package org.apache.maven.plugin.checkstyle;
   
   /*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  import org.apache.maven.plugin.checkstyle.exec.CheckstyleExecutorRequest;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.plugins.annotations.ResolutionScope;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.reporting.MavenReportException;
  
  import java.util.List;
  
  /**
   * A reporting task that performs Checkstyle analysis and generates an aggregate
   * HTML report on the violations that Checkstyle finds in a multi-module reactor
   * build.
   *
   * @version $Id: CheckstyleAggregateReport.java 1618905 2014-08-19 17:23:18Z rfscholte $
   * @since 2.8
   */
  @Mojo( name = "checkstyle-aggregate", aggregator = true, requiresDependencyResolution = ResolutionScope.COMPILE,
         threadSafe = true )
  public class CheckstyleAggregateReport
      extends AbstractCheckstyleReport
  {
      /**
       * The projects in the reactor for aggregation report.
       *
       * @since 2.8
       */
      @Parameter( property = "reactorProjects", readonly = true )
      private List<MavenProject> reactorProjects;
  
      /** {@inheritDoc} */
      protected MavenProject getProject()
      {
          return project;
      }
  
      /**
       * {@inheritDoc}
       */
      protected CheckstyleExecutorRequest createRequest()
              throws MavenReportException
      {
          CheckstyleExecutorRequest request = new CheckstyleExecutorRequest();
          request.setAggregate( true )
              .setReactorProjects( reactorProjects )
              .setConsoleListener( getConsoleListener() ).setConsoleOutput( consoleOutput )
              .setExcludes( excludes ).setFailsOnError( failsOnError ).setIncludes( includes )
              .setIncludeResources( includeResources )
              .setIncludeTestResources( includeTestResources )
              .setResourceIncludes( resourceIncludes )
              .setResourceExcludes( resourceExcludes )
              .setIncludeTestSourceDirectory( includeTestSourceDirectory ).setListener( getListener() )
              .setLog( getLog() ).setProject( project ).setSourceDirectories( getSourceDirectories() ).setResources( resources )
              .setTestResources( testResources )
              .setStringOutputStream( stringOutputStream ).setSuppressionsLocation( suppressionsLocation )
              .setTestSourceDirectories( getTestSourceDirectories() ).setConfigLocation( configLocation )
              .setPropertyExpansion( propertyExpansion ).setHeaderLocation( headerLocation )
              .setCacheFile( cacheFile ).setSuppressionsFileExpression( suppressionsFileExpression )
              .setEncoding( encoding ).setPropertiesLocation( propertiesLocation );
          return request;
      }
  
  
      /** {@inheritDoc} */
      public String getOutputName()
      {
          return "checkstyle-aggregate";
      }
  
      /** {@inheritDoc} */
      public boolean canGenerateReport()
      {
          // TODO: would be good to scan the files here
          return !skip && project.isExecutionRoot() && reactorProjects.size() > 1;
      }
  }