[2512] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.io;
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| 3 |
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| 4 | import java.net.HttpURLConnection;
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| 5 | import java.util.regex.Matcher;
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| 6 | import java.util.regex.Pattern;
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| 7 |
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| 8 | import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
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| 9 |
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| 10 | /**
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| 11 | * Represents an exception thrown by the OSM API if JOSM tries to update or delete a primitive
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| 12 | * which is already deleted on the server.
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| 13 | *
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| 14 | */
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| 15 | public class OsmApiPrimitiveGoneException extends OsmApiException{
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| 16 | /**
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| 17 | * The regexp pattern for the error header replied by the OSM API
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| 18 | */
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| 19 | static public final String ERROR_HEADER_PATTERN = "The (\\S+) with the id (\\d+) has already been deleted";
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| 20 | /** the type of the primitive which is gone on the server */
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| 21 | private OsmPrimitiveType type;
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| 22 | /** the id of the primitive */
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| 23 | private long id;
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| 24 |
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| 25 | public OsmApiPrimitiveGoneException(String errorHeader, String errorBody) {
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| 26 | super(HttpURLConnection.HTTP_GONE, errorHeader, errorBody);
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| 27 | if (errorHeader == null) return;
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| 28 | Pattern p = Pattern.compile(ERROR_HEADER_PATTERN);
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| 29 | Matcher m = p.matcher(errorHeader);
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| 30 | if (m.matches()) {
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| 31 | type = OsmPrimitiveType.from(m.group(1));
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| 32 | id = Long.parseLong(m.group(2));
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| 33 | }
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| 34 | }
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| 35 |
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| 36 | /**
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| 37 | * Replies true if we know what primitive this exception was thrown for
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| 38 | *
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| 39 | * @return true if we know what primitive this exception was thrown for
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| 40 | */
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| 41 | public boolean isKnownPrimitive() {
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| 42 | return id > 0 && type != null;
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| 43 | }
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| 44 |
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| 45 | /**
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| 46 | * Replies the type of the primitive this exception was thrown for. null,
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| 47 | * if the type is not known.
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| 48 | *
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| 49 | * @return the type of the primitive this exception was thrown for
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| 50 | */
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| 51 | public OsmPrimitiveType getPrimitiveType() {
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| 52 | return type;
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| 53 | }
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| 54 |
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| 55 | /**
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| 56 | * Replies the id of the primitive this exception was thrown for. 0, if
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| 57 | * the id is not known.
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| 58 | *
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| 59 | * @return the id of the primitive this exception was thrown for
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| 60 | */
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| 61 | public long getPrimitiveId() {
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| 62 | return id;
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| 63 | }
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| 64 | }
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