examples/org.eclipse.emf.parsley.examples.editors/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.ui.editors">
      <editor
            class="org.eclipse.emf.parsley.examples.editors.EmfParsleyExamplesEditorsExecutableExtensionFactory:org.eclipse.emf.parsley.editors.EmfTreeEditor"
            contributorClass="org.eclipse.emf.parsley.examples.editors.EmfParsleyExamplesEditorsExecutableExtensionFactory:org.eclipse.emf.parsley.editors.EmfParsleyEditorActionBarContributor"
            default="false"
            id="org.eclipse.emf.parsley.editors.treeEditor"
            name="EMF Tree Editor">
         <contentTypeBinding
               contentTypeId="org.eclipse.emf.ecore.xmi">
         </contentTypeBinding>
      </editor>
   </extension>

</plugin>