001    /*
002     * SonarQube, open source software quality management tool.
003     * Copyright (C) 2008-2014 SonarSource
004     * mailto:contact AT sonarsource DOT com
005     *
006     * SonarQube is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 3 of the License, or (at your option) any later version.
010     *
011     * SonarQube is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public License
017     * along with this program; if not, write to the Free Software Foundation,
018     * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
019     */
020    package org.sonar.api.batch.fs.internal;
021    
022    import org.apache.commons.io.FilenameUtils;
023    import org.apache.commons.lang.StringUtils;
024    import org.sonar.api.batch.fs.InputFile;
025    import org.sonar.api.utils.WildcardPattern;
026    
027    public abstract class PathPattern {
028    
029      final WildcardPattern pattern;
030    
031      PathPattern(String pattern) {
032        this.pattern = WildcardPattern.create(pattern);
033      }
034    
035      public abstract boolean match(InputFile inputFile);
036    
037      public abstract boolean match(InputFile inputFile, boolean caseSensitiveFileExtension);
038    
039      public static PathPattern create(String s) {
040        String trimmed = StringUtils.trim(s);
041        if (StringUtils.startsWithIgnoreCase(trimmed, "file:")) {
042          return new AbsolutePathPattern(StringUtils.substring(trimmed, "file:".length()));
043        }
044        return new RelativePathPattern(trimmed);
045      }
046    
047      public static PathPattern[] create(String[] s) {
048        PathPattern[] result = new PathPattern[s.length];
049        for (int i = 0; i < s.length; i++) {
050          result[i] = create(s[i]);
051        }
052        return result;
053      }
054    
055      private static class AbsolutePathPattern extends PathPattern {
056        private AbsolutePathPattern(String pattern) {
057          super(pattern);
058        }
059    
060        @Override
061        public boolean match(InputFile inputFile) {
062          return match(inputFile, true);
063        }
064    
065        @Override
066        public boolean match(InputFile inputFile, boolean caseSensitiveFileExtension) {
067          String path = inputFile.absolutePath();
068          if (!caseSensitiveFileExtension) {
069            String extension = sanitizeExtension(FilenameUtils.getExtension(inputFile.file().getName()));
070            if (StringUtils.isNotBlank(extension)) {
071              path = StringUtils.removeEndIgnoreCase(path, extension);
072              path = path + extension;
073            }
074          }
075          return pattern.match(path);
076        }
077    
078        @Override
079        public String toString() {
080          return "file:" + pattern.toString();
081        }
082      }
083    
084      /**
085       * Path relative to module basedir
086       */
087      private static class RelativePathPattern extends PathPattern {
088        private RelativePathPattern(String pattern) {
089          super(pattern);
090        }
091    
092        @Override
093        public boolean match(InputFile inputFile) {
094          return match(inputFile, true);
095        }
096    
097        @Override
098        public boolean match(InputFile inputFile, boolean caseSensitiveFileExtension) {
099          String path = inputFile.relativePath();
100          if (!caseSensitiveFileExtension) {
101            String extension = sanitizeExtension(FilenameUtils.getExtension(inputFile.file().getName()));
102            if (StringUtils.isNotBlank(extension)) {
103              path = StringUtils.removeEndIgnoreCase(path, extension);
104              path = path + extension;
105            }
106          }
107          return path != null && pattern.match(path);
108        }
109    
110        @Override
111        public String toString() {
112          return pattern.toString();
113        }
114      }
115    
116      static String sanitizeExtension(String suffix) {
117        return StringUtils.lowerCase(StringUtils.removeStart(suffix, "."));
118      }
119    }