core/plugins/org.eclipse.dltk.core.index.lucene/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.dltk.core.indexer">
      <indexer
            class="org.eclipse.dltk.internal.core.index.lucene.LuceneIndexer"
            id="org.eclipse.dltk.core.index.lucene.indexer">
      </indexer>
   </extension>
</plugin>