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comparison src/org/tmatesoft/hg/internal/ExceptionInfo.java @ 423:9c9c442b5f2e

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Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 23 Mar 2012 22:51:18 +0100
parents 2747b0723867
children 2bf6f917a7e5
comparison
equal deleted inserted replaced
422:5d1cc7366d04 423:9c9c442b5f2e
15 * contact TMate Software at support@hg4j.com 15 * contact TMate Software at support@hg4j.com
16 */ 16 */
17 package org.tmatesoft.hg.internal; 17 package org.tmatesoft.hg.internal;
18 18
19 import static org.tmatesoft.hg.repo.HgRepository.BAD_REVISION; 19 import static org.tmatesoft.hg.repo.HgRepository.BAD_REVISION;
20 import static org.tmatesoft.hg.repo.HgRepository.NO_REVISION;
21 import static org.tmatesoft.hg.repo.HgRepository.TIP;
22 import static org.tmatesoft.hg.repo.HgRepository.WORKING_COPY;
20 23
21 import java.io.File; 24 import java.io.File;
22 25
23 import org.tmatesoft.hg.core.Nodeid; 26 import org.tmatesoft.hg.core.Nodeid;
24 import org.tmatesoft.hg.repo.HgRepository; 27 import org.tmatesoft.hg.repo.HgRepository;
31 * @author Artem Tikhomirov 34 * @author Artem Tikhomirov
32 * @author TMate Software Ltd. 35 * @author TMate Software Ltd.
33 */ 36 */
34 public class ExceptionInfo<T> { 37 public class ExceptionInfo<T> {
35 protected final T owner; 38 protected final T owner;
36 protected int revNumber = BAD_REVISION; 39 protected Integer revNumber = null;
37 protected Nodeid revision; 40 protected Nodeid revision;
38 protected Path filename; 41 protected Path filename;
39 protected File localFile; 42 protected File localFile;
43 // next two make sense only when revNumber was set
44 private int rangeLeftBoundary = BAD_REVISION, rangeRightBoundary = BAD_REVISION;
40 45
41 /** 46 /**
42 * @param owner instance to return from setters 47 * @param owner instance to return from setters
43 */ 48 */
44 public ExceptionInfo(T owner) { 49 public ExceptionInfo(T owner) {
47 52
48 /** 53 /**
49 * @return not {@link HgRepository#BAD_REVISION} only when revision index was supplied at the construction time 54 * @return not {@link HgRepository#BAD_REVISION} only when revision index was supplied at the construction time
50 */ 55 */
51 public int getRevisionIndex() { 56 public int getRevisionIndex() {
52 return revNumber; 57 return revNumber == null ? HgRepository.BAD_REVISION : revNumber;
53 } 58 }
54 59
55 public T setRevisionIndex(int rev) { 60 public T setRevisionIndex(int rev) {
56 revNumber = rev; 61 revNumber = rev;
57 return owner; 62 return owner;
58 } 63 }
59 64
60 public boolean isRevisionIndexSet() { 65 public boolean isRevisionIndexSet() {
61 return revNumber != BAD_REVISION; 66 return revNumber != null;
62 } 67 }
63 68
64 /** 69 /**
65 * @return non-null only when revision was supplied at construction time 70 * @return non-null only when revision was supplied at construction time
66 */ 71 */
98 * @return file object that causes troubles, or <code>null</code> if specific file is unknown 103 * @return file object that causes troubles, or <code>null</code> if specific file is unknown
99 */ 104 */
100 public File getFile() { 105 public File getFile() {
101 return localFile; 106 return localFile;
102 } 107 }
108
109 public T setRevisionIndexBoundary(int revisionIndex, int rangeLeft, int rangeRight) {
110 setRevisionIndex(revisionIndex);
111 rangeLeftBoundary = rangeLeft;
112 rangeRightBoundary = rangeRight;
113 return owner;
114 }
103 115
104 public StringBuilder appendDetails(StringBuilder sb) { 116 public StringBuilder appendDetails(StringBuilder sb) {
105 if (filename != null) { 117 if (filename != null) {
106 sb.append("path:'"); 118 sb.append("path:'");
107 sb.append(filename); 119 sb.append(filename);
108 sb.append('\''); 120 sb.append('\'');
109 sb.append(';'); 121 sb.append(';');
110 sb.append(' '); 122 sb.append(' ');
111 } 123 }
112 sb.append("rev:"); 124 sb.append("rev:");
113 if (revNumber != BAD_REVISION) { 125 boolean needNodeid = true;
114 sb.append(revNumber); 126 if (isRevisionIndexSet()) {
115 if (revision != null) { 127 if (rangeLeftBoundary != BAD_REVISION || rangeRightBoundary != BAD_REVISION) {
116 sb.append(':'); 128 String sr;
129 switch (getRevisionIndex()) {
130 case BAD_REVISION:
131 sr = "UNKNOWN"; break;
132 case TIP:
133 sr = "TIP"; break;
134 case WORKING_COPY:
135 sr = "WORKING-COPY"; break;
136 case NO_REVISION:
137 sr = "NO REVISION"; break;
138 default:
139 sr = String.valueOf(getRevisionIndex());
140 }
141 sb.append(String.format("%s is not from [%d..%d]", sr, rangeLeftBoundary, rangeRightBoundary));
142 } else {
143 sb.append(getRevisionIndex());
144 if (isRevisionIndexSet()) {
145 sb.append(':');
146 sb.append(getRevision().shortNotation());
147 needNodeid = false;
148 }
117 } 149 }
118 } 150 }
119 if (revision != null) { 151 if (isRevisionSet() && needNodeid) {
120 sb.append(revision.shortNotation()); 152 sb.append(getRevision().shortNotation());
121 } 153 }
122 if (localFile != null) { 154 if (localFile != null) {
123 sb.append(';'); 155 sb.append(';');
124 sb.append(' '); 156 sb.append(' ');
125 sb.append(" file:"); 157 sb.append(" file:");