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/*
 * Sonar, open source software quality management tool.
 * Copyright (C) 2008-2012 SonarSource
 * mailto:contact AT sonarsource DOT com
 *
 * Sonar is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * Sonar is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Sonar; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package org.sonar.batch.scan;

import com.google.common.annotations.VisibleForTesting;
import org.sonar.api.platform.ComponentContainer;
import org.sonar.api.resources.Project;
import org.sonar.api.task.Task;
import org.sonar.api.task.TaskDefinition;
import org.sonar.batch.ProjectTree;
import org.sonar.batch.tasks.RequiresProject;

@RequiresProject
public class ScanTask implements Task {

  public static final String COMMAND = "inspect";
  public static final TaskDefinition DEFINITION = TaskDefinition.create()
      .setDescription("Scan project and upload report to server")
      .setName("Project Scan")
      .setCommand(COMMAND)
      .setTask(ScanTask.class);

  private final ComponentContainer container;
  private final ProjectTree projectTree;

  public ScanTask(ProjectTree projectTree, ComponentContainer container) {
    this.container = container;
    this.projectTree = projectTree;
  }

  public void execute() {
    scanRecursively(projectTree.getRootProject());
  }

  private void scanRecursively(Project project) {
    for (Project subProject : project.getModules()) {
      scanRecursively(subProject);
    }
    scan(project);
  }

  @VisibleForTesting
  void scan(Project project) {
    ScanContainer projectModule = new ScanContainer(project);
    try {
      ComponentContainer childContainer = container.createChild();
      projectModule.init(childContainer);
      projectModule.start();
    } finally {
      projectModule.stop();
      container.removeChild();
    }
  }

}