package org.apache.maven.plugin.coreit;
   
   /*
    * 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.AbstractMojo;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.project.MavenProjectBuilder;
  
  import java.io.File;
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.util.Properties;
  
  /**
   * @author Benjamin Bentmann
   */
  public abstract class AbstractPomMojo
      extends AbstractMojo
  {
  
      /**
       * The project builder.
       *
       * @component
       */
      protected MavenProjectBuilder builder;
  
      protected void dump( Properties props, String key, MavenProject project )
      {
          put( props, key + "project.id", project.getId() );
          put( props, key + "project.name", project.getName() );
          put( props, key + "project.description", project.getDescription() );
          if ( project.getArtifact() != null )
          {
              put( props, key + "artifact.id", project.getArtifact().getId() );
          }
      }
  
      protected void put( Properties props, String key, Object value )
      {
          if ( value != null )
          {
              props.setProperty( key, value.toString() );
          }
      }
  
      protected void store( Properties props, File file )
          throws MojoExecutionException
      {
          try
          {
              file.getParentFile().mkdirs();
  
              try ( FileOutputStream os = new FileOutputStream( file ) )
              {
                  props.store( os, "[MAVEN-CORE-IT-LOG]" );
              }
          }
          catch ( IOException e )
          {
              throw new MojoExecutionException( "Failed to dump POMs: " + e.getMessage(), e );
          }
      }
  
  }