Mercurial > jhg

comparison src/org/tmatesoft/hg/core/HgChangesetFileSneaker.java @ 454:36fd1fd06492

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
oth.util.Status renamed to Outcome as the noun is too overloaded, especially in scm
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 13 Jun 2012 21:07:39 +0200
parents 7e1912b4ce99
children 3ca4ae7bdd38
comparison
equal deleted inserted replaced
453:7b883bf03b14 454:36fd1fd06492
21 import org.tmatesoft.hg.repo.HgInvalidStateException; 21 import org.tmatesoft.hg.repo.HgInvalidStateException;
22 import org.tmatesoft.hg.repo.HgManifest; 22 import org.tmatesoft.hg.repo.HgManifest;
23 import org.tmatesoft.hg.repo.HgRepository; 23 import org.tmatesoft.hg.repo.HgRepository;
24 import org.tmatesoft.hg.repo.HgRuntimeException; 24 import org.tmatesoft.hg.repo.HgRuntimeException;
25 import org.tmatesoft.hg.util.Path; 25 import org.tmatesoft.hg.util.Path;
26 import org.tmatesoft.hg.util.Status; 26 import org.tmatesoft.hg.util.Outcome;
27 27
28 /** 28 /**
29 * Primary purpose is to provide information about file revisions at specific changeset. Multiple {@link #check(Path)} calls 29 * Primary purpose is to provide information about file revisions at specific changeset. Multiple {@link #check(Path)} calls
30 * are possible once {@link #changeset(Nodeid)} (and optionally, {@link #followRenames(boolean)}) were set. 30 * are possible once {@link #changeset(Nodeid)} (and optionally, {@link #followRenames(boolean)}) were set.
31 * 31 *
53 private boolean followRenames; 53 private boolean followRenames;
54 private Nodeid cset; 54 private Nodeid cset;
55 private ManifestRevision cachedManifest; 55 private ManifestRevision cachedManifest;
56 private HgFileRevision fileRevision; 56 private HgFileRevision fileRevision;
57 private boolean renamed; 57 private boolean renamed;
58 private Status checkResult; 58 private Outcome checkResult;
59 59
60 public HgChangesetFileSneaker(HgRepository hgRepo) { 60 public HgChangesetFileSneaker(HgRepository hgRepo) {
61 repo = hgRepo; 61 repo = hgRepo;
62 } 62 }
63 63
88 fileRevision = null; 88 fileRevision = null;
89 return this; 89 return this;
90 } 90 }
91 91
92 /** 92 /**
93 * Shortcut to perform {@link #check(Path)} and {@link #exists()}. Result of the check may be accessed via {@link #getCheckStatus()}. 93 * Shortcut to perform {@link #check(Path)} and {@link #exists()}. Result of the check may be accessed via {@link #getCheckResult()}.
94 * Errors during the check, if any, are reported through exception. 94 * Errors during the check, if any, are reported through exception.
95 * 95 *
96 * @param file name of the file in question 96 * @param file name of the file in question
97 * @return <code>true</code> if file is known at the selected changeset. 97 * @return <code>true</code> if file is known at the selected changeset.
98 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state 98 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
112 112
113 /** 113 /**
114 * Find file (or its origin, if {@link #followRenames(boolean)} was set to <code>true</code>) among files known at specified {@link #changeset(Nodeid)}. 114 * Find file (or its origin, if {@link #followRenames(boolean)} was set to <code>true</code>) among files known at specified {@link #changeset(Nodeid)}.
115 * 115 *
116 * @param file name of the file in question 116 * @param file name of the file in question
117 * @return status object that describes outcome, {@link Status#isOk() Ok} status indicates successful completion of the operation, but doesn't imply 117 * @return status object that describes outcome, {@link Outcome#isOk() Ok} status indicates successful completion of the operation, but doesn't imply
118 * file existence, use {@link #exists()} for that purpose. Message of the status may provide further hints on what exactly had happened. 118 * file existence, use {@link #exists()} for that purpose. Message of the status may provide further hints on what exactly had happened.
119 * @throws IllegalArgumentException if {@link #changeset(Nodeid)} not specified or file argument is bad. 119 * @throws IllegalArgumentException if {@link #changeset(Nodeid)} not specified or file argument is bad.
120 */ 120 */
121 public Status check(Path file) { 121 public Outcome check(Path file) {
122 fileRevision = null; 122 fileRevision = null;
123 checkResult = null; 123 checkResult = null;
124 renamed = false; 124 renamed = false;
125 if (cset == null || file == null || file.isDirectory()) { 125 if (cset == null || file == null || file.isDirectory()) {
126 throw new IllegalArgumentException(); 126 throw new IllegalArgumentException();
127 } 127 }
128 HgDataFile dataFile = repo.getFileNode(file); 128 HgDataFile dataFile = repo.getFileNode(file);
129 if (!dataFile.exists()) { 129 if (!dataFile.exists()) {
130 checkResult = new Status(Status.Kind.OK, String.format("File named %s is not known in the repository", file)); 130 checkResult = new Outcome(Outcome.Kind.Success, String.format("File named %s is not known in the repository", file));
131 return checkResult; 131 return checkResult;
132 } 132 }
133 Nodeid toExtract = null; 133 Nodeid toExtract = null;
134 HgManifest.Flags extractRevFlags = null; 134 HgManifest.Flags extractRevFlags = null;
135 String phaseMsg = "Extract manifest revision failed"; 135 String phaseMsg = "Extract manifest revision failed";
151 toExtract = cachedManifest.nodeid(file); 151 toExtract = cachedManifest.nodeid(file);
152 extractRevFlags = cachedManifest.flags(file); 152 extractRevFlags = cachedManifest.flags(file);
153 } 153 }
154 } 154 }
155 } catch (HgRuntimeException ex) { 155 } catch (HgRuntimeException ex) {
156 checkResult = new Status(Status.Kind.ERROR, phaseMsg, ex); 156 checkResult = new Outcome(Outcome.Kind.Failure, phaseMsg, ex);
157 return checkResult; 157 return checkResult;
158 } 158 }
159 if (toExtract != null) { 159 if (toExtract != null) {
160 fileRevision = new HgFileRevision(repo, toExtract, extractRevFlags, dataFile.getPath()); 160 fileRevision = new HgFileRevision(repo, toExtract, extractRevFlags, dataFile.getPath());
161 checkResult = new Status(Status.Kind.OK, String.format("File %s, revision %s found at changeset %s", dataFile.getPath(), toExtract.shortNotation(), cset.shortNotation())); 161 checkResult = new Outcome(Outcome.Kind.Success, String.format("File %s, revision %s found at changeset %s", dataFile.getPath(), toExtract.shortNotation(), cset.shortNotation()));
162 return checkResult; 162 return checkResult;
163 } 163 }
164 checkResult = new Status(Status.Kind.OK, String.format("File %s nor its origins were known at repository %s revision", file, cset.shortNotation())); 164 checkResult = new Outcome(Outcome.Kind.Success, String.format("File %s nor its origins were known at repository %s revision", file, cset.shortNotation()));
165 return checkResult; 165 return checkResult;
166 } 166 }
167 167
168 /** 168 /**
169 * @deprecated use {@link #getCheckResult()} instead
170 */
171 @Deprecated
172 public Outcome getCheckStatus() {
173 return getCheckResult();
174 }
175 /**
169 * Re-get latest check status object 176 * Re-get latest check status object
170 */ 177 */
171 public Status getCheckStatus() { 178 public Outcome getCheckResult() {
172 assertCheckRan(); 179 assertCheckRan();
173 return checkResult; 180 return checkResult;
174 } 181 }
175 182
176 /** 183 /**