + ".*").matcher(msg);
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93 | if (m.matches()) {
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94 | OsmPrimitive n = new Relation(Long.parseLong(m.group(1)));
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95 | for (String s : m.group(2).split(",")) {
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96 | refs.add(new Relation(Long.parseLong(s)));
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97 | }
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98 | return Pair.create(n, refs);
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99 | }
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100 | m = Pattern.compile(".*Way (\\d+) is still used by relations " + ids + ".*").matcher(msg);
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101 | if (m.matches()) {
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102 | OsmPrimitive n = new Way(Long.parseLong(m.group(1)));
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103 | for (String s : m.group(2).split(",")) {
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104 | refs.add(new Relation(Long.parseLong(s)));
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105 | }
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106 | return Pair.create(n, refs);
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107 | }
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108 | m = Pattern.compile(".*Way (\\d+) requires the nodes with id in " + ids + ".*").matcher(msg); // ... ", which either do not exist, or are not visible"
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109 | if (m.matches()) {
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110 | OsmPrimitive n = new Way(Long.parseLong(m.group(1)));
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111 | for (String s : m.group(2).split(",")) {
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112 | refs.add(new Node(Long.parseLong(s)));
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113 | }
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114 | return Pair.create(n, refs);
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115 | }
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116 | return null;
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117 | }
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118 |
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119 | /**
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120 | * Explains an upload error due to a violated precondition, i.e. a HTTP return code 412
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121 | *
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122 | * @param e the exception
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123 | * @return The HTML formatted error message to display
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124 | */
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125 | public static String explainPreconditionFailed(OsmApiException e) {
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126 | Main.error(e);
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127 | Pair<OsmPrimitive, Collection<OsmPrimitive>> conflict = parsePreconditionFailed(e.getErrorHeader());
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128 | if (conflict != null) {
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129 | OsmPrimitive firstRefs = conflict.b.iterator().next();
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130 | String objId = Long.toString(conflict.a.getId());
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131 | Collection<Long> refIds= Utils.transform(conflict.b, new Utils.Function<OsmPrimitive, Long>() {
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132 |
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133 | @Override
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134 | public Long apply(OsmPrimitive x) {
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135 | return x.getId();
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136 | }
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137 | });
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138 | String refIdsString = refIds.size() == 1 ? refIds.iterator().next().toString() : refIds.toString();
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139 | if (conflict.a instanceof Node) {
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140 | if (firstRefs instanceof Node) {
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141 | return "<html>" + trn(
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142 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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143 | + " It is still referred to by node {1}.<br>"
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144 | + "Please load the node, remove the reference to the node, and upload again.",
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145 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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146 | + " It is still referred to by nodes {1}.<br>"
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147 | + "Please load the nodes, remove the reference to the node, and upload again.",
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148 | conflict.b.size(), objId, refIdsString) + "</html>";
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149 | } else if (firstRefs instanceof Way) {
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150 | return "<html>" + trn(
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151 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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152 | + " It is still referred to by way {1}.<br>"
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153 | + "Please load the way, remove the reference to the node, and upload again.",
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154 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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155 | + " It is still referred to by ways {1}.<br>"
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156 | + "Please load the ways, remove the reference to the node, and upload again.",
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157 | conflict.b.size(), objId, refIdsString) + "</html>";
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158 | } else if (firstRefs instanceof Relation) {
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159 | return "<html>" + trn(
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160 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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161 | + " It is still referred to by relation {1}.<br>"
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162 | + "Please load the relation, remove the reference to the node, and upload again.",
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163 | "<strong>Failed</strong> to delete <strong>node {0}</strong>."
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164 | + " It is still referred to by relations {1}.<br>"
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165 | + "Please load the relations, remove the reference to the node, and upload again.",
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166 | conflict.b.size(), objId, refIdsString) + "</html>";
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167 | } else {
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168 | throw new IllegalStateException();
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169 | }
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170 | } else if (conflict.a instanceof Way) {
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171 | if (firstRefs instanceof Node) {
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172 | return "<html>" + trn(
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173 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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174 | + " It is still referred to by node {1}.<br>"
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175 | + "Please load the node, remove the reference to the way, and upload again.",
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176 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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177 | + " It is still referred to by nodes {1}.<br>"
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178 | + "Please load the nodes, remove the reference to the way, and upload again.",
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179 | conflict.b.size(), objId, refIdsString) + "</html>";
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180 | } else if (firstRefs instanceof Way) {
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181 | return "<html>" + trn(
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182 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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183 | + " It is still referred to by way {1}.<br>"
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184 | + "Please load the way, remove the reference to the way, and upload again.",
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185 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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186 | + " It is still referred to by ways {1}.<br>"
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187 | + "Please load the ways, remove the reference to the way, and upload again.",
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188 | conflict.b.size(), objId, refIdsString) + "</html>";
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189 | } else if (firstRefs instanceof Relation) {
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190 | return "<html>" + trn(
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191 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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192 | + " It is still referred to by relation {1}.<br>"
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193 | + "Please load the relation, remove the reference to the way, and upload again.",
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194 | "<strong>Failed</strong> to delete <strong>way {0}</strong>."
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195 | + " It is still referred to by relations {1}.<br>"
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196 | + "Please load the relations, remove the reference to the way, and upload again.",
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197 | conflict.b.size(), objId, refIdsString) + "</html>";
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198 | } else {
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199 | throw new IllegalStateException();
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200 | }
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201 | } else if (conflict.a instanceof Relation) {
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202 | if (firstRefs instanceof Node) {
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203 | return "<html>" + trn(
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204 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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205 | + " It is still referred to by node {1}.<br>"
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206 | + "Please load the node, remove the reference to the relation, and upload again.",
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207 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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208 | + " It is still referred to by nodes {1}.<br>"
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209 | + "Please load the nodes, remove the reference to the relation, and upload again.",
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210 | conflict.b.size(), objId, refIdsString) + "</html>";
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211 | } else if (firstRefs instanceof Way) {
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212 | return "<html>" + trn(
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213 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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214 | + " It is still referred to by way {1}.<br>"
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215 | + "Please load the way, remove the reference to the relation, and upload again.",
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216 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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217 | + " It is still referred to by ways {1}.<br>"
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218 | + "Please load the ways, remove the reference to the relation, and upload again.",
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219 | conflict.b.size(), objId, refIdsString) + "</html>";
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220 | } else if (firstRefs instanceof Relation) {
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221 | return "<html>" + trn(
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222 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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223 | + " It is still referred to by relation {1}.<br>"
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224 | + "Please load the relation, remove the reference to the relation, and upload again.",
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225 | "<strong>Failed</strong> to delete <strong>relation {0}</strong>."
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226 | + " It is still referred to by relations {1}.<br>"
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227 | + "Please load the relations, remove the reference to the relation, and upload again.",
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228 | conflict.b.size(), objId, refIdsString) + "</html>";
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229 | } else {
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230 | throw new IllegalStateException();
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231 | }
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232 | } else {
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233 | throw new IllegalStateException();
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234 | }
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235 | } else {
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236 | return tr(
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237 | "<html>Uploading to the server <strong>failed</strong> because your current<br>"
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238 | + "dataset violates a precondition.<br>" + "The error message is:<br>" + "{0}" + "</html>",
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239 | escapeReservedCharactersHTML(e.getMessage()));
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240 | }
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241 | }
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242 |
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243 | public static String explainFailedBasicAuthentication(OsmApiException e) {
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244 | Main.error(e);
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245 | return tr("<html>"
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246 | + "Authentication at the OSM server with the username ''{0}'' failed.<br>"
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247 | + "Please check the username and the password in the JOSM preferences."
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248 | + "</html>",
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249 | CredentialsManager.getInstance().getUsername()
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250 | );
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251 | }
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252 |
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253 | public static String explainFailedOAuthAuthentication(OsmApiException e) {
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254 | Main.error(e);
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255 | return tr("<html>"
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256 | + "Authentication at the OSM server with the OAuth token ''{0}'' failed.<br>"
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257 | + "Please launch the preferences dialog and retrieve another OAuth token."
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258 | + "</html>",
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259 | OAuthAccessTokenHolder.getInstance().getAccessTokenKey()
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260 | );
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261 | }
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262 |
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263 | public static String explainFailedAuthorisation(OsmApiException e) {
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264 | Main.error(e);
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265 | String header = e.getErrorHeader();
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266 | String body = e.getErrorBody();
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267 | String msg = null;
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268 | if (header != null) {
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269 | if (body != null && !header.equals(body)) {
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270 | msg = header + " (" + body + ")";
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271 | } else {
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272 | msg = header;
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273 | }
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274 | } else {
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275 | msg = body;
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276 | }
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277 |
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278 | if (msg != null && !msg.isEmpty()) {
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279 | return tr("<html>"
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280 | + "Authorisation at the OSM server failed.<br>"
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281 | + "The server reported the following error:<br>"
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282 | + "''{0}''"
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283 | + "</html>",
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284 | msg
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285 | );
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286 | } else {
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287 | return tr("<html>"
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288 | + "Authorisation at the OSM server failed.<br>"
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289 | + "</html>"
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290 | );
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291 | }
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292 | }
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293 |
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294 | public static String explainFailedOAuthAuthorisation(OsmApiException e) {
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295 | Main.error(e);
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296 | return tr("<html>"
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297 | + "Authorisation at the OSM server with the OAuth token ''{0}'' failed.<br>"
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298 | + "The token is not authorised to access the protected resource<br>"
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299 | + "''{1}''.<br>"
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300 | + "Please launch the preferences dialog and retrieve another OAuth token."
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301 | + "</html>",
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302 | OAuthAccessTokenHolder.getInstance().getAccessTokenKey(),
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303 | e.getAccessedUrl() == null ? tr("unknown") : e.getAccessedUrl()
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304 | );
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305 | }
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306 |
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307 | /**
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308 | * Explains an OSM API exception because of a client timeout (HTTP 408).
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309 | *
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310 | * @param e the exception
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311 | * @return The HTML formatted error message to display
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312 | */
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313 | public static String explainClientTimeout(OsmApiException e) {
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314 | Main.error(e);
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315 | return tr("<html>"
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316 | + "Communication with the OSM server ''{0}'' timed out. Please retry later."
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317 | + "</html>",
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318 | OsmApi.getOsmApi().getBaseUrl()
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319 | );
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320 | }
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321 |
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322 | /**
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323 | * Replies a generic error message for an OSM API exception
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324 | *
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325 | * @param e the exception
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326 | * @return The HTML formatted error message to display
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327 | */
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328 | public static String explainGenericOsmApiException(OsmApiException e) {
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329 | Main.error(e);
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330 | String errMsg = e.getErrorHeader();
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331 | if (errMsg == null) {
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332 | errMsg = e.getErrorBody();
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333 | }
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334 | if (errMsg == null) {
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335 | errMsg = tr("no error message available");
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336 | }
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337 | return tr("<html>"
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338 | + "Communication with the OSM server ''{0}''failed. The server replied<br>"
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339 | + "the following error code and the following error message:<br>"
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340 | + "<strong>Error code:<strong> {1}<br>"
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341 | + "<strong>Error message (untranslated)</strong>: {2}"
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342 | + "</html>",
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343 | OsmApi.getOsmApi().getBaseUrl(),
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344 | e.getResponseCode(),
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345 | errMsg
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346 | );
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347 | }
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348 |
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349 | /**
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350 | * Explains an error due to a 409 conflict
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351 | *
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352 | * @param e the exception
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353 | * @return The HTML formatted error message to display
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354 | */
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355 | public static String explainConflict(OsmApiException e) {
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356 | Main.error(e);
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357 | String msg = e.getErrorHeader();
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358 | if (msg != null) {
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359 | String pattern = "The changeset (\\d+) was closed at (.*)";
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360 | Pattern p = Pattern.compile(pattern);
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361 | Matcher m = p.matcher(msg);
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362 | if (m.matches()) {
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363 | long changesetId = Long.parseLong(m.group(1));
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364 | Date closeDate = null;
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365 | try {
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366 | closeDate = DateUtils.newOsmApiDateTimeFormat().parse(m.group(2));
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367 | } catch (ParseException ex) {
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368 | Main.error(tr("Failed to parse date ''{0}'' replied by server.", m.group(2)));
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369 | Main.error(ex);
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370 | }
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371 | if (closeDate == null) {
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372 | msg = tr(
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373 | "<html>Closing of changeset <strong>{0}</strong> failed <br>because it has already been closed.",
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374 | changesetId
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375 | );
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376 | } else {
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377 | msg = tr(
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378 | "<html>Closing of changeset <strong>{0}</strong> failed<br>"
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379 | +" because it has already been closed on {1}.",
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380 | changesetId,
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381 | DateUtils.formatDateTime(closeDate, DateFormat.DEFAULT, DateFormat.DEFAULT)
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382 | );
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383 | }
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384 | return msg;
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385 | }
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386 | msg = tr(
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387 | "<html>The server reported that it has detected a conflict.<br>" +
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388 | "Error message (untranslated):<br>{0}</html>",
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389 | msg
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390 | );
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391 | } else {
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392 | msg = tr(
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393 | "<html>The server reported that it has detected a conflict.");
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394 | }
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395 | return msg;
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396 | }
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397 |
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398 | /**
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399 | * Explains an exception thrown during upload because the changeset which data is
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400 | * uploaded to is already closed.
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401 | *
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402 | * @param e the exception
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403 | * @return The HTML formatted error message to display
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404 | */
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405 | public static String explainChangesetClosedException(ChangesetClosedException e) {
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406 | Main.error(e);
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407 | return tr(
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408 | "<html>Failed to upload to changeset <strong>{0}</strong><br>"
|
---|
409 | +"because it has already been closed on {1}.",
|
---|
410 | e.getChangesetId(),
|
---|
411 | e.getClosedOn() == null ? "?" : DateUtils.formatDateTime(e.getClosedOn(), DateFormat.DEFAULT, DateFormat.DEFAULT)
|
---|
412 | );
|
---|
413 | }
|
---|
414 |
|
---|
415 | /**
|
---|
416 | * Explains an exception with a generic message dialog
|
---|
417 | *
|
---|
418 | * @param e the exception
|
---|
419 | * @return The HTML formatted error message to display
|
---|
420 | */
|
---|
421 | public static String explainGeneric(Exception e) {
|
---|
422 | String msg = e.getMessage();
|
---|
423 | if (msg == null || msg.trim().isEmpty()) {
|
---|
424 | msg = e.toString();
|
---|
425 | }
|
---|
426 | Main.error(e);
|
---|
427 | return escapeReservedCharactersHTML(msg);
|
---|
428 | }
|
---|
429 |
|
---|
430 | /**
|
---|
431 | * Explains a {@link SecurityException} which has caused an {@link OsmTransferException}.
|
---|
432 | * This is most likely happening when user tries to access the OSM API from within an
|
---|
433 | * applet which wasn't loaded from the API server.
|
---|
434 | *
|
---|
435 | * @param e the exception
|
---|
436 | * @return The HTML formatted error message to display
|
---|
437 | */
|
---|
438 | public static String explainSecurityException(OsmTransferException e) {
|
---|
439 | String apiUrl = e.getUrl();
|
---|
440 | String host = tr("unknown");
|
---|
441 | try {
|
---|
442 | host = new URL(apiUrl).getHost();
|
---|
443 | } catch (MalformedURLException ex) {
|
---|
444 | // shouldn't happen
|
---|
445 | }
|
---|
446 |
|
---|
447 | return tr("<html>Failed to open a connection to the remote server<br>" + "''{0}''<br>"
|
---|
448 | + "for security reasons. This is most likely because you are running<br>"
|
---|
449 | + "in an applet and because you did not load your applet from ''{1}''.", apiUrl, host);
|
---|
450 | }
|
---|
451 |
|
---|
452 | /**
|
---|
453 | * Explains a {@link SocketException} which has caused an {@link OsmTransferException}.
|
---|
454 | * This is most likely because there's not connection to the Internet or because
|
---|
455 | * the remote server is not reachable.
|
---|
456 | *
|
---|
457 | * @param e the exception
|
---|
458 | * @return The HTML formatted error message to display
|
---|
459 | */
|
---|
460 | public static String explainNestedSocketException(OsmTransferException e) {
|
---|
461 | Main.error(e);
|
---|
462 | return tr("<html>Failed to open a connection to the remote server<br>" + "''{0}''.<br>"
|
---|
463 | + "Please check your internet connection.", e.getUrl());
|
---|
464 | }
|
---|
465 |
|
---|
466 | /**
|
---|
467 | * Explains a {@link IOException} which has caused an {@link OsmTransferException}.
|
---|
468 | * This is most likely happening when the communication with the remote server is
|
---|
469 | * interrupted for any reason.
|
---|
470 | *
|
---|
471 | * @param e the exception
|
---|
472 | * @return The HTML formatted error message to display
|
---|
473 | */
|
---|
474 | public static String explainNestedIOException(OsmTransferException e) {
|
---|
475 | IOException ioe = getNestedException(e, IOException.class);
|
---|
476 | Main.error(e);
|
---|
477 | return tr("<html>Failed to upload data to or download data from<br>" + "''{0}''<br>"
|
---|
478 | + "due to a problem with transferring data.<br>"
|
---|
479 | + "Details (untranslated): {1}</html>", e.getUrl(), ioe
|
---|
480 | .getMessage());
|
---|
481 | }
|
---|
482 |
|
---|
483 | /**
|
---|
484 | * Explains a {@link IllegalDataException} which has caused an {@link OsmTransferException}.
|
---|
485 | * This is most likely happening when JOSM tries to load data in an unsupported format.
|
---|
486 | *
|
---|
487 | * @param e the exception
|
---|
488 | * @return The HTML formatted error message to display
|
---|
489 | */
|
---|
490 | public static String explainNestedIllegalDataException(OsmTransferException e) {
|
---|
491 | IllegalDataException ide = getNestedException(e, IllegalDataException.class);
|
---|
492 | Main.error(e);
|
---|
493 | return tr("<html>Failed to download data. "
|
---|
494 | + "Its format is either unsupported, ill-formed, and/or inconsistent.<br>"
|
---|
495 | + "<br>Details (untranslated): {0}</html>", ide.getMessage());
|
---|
496 | }
|
---|
497 |
|
---|
498 | /**
|
---|
499 | * Explains a {@link OfflineAccessException} which has caused an {@link OsmTransferException}.
|
---|
500 | * This is most likely happening when JOSM tries to access OSM API or JOSM website while in offline mode.
|
---|
501 | *
|
---|
502 | * @param e the exception
|
---|
503 | * @return The HTML formatted error message to display
|
---|
504 | * @since 7434
|
---|
505 | */
|
---|
506 | public static String explainOfflineAccessException(OsmTransferException e) {
|
---|
507 | OfflineAccessException oae = getNestedException(e, OfflineAccessException.class);
|
---|
508 | Main.error(e);
|
---|
509 | return tr("<html>Failed to download data.<br>"
|
---|
510 | + "<br>Details: {0}</html>", oae.getMessage());
|
---|
511 | }
|
---|
512 |
|
---|
513 | /**
|
---|
514 | * Explains a {@link OsmApiException} which was thrown because of an internal server
|
---|
515 | * error in the OSM API server..
|
---|
516 | *
|
---|
517 | * @param e the exception
|
---|
518 | * @return The HTML formatted error message to display
|
---|
519 | */
|
---|
520 | public static String explainInternalServerError(OsmTransferException e) {
|
---|
521 | Main.error(e);
|
---|
522 | return tr("<html>The OSM server<br>" + "''{0}''<br>" + "reported an internal server error.<br>"
|
---|
523 | + "This is most likely a temporary problem. Please try again later.", e.getUrl());
|
---|
524 | }
|
---|
525 |
|
---|
526 | /**
|
---|
527 | * Explains a {@link OsmApiException} which was thrown because of a bad request.
|
---|
528 | *
|
---|
529 | * @param e the exception
|
---|
530 | * @return The HTML formatted error message to display
|
---|
531 | */
|
---|
532 | public static String explainBadRequest(OsmApiException e) {
|
---|
533 | String url = null;
|
---|
534 | if (e.getAccessedUrl() != null) {
|
---|
535 | try {
|
---|
536 | url = new URL(e.getAccessedUrl()).getHost();
|
---|
537 | } catch (MalformedURLException e1) {
|
---|
538 | Main.warn(e1);
|
---|
539 | }
|
---|
540 | }
|
---|
541 | if (url == null && e.getUrl() != null) {
|
---|
542 | url = e.getUrl();
|
---|
543 | } else if (url == null) {
|
---|
544 | url = OsmApi.getOsmApi().getBaseUrl();
|
---|
545 | }
|
---|
546 | String message = tr("The OSM server ''{0}'' reported a bad request.<br>", url);
|
---|
547 | String errorHeader = e.getErrorHeader();
|
---|
548 | if (errorHeader != null && (errorHeader.startsWith("The maximum bbox") ||
|
---|
549 | errorHeader.startsWith("You requested too many nodes"))) {
|
---|
550 | message += "<br>"
|
---|
551 | + tr("The area you tried to download is too big or your request was too large."
|
---|
552 | + "<br>Either request a smaller area or use an export file provided by the OSM community.");
|
---|
553 | } else if (errorHeader != null) {
|
---|
554 | message += tr("<br>Error message(untranslated): {0}", errorHeader);
|
---|
555 | }
|
---|
556 | Main.error(e);
|
---|
557 | return "<html>" + message + "</html>";
|
---|
558 | }
|
---|
559 |
|
---|
560 | /**
|
---|
561 | * Explains a {@link OsmApiException} which was thrown because of
|
---|
562 | * bandwidth limit exceeded (HTTP error 509)
|
---|
563 | *
|
---|
564 | * @param e the exception
|
---|
565 | * @return The HTML formatted error message to display
|
---|
566 | */
|
---|
567 | public static String explainBandwidthLimitExceeded(OsmApiException e) {
|
---|
568 | Main.error(e);
|
---|
569 | // TODO: Write a proper error message
|
---|
570 | return explainGenericOsmApiException(e);
|
---|
571 | }
|
---|
572 |
|
---|
573 | /**
|
---|
574 | * Explains a {@link OsmApiException} which was thrown because a resource wasn't found.
|
---|
575 | *
|
---|
576 | * @param e the exception
|
---|
577 | * @return The HTML formatted error message to display
|
---|
578 | */
|
---|
579 | public static String explainNotFound(OsmApiException e) {
|
---|
580 | String apiUrl = OsmApi.getOsmApi().getBaseUrl();
|
---|
581 | String message = tr("The OSM server ''{0}'' does not know about an object<br>"
|
---|
582 | + "you tried to read, update, or delete. Either the respective object<br>"
|
---|
583 | + "does not exist on the server or you are using an invalid URL to access<br>"
|
---|
584 | + "it. Please carefully check the server''s address ''{0}'' for typos."
|
---|
585 | , apiUrl);
|
---|
586 | Main.error(e);
|
---|
587 | return "<html>" + message + "</html>";
|
---|
588 | }
|
---|
589 |
|
---|
590 | /**
|
---|
591 | * Explains a {@link UnknownHostException} which has caused an {@link OsmTransferException}.
|
---|
592 | * This is most likely happening when there is an error in the API URL or when
|
---|
593 | * local DNS services are not working.
|
---|
594 | *
|
---|
595 | * @param e the exception
|
---|
596 | * @return The HTML formatted error message to display
|
---|
597 | */
|
---|
598 | public static String explainNestedUnknownHostException(OsmTransferException e) {
|
---|
599 | String apiUrl = e.getUrl();
|
---|
600 | String host = tr("unknown");
|
---|
601 | try {
|
---|
602 | host = new URL(apiUrl).getHost();
|
---|
603 | } catch (MalformedURLException ex) {
|
---|
604 | // shouldn't happen
|
---|
605 | }
|
---|
606 |
|
---|
607 | Main.error(e);
|
---|
608 | return tr("<html>Failed to open a connection to the remote server<br>" + "''{0}''.<br>"
|
---|
609 | + "Host name ''{1}'' could not be resolved. <br>"
|
---|
610 | + "Please check the API URL in your preferences and your internet connection.", apiUrl, host);
|
---|
611 | }
|
---|
612 |
|
---|
613 | /**
|
---|
614 | * Replies the first nested exception of type <code>nestedClass</code> (including
|
---|
615 | * the root exception <code>e</code>) or null, if no such exception is found.
|
---|
616 | *
|
---|
617 | * @param <T>
|
---|
618 | * @param e the root exception
|
---|
619 | * @param nestedClass the type of the nested exception
|
---|
620 | * @return the first nested exception of type <code>nestedClass</code> (including
|
---|
621 | * the root exception <code>e</code>) or null, if no such exception is found.
|
---|
622 | */
|
---|
623 | protected static <T> T getNestedException(Exception e, Class<T> nestedClass) {
|
---|
624 | Throwable t = e;
|
---|
625 | while (t != null && !(nestedClass.isInstance(t))) {
|
---|
626 | t = t.getCause();
|
---|
627 | }
|
---|
628 | if (t == null)
|
---|
629 | return null;
|
---|
630 | else if (nestedClass.isInstance(t))
|
---|
631 | return nestedClass.cast(t);
|
---|
632 | return null;
|
---|
633 | }
|
---|
634 |
|
---|
635 | /**
|
---|
636 | * Explains an {@link OsmTransferException} to the user.
|
---|
637 | *
|
---|
638 | * @param e the {@link OsmTransferException}
|
---|
639 | * @return The HTML formatted error message to display
|
---|
640 | */
|
---|
641 | public static String explainOsmTransferException(OsmTransferException e) {
|
---|
642 | if (getNestedException(e, SecurityException.class) != null)
|
---|
643 | return explainSecurityException(e);
|
---|
644 | if (getNestedException(e, SocketException.class) != null)
|
---|
645 | return explainNestedSocketException(e);
|
---|
646 | if (getNestedException(e, UnknownHostException.class) != null)
|
---|
647 | return explainNestedUnknownHostException(e);
|
---|
648 | if (getNestedException(e, IOException.class) != null)
|
---|
649 | return explainNestedIOException(e);
|
---|
650 | if (e instanceof OsmApiInitializationException)
|
---|
651 | return explainOsmApiInitializationException((OsmApiInitializationException) e);
|
---|
652 |
|
---|
653 | if (e instanceof ChangesetClosedException)
|
---|
654 | return explainChangesetClosedException((ChangesetClosedException)e);
|
---|
655 |
|
---|
656 | if (e instanceof OsmApiException) {
|
---|
657 | OsmApiException oae = (OsmApiException) e;
|
---|
658 | if (oae.getResponseCode() == HttpURLConnection.HTTP_PRECON_FAILED)
|
---|
659 | return explainPreconditionFailed(oae);
|
---|
660 | if (oae.getResponseCode() == HttpURLConnection.HTTP_GONE)
|
---|
661 | return explainGoneForUnknownPrimitive(oae);
|
---|
662 | if (oae.getResponseCode() == HttpURLConnection.HTTP_INTERNAL_ERROR)
|
---|
663 | return explainInternalServerError(oae);
|
---|
664 | if (oae.getResponseCode() == HttpURLConnection.HTTP_BAD_REQUEST)
|
---|
665 | return explainBadRequest(oae);
|
---|
666 | if (oae.getResponseCode() == 509)
|
---|
667 | return explainBandwidthLimitExceeded(oae);
|
---|
668 | }
|
---|
669 | return explainGeneric(e);
|
---|
670 | }
|
---|
671 |
|
---|
672 | /**
|
---|
673 | * explains the case of an error due to a delete request on an already deleted
|
---|
674 | * {@link OsmPrimitive}, i.e. a HTTP response code 410, where we don't know which
|
---|
675 | * {@link OsmPrimitive} is causing the error.
|
---|
676 | *
|
---|
677 | * @param e the exception
|
---|
678 | * @return The HTML formatted error message to display
|
---|
679 | */
|
---|
680 | public static String explainGoneForUnknownPrimitive(OsmApiException e) {
|
---|
681 | return tr(
|
---|
682 | "<html>The server reports that an object is deleted.<br>"
|
---|
683 | + "<strong>Uploading failed</strong> if you tried to update or delete this object.<br> "
|
---|
684 | + "<strong>Downloading failed</strong> if you tried to download this object.<br>"
|
---|
685 | + "<br>"
|
---|
686 | + "The error message is:<br>" + "{0}"
|
---|
687 | + "</html>", escapeReservedCharactersHTML(e.getMessage()));
|
---|
688 | }
|
---|
689 |
|
---|
690 | /**
|
---|
691 | * Explains an {@link Exception} to the user.
|
---|
692 | *
|
---|
693 | * @param e the {@link Exception}
|
---|
694 | * @return The HTML formatted error message to display
|
---|
695 | */
|
---|
696 | public static String explainException(Exception e) {
|
---|
697 | Main.error(e);
|
---|
698 | if (e instanceof OsmTransferException) {
|
---|
699 | return explainOsmTransferException((OsmTransferException) e);
|
---|
700 | } else {
|
---|
701 | return explainGeneric(e);
|
---|
702 | }
|
---|
703 | }
|
---|
704 |
|
---|
705 | /**
|
---|
706 | * Replaces some HTML reserved characters (<, > and &) by their equivalent entity (&lt;, &gt; and &amp;);
|
---|
707 | * @param s The unescaped string
|
---|
708 | * @return The escaped string
|
---|
709 | */
|
---|
710 | public static String escapeReservedCharactersHTML(String s) {
|
---|
711 | return s == null ? "" : s.replace("&", "&").replace("<", "<").replace(">", ">");
|
---|
712 | }
|
---|
713 | }
|
---|