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.api.batch.bootstrap; 021 022import org.sonar.api.task.TaskExtension; 023 024/** 025 * This extension point allows to change project structure at runtime. It is executed once during task startup. 026 * Some use-cases : 027 * <ul> 028 * <li>Add sub-projects which are not defined in batch bootstrapper. For example the C# plugin gets the hierarchy 029 * of sub-projects from the Visual Studio metadata file. The single root pom.xml does not contain any declarations of 030 * modules</li> 031 * <li>Change project metadata like description or source directories.</li> 032 * </ul> 033 * 034 * @since 2.9 035 */ 036public abstract class ProjectBuilder implements TaskExtension { 037 038 private ProjectReactor reactor; 039 040 protected ProjectBuilder(final ProjectReactor reactor) { 041 this.reactor = reactor; 042 } 043 044 public final void start() { 045 build(reactor); 046 } 047 048 protected abstract void build(ProjectReactor reactor); 049}