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comparison src/org/tmatesoft/hg/repo/HgIgnore.java @ 289:086a326f181f

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Provide public access to ignored files configuration to use in alternative file walkers
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Mon, 12 Sep 2011 14:11:45 +0200
parents c8baeb813d74
children 3d41dc148d14
comparison
equal deleted inserted replaced
288:b11f6a08f748 289:086a326f181f
31 * Handling of ignored paths according to .hgignore configuration 31 * Handling of ignored paths according to .hgignore configuration
32 * 32 *
33 * @author Artem Tikhomirov 33 * @author Artem Tikhomirov
34 * @author TMate Software Ltd. 34 * @author TMate Software Ltd.
35 */ 35 */
36 public class HgIgnore { 36 public class HgIgnore implements Path.Matcher {
37 37
38 private List<Pattern> entries; 38 private List<Pattern> entries;
39 39
40 HgIgnore() { 40 HgIgnore() {
41 entries = Collections.emptyList(); 41 entries = Collections.emptyList();
102 // troublesome when one walks not over io.File, but Eclipse's IResource or any other custom VFS. 102 // troublesome when one walks not over io.File, but Eclipse's IResource or any other custom VFS.
103 // 103 //
104 // 104 //
105 // might be interesting, although looks like of no direct use in my case 105 // might be interesting, although looks like of no direct use in my case
106 // @see http://stackoverflow.com/questions/1247772/is-there-an-equivalent-of-java-util-regex-for-glob-type-patterns 106 // @see http://stackoverflow.com/questions/1247772/is-there-an-equivalent-of-java-util-regex-for-glob-type-patterns
107 private String glob2regex(String line) { 107 //
108 // TODO consider refactoring to reuse in PathGlobMatcher#glob2regexp
109 private static String glob2regex(String line) {
108 assert line.length() > 0; 110 assert line.length() > 0;
109 StringBuilder sb = new StringBuilder(line.length() + 10); 111 StringBuilder sb = new StringBuilder(line.length() + 10);
110 if (line.charAt(0) != '*') { 112 if (line.charAt(0) != '*') {
111 sb.append('^'); // help avoid matcher.find() to match 'bin' pattern in the middle of the filename 113 sb.append('^'); // help avoid matcher.find() to match 'bin' pattern in the middle of the filename
112 } 114 }
152 sb.append(ch); 154 sb.append(ch);
153 } 155 }
154 return sb.toString(); 156 return sb.toString();
155 } 157 }
156 158
157 // TODO use PathGlobMatcher 159 /**
160 * @param path file or directory name in question
161 * @return <code>true</code> if matches repository configuration of ignored files.
162 */
158 public boolean isIgnored(Path path) { 163 public boolean isIgnored(Path path) {
159 for (Pattern p : entries) { 164 for (Pattern p : entries) {
160 if (p.matcher(path).find()) { 165 if (p.matcher(path).find()) {
161 return true; 166 return true;
162 } 167 }
163 } 168 }
164 return false; 169 return false;
165 } 170 }
171
172 /**
173 * A handy wrap of {@link #isIgnored(Path)} into {@link Path.Matcher}. Yields same result as {@link #isIgnored(Path)}.
174 * @return <code>true</code> if file is deemed ignored.
175 */
176 public boolean accept(Path path) {
177 return isIgnored(path);
178 }
166 } 179 }