001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2008-2012 SonarSource
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.core.resource;
021    
022    import com.google.common.collect.Lists;
023    import org.apache.ibatis.session.SqlSession;
024    import org.sonar.core.persistence.MyBatis;
025    
026    import java.util.List;
027    
028    public class ResourceDao {
029      private MyBatis mybatis;
030    
031      public ResourceDao(MyBatis mybatis) {
032        this.mybatis = mybatis;
033      }
034    
035      public List<ResourceDto> getResources(ResourceQuery query) {
036        SqlSession session = mybatis.openSession();
037        try {
038          return session.getMapper(ResourceMapper.class).selectResources(query);
039        } finally {
040          MyBatis.closeQuietly(session);
041        }
042      }
043    
044      public List<Long> getResourceIds(ResourceQuery query) {
045        SqlSession session = mybatis.openSession();
046        try {
047          return session.getMapper(ResourceMapper.class).selectResourceIds(query);
048        } finally {
049          MyBatis.closeQuietly(session);
050        }
051      }
052    
053      public ResourceDto getResource(long projectId) {
054        SqlSession session = mybatis.openSession();
055        try {
056          return getResource(projectId, session);
057        } finally {
058          MyBatis.closeQuietly(session);
059        }
060      }
061    
062      public ResourceDto getResource(long projectId, SqlSession session) {
063        return session.getMapper(ResourceMapper.class).selectResource(projectId);
064      }
065    
066      public List<ResourceDto> getDescendantProjects(long projectId) {
067        SqlSession session = mybatis.openSession();
068        try {
069          return getDescendantProjects(projectId, session);
070        } finally {
071          MyBatis.closeQuietly(session);
072        }
073      }
074    
075      public List<ResourceDto> getDescendantProjects(long projectId, SqlSession session) {
076        ResourceMapper mapper = session.getMapper(ResourceMapper.class);
077        List<ResourceDto> resources = Lists.newArrayList();
078        appendChildProjects(projectId, mapper, resources);
079        return resources;
080      }
081    
082      private void appendChildProjects(long projectId, ResourceMapper mapper, List<ResourceDto> resources) {
083        List<ResourceDto> subProjects = mapper.selectDescendantProjects(projectId);
084        for (ResourceDto subProject : subProjects) {
085          resources.add(subProject);
086          appendChildProjects(subProject.getId(), mapper, resources);
087        }
088      }
089    }