interpolator.addValueSource( new PrefixedObjectValueSource( "artifact.handler.", artifact.getArtifactHandler() ) );
// 2C
if ( artifactProject != null )
{
interpolator.addValueSource( new PrefixedObjectValueSource( "artifact.", artifactProject ) );
interpolator.addValueSource( new PrefixedPropertiesValueSource( "artifact.properties.",
artifactProject.getProperties() ) );
if ( artifactProject.getArtifact() != null )
{
interpolator.addValueSource( new PrefixedObjectValueSource( "artifact.", artifactProject.getArtifact() ) );