private void removeDocuments( ArtifactContext ac )
throws IOException
{
IndexWriter w = context.getIndexWriter();
ArtifactInfo ai = ac.getArtifactInfo();
String uinfo = AbstractIndexCreator.getGAV( ai.groupId, ai.artifactId, ai.version, ai.classifier, ai.packaging );
Document doc = new Document();
doc.add( new Field( ArtifactInfo.DELETED, uinfo, Field.Store.YES, Field.Index.NO ) );
doc.add( new Field( ArtifactInfo.LAST_MODIFIED, Long.toString( System.currentTimeMillis() ), Field.Store.YES,