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.batch.issue.ignore.pattern;
021    
022    import com.google.common.collect.LinkedHashMultimap;
023    import com.google.common.collect.Multimap;
024    import org.sonar.api.issue.Issue;
025    
026    import java.util.Collection;
027    import java.util.Iterator;
028    import java.util.Set;
029    
030    public class PatternMatcher {
031    
032      private Multimap<String, IssuePattern> patternByComponent = LinkedHashMultimap.create();
033    
034      public IssuePattern getMatchingPattern(Issue issue) {
035        IssuePattern matchingPattern = null;
036        Iterator<IssuePattern> patternIterator = getPatternsForComponent(issue.componentKey()).iterator();
037        while(matchingPattern == null && patternIterator.hasNext()) {
038          IssuePattern nextPattern = patternIterator.next();
039          if (nextPattern.match(issue)) {
040            matchingPattern = nextPattern;
041          }
042        }
043        return matchingPattern;
044      }
045    
046      public Collection<IssuePattern> getPatternsForComponent(String componentKey) {
047        return patternByComponent.get(componentKey);
048      }
049    
050      public void addPatternForComponent(String component, IssuePattern pattern) {
051        patternByComponent.put(component, pattern.forResource(component));
052      }
053    
054      public void addPatternToExcludeResource(String resource) {
055        addPatternForComponent(resource, new IssuePattern(resource, "*").setCheckLines(false));
056      }
057    
058      public void addPatternToExcludeLines(String resource, Set<LineRange> lineRanges) {
059        addPatternForComponent(resource, new IssuePattern(resource, "*", lineRanges).setCheckLines(true));
060      }
061    
062    }