001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2009 SonarSource SA
004     * mailto:contact AT sonarsource DOT com
005     *
006     * Sonar 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     * Sonar 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
017     * License along with Sonar; if not, write to the Free Software
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019     */
020    package org.sonar.batch;
021    
022    import org.slf4j.Logger;
023    import org.slf4j.LoggerFactory;
024    import org.sonar.api.batch.ResourceFilter;
025    import org.sonar.api.resources.Resource;
026    
027    /**
028     * @since 1.12
029     */
030    public class ResourceFilters {
031    
032      private static final Logger LOG = LoggerFactory.getLogger(ResourceFilters.class);
033    
034      private ResourceFilter[] filters;
035    
036      public ResourceFilters(ResourceFilter[] filters) {
037        this.filters = (filters==null ? new ResourceFilter[0] : filters);
038      }
039    
040      public ResourceFilters() {
041        this(null);
042      }
043    
044      public ResourceFilter[] getFilters() {
045        return filters;
046      }
047    
048      /**
049       * Return true if the violation must be saved. If false then it is ignored.
050       */
051      public boolean isExcluded(Resource resource) {
052        boolean ignored = false;
053        int index = 0;
054        while (!ignored && index < filters.length) {
055          ResourceFilter filter = filters[index];
056          ignored = filter.isIgnored(resource);
057          if (ignored && LOG.isDebugEnabled()) {
058            LOG.debug("Resource {} is excluded by the filter {}", resource, filter);
059          }
060          index++;
061        }
062        return ignored;
063      }
064    
065    }