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 */
020package org.sonar.batch.index;
021
022import org.sonar.api.database.DatabaseSession;
023import org.sonar.api.database.model.ResourceModel;
024import org.sonar.api.database.model.Snapshot;
025import org.sonar.api.resources.Project;
026import org.sonar.api.resources.ProjectLink;
027
028public final class LinkPersister {
029  private DatabaseSession session;
030  private ResourcePersister resourcePersister;
031
032  public LinkPersister(DatabaseSession session, ResourcePersister resourcePersister) {
033    this.session = session;
034    this.resourcePersister = resourcePersister;
035  }
036
037  public void saveLink(Project project, ProjectLink link) {
038    Snapshot snapshot = resourcePersister.getSnapshotOrFail(project);
039    ResourceModel projectDao = session.reattach(ResourceModel.class, snapshot.getResourceId());
040    ProjectLink dbLink = projectDao.getProjectLink(link.getKey());
041    if (dbLink == null) {
042      link.setResource(projectDao);
043      projectDao.getProjectLinks().add(link);
044      session.save(link);
045
046    } else {
047      dbLink.copyFieldsFrom(link);
048      session.save(dbLink);
049    }
050    session.commit();
051
052  }
053
054  public void deleteLink(Project project, String linkKey) {
055    Snapshot snapshot = resourcePersister.getSnapshot(project);
056    if (snapshot != null) {
057      ResourceModel model = session.reattach(ResourceModel.class, snapshot.getResourceId());
058      ProjectLink dbLink = model.getProjectLink(linkKey);
059      if (dbLink != null) {
060        session.remove(dbLink);
061        model.getProjectLinks().remove(dbLink);
062        session.commit();
063      }
064
065    }
066  }
067}