plugins/languages/java/org.eclipse.papyrus.designer.languages.java.jdt.project/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.2"?>
<plugin>
   <extension
         point="org.eclipse.papyrus.designer.languages.common.extensionpoints.languageProjectSupport">
      <client
            class="org.eclipse.papyrus.designer.languages.java.jdt.project.JavaProjectSupport"
            language="Java">
      </client>
   </extension>
 </plugin>