Mercurial > hg4j

comparison src/org/tmatesoft/hg/core/HgChangesetFileSneaker.java @ 427:31a89587eb04

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FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 29 Mar 2012 17:14:35 +0200
parents 9c9c442b5f2e
children 7e1912b4ce99
comparison
equal deleted inserted replaced
426:063b0663495a 427:31a89587eb04
16 */ 16 */
17 package org.tmatesoft.hg.core; 17 package org.tmatesoft.hg.core;
18 18
19 import org.tmatesoft.hg.internal.ManifestRevision; 19 import org.tmatesoft.hg.internal.ManifestRevision;
20 import org.tmatesoft.hg.repo.HgDataFile; 20 import org.tmatesoft.hg.repo.HgDataFile;
21 import org.tmatesoft.hg.repo.HgInvalidControlFileException;
22 import org.tmatesoft.hg.repo.HgInvalidStateException; 21 import org.tmatesoft.hg.repo.HgInvalidStateException;
23 import org.tmatesoft.hg.repo.HgManifest; 22 import org.tmatesoft.hg.repo.HgManifest;
24 import org.tmatesoft.hg.repo.HgRepository; 23 import org.tmatesoft.hg.repo.HgRepository;
25 import org.tmatesoft.hg.repo.HgRuntimeException; 24 import org.tmatesoft.hg.repo.HgRuntimeException;
26 import org.tmatesoft.hg.util.Path; 25 import org.tmatesoft.hg.util.Path;
90 return this; 89 return this;
91 } 90 }
92 91
93 /** 92 /**
94 * 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 #getCheckStatus()}.
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 IllegalArgumentException if {@link #changeset(Nodeid)} not specified or file argument is bad. 99 * @throws IllegalArgumentException if {@link #changeset(Nodeid)} not specified or file argument is bad.
99 * @throws HgInvalidControlFileException if access to revlog index/data entry failed 100 */
100 */ 101 public boolean checkExists(Path file) throws HgException {
101 public boolean checkExists(Path file) throws HgInvalidControlFileException {
102 check(file); 102 check(file);
103 if (!checkResult.isOk() && checkResult.getException() instanceof HgInvalidControlFileException) { 103 // next seems reasonable, however renders boolean return value useless. perhaps void or distinct method?
104 throw (HgInvalidControlFileException) checkResult.getException(); 104 // if (checkResult.isOk() && !exists()) {
105 // throw new HgPathNotFoundException(checkResult.getMessage(), file);
106 // }
107 if (!checkResult.isOk() && checkResult.getException() instanceof HgRuntimeException) {
108 throw new HgLibraryFailureException((HgRuntimeException) checkResult.getException());
105 } 109 }
106 return checkResult.isOk() && exists(); 110 return checkResult.isOk() && exists();
107 } 111 }
108 112
109 /** 113 /**