annotate src/org/tmatesoft/hg/core/HgException.java @ 486:d740edfff563

Provisional support for Mercurial lock mechanism
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 10 Aug 2012 21:03:03 +0200
parents 31a89587eb04
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1 /*
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2 * Copyright (c) 2011-2012 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.core;
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18
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19 import org.tmatesoft.hg.internal.ExceptionInfo;
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20 import org.tmatesoft.hg.repo.HgRepository;
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21 import org.tmatesoft.hg.util.Path;
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22
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23 /**
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24 * Root class for all <b>Hg4J</b> checked exceptions.
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25 *
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26 * @author Artem Tikhomirov
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27 * @author TMate Software Ltd.
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28 */
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29 @SuppressWarnings("serial")
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30 public abstract class HgException extends Exception {
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31
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32 protected final ExceptionInfo<HgException> extras = new ExceptionInfo<HgException>(this);
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33
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34 protected HgException(String reason) {
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35 super(reason);
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36 }
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38 protected HgException(String reason, Throwable cause) {
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39 super(reason, cause);
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40 }
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41
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42 protected HgException(Throwable cause) {
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43 super(cause);
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44 }
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45
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46 /**
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47 * @return not {@link HgRepository#BAD_REVISION} only when revision index was supplied at the construction time
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48 */
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49 public int getRevisionIndex() {
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50 return extras.getRevisionIndex();
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51 }
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53 public HgException setRevisionIndex(int rev) {
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54 return extras.setRevisionIndex(rev);
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55 }
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56
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57 public boolean isRevisionIndexSet() {
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58 return extras.isRevisionIndexSet();
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59 }
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61 /**
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62 * @return non-null only when revision was supplied at construction time
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63 */
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64 public Nodeid getRevision() {
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65 return extras.getRevision();
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66 }
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68 public HgException setRevision(Nodeid r) {
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69 return extras.setRevision(r);
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70 }
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72 public boolean isRevisionSet() {
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73 return extras.isRevisionSet();
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74 }
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76 /**
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77 * @return non-null only if file name was set at construction time
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78 */
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79 public Path getFileName() {
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80 return extras.getFileName();
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81 }
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83 public HgException setFileName(Path name) {
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84 return extras.setFileName(name);
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85 }
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86
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87 @Override
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88 public String toString() {
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89 StringBuilder sb = new StringBuilder(super.toString());
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90 sb.append(' ');
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91 sb.append('(');
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92 extras.appendDetails(sb);
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93 sb.append(')');
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94 return sb.toString();
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95 }
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96 // /* XXX CONSIDER capability to pass extra information about errors */
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97 // public static class Status {
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98 // public Status(String message, Throwable cause, int errorCode, Object extraData) {
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99 // }
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100 // }
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101 }