plugin.xml

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


<extension
         point="org.eclipse.emf.ecore.generated_package">
      <package
            class="org.etsi.mts.tdl.TdlPackage"
            genModel="model/xtdl.genmodel"
            uri="http://www.etsi.org/spec/TDL/20130606">
      </package>
   </extension>

</plugin>