examples/library.edit/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.0"?>

<!--
 <copyright>
 </copyright>

 $Id$
-->

<plugin>

   <extension point="org.eclipse.emf.edit.itemProviderAdapterFactories">
      <factory
            uri="http://library/v2"
            class="library.provider.LibraryItemProviderAdapterFactory"
            supportedTypes=
              "org.eclipse.emf.edit.provider.IEditingDomainItemProvider
               org.eclipse.emf.edit.provider.IStructuredItemContentProvider
               org.eclipse.emf.edit.provider.ITreeItemContentProvider
               org.eclipse.emf.edit.provider.IItemLabelProvider
               org.eclipse.emf.edit.provider.IItemPropertySource"/>
   </extension>

</plugin>