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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  
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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();
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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  }