    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one
    3    * or more contributor license agreements.  See the NOTICE file
    4    * distributed with this work for additional information
    5    * regarding copyright ownership.  The ASF licenses this file
    6    * to you under the Apache License, Version 2.0 (the
    7    * "License"); you may not use this file except in compliance
    8    * with the License.  You may obtain a copy of the License at
    9    *
    10   *   http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   * Unless required by applicable law or agreed to in writing,
    13   * software distributed under the License is distributed on an
    14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   * KIND, either express or implied.  See the License for the
    16   * specific language governing permissions and limitations
    17   * under the License.
    18   */
    19  package org.apache.felix.obrplugin;
    20
    21
    22  import java.io.File;
    23  import java.io.FileNotFoundException;
    24  import java.io.FileReader;
    25  import java.io.IOException;
    26  import java.io.Reader;
    27
    28  import org.apache.maven.model.Model;
    29  import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
    30  import org.apache.maven.plugin.MojoExecutionException;
    31  import org.apache.maven.project.MavenProject;
    32  import org.codehaus.plexus.util.IOUtil;
    33  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
    34
    35
    36  /**
    37   * Maven POM helper methods.
    38   *
    39   * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
    40   */
    41  public final class PomHelper
    42  {
    43      public static MavenProject readPom( File pomFile ) throws MojoExecutionException
    44      {
    45          Reader reader = null;
    46
    47          try
    48          {
    49              reader = new FileReader( pomFile );
    50              MavenXpp3Reader modelReader = new MavenXpp3Reader();
    51              return new MavenProject( modelReader.read( reader ) );
    52          }
    53          catch ( FileNotFoundException e )
    54          {
    55              throw new MojoExecutionException( "Error reading specified POM file: " + e.getMessage(), e );
    56          }
    57          catch ( IOException e )
    58          {
    59              throw new MojoExecutionException( "Error reading specified POM file: " + e.getMessage(), e );
    60          }
    61          catch ( XmlPullParserException e )
    62          {
    63              throw new MojoExecutionException( "Error reading specified POM file: " + e.getMessage(), e );
    64          }
    65          finally
    66          {
    67              IOUtil.close( reader );
    68          }
    69      }
    70
    71
    72      public static MavenProject buildPom( String groupId, String artifactId, String version, String packaging )
    73      {
    74          Model model = new Model();
    75
    76          model.setModelVersion( "4.0.0" );
    77          model.setGroupId( groupId );
    78          model.setArtifactId( artifactId );
    79          model.setVersion( version );
    80          model.setPackaging( packaging );
    81
    82          return new MavenProject( model );
    83      }
    84  }